fix: migrate model type enum construction

Co-authored-by: EvanYao826 <evanyao826@gmail.com>
Co-authored-by: Asuka Minato <i@asukaminato.eu.org>
Co-authored-by: autofix-ci[bot] <114827586+autofix-ci[bot]@users.noreply.github.com>
Co-authored-by: WH-2099 <wh2099@pm.me>

.github/workflows/pyrefly-type-coverage-comment.yml

@@ -63,8 +63,8 @@ jobs:
         id: render
         run: |
           comment_body="$(uv run --directory api python libs/pyrefly_type_coverage.py \
-            --base base_report.json \
-            < pr_report.json)"
+            --base "$GITHUB_WORKSPACE/base_report.json" \
+            < "$GITHUB_WORKSPACE/pr_report.json")"
 
           {
             echo "### Pyrefly Type Coverage"

.github/workflows/pyrefly-type-coverage.yml

@@ -65,6 +65,9 @@ jobs:
           # Save structured data for the fork-PR comment workflow
           cp /tmp/pyrefly_report_pr.json pr_report.json
           cp /tmp/pyrefly_report_base.json base_report.json
+          # Keep fork-PR comments correct while the trusted workflow_run job is
+          # still using the default-branch renderer, which resolves --base from api/.
+          cp /tmp/pyrefly_report_base.json api/base_report.json
 
       - name: Save PR number
         run: |
@@ -77,6 +80,7 @@ jobs:
           path: |
             pr_report.json
             base_report.json
+            api/base_report.json
             pr_number.txt
 
       - name: Comment PR with type coverage

.github/workflows/style.yml

@@ -47,6 +47,10 @@ jobs:
         if: steps.changed-files.outputs.any_changed == 'true'
         run: uv run --directory api --dev lint-imports
 
+      - name: Run Response Contract Linter
+        if: steps.changed-files.outputs.any_changed == 'true'
+        run: uv run --project api --dev python api/dev/lint_response_contracts.py --fail-on-mismatch
+
       - name: Run Type Checks
         if: steps.changed-files.outputs.any_changed == 'true'
         run: make type-check-core

Makefile

@@ -75,13 +75,19 @@ check:
 	@echo "✅ Code check complete"
 
 lint:
-	@echo "🔧 Running ruff format, check with fixes, import linter, and dotenv-linter..."
+	@echo "🔧 Running ruff format, check with fixes, response contract lint, import linter, and dotenv-linter..."
 	@uv run --project api --dev ruff format ./api
 	@uv run --project api --dev ruff check --fix ./api
+	@$(MAKE) api-contract-lint
 	@uv run --directory api --dev lint-imports
 	@uv run --project api --dev dotenv-linter ./api/.env.example ./web/.env.example
 	@echo "✅ Linting complete"
 
+api-contract-lint:
+	@echo "🔎 Linting Flask response contracts..."
+	@uv run --project api --dev python api/dev/lint_response_contracts.py
+	@echo "✅ Response contract lint complete"
+
 type-check:
 	@echo "📝 Running type checks (pyrefly + mypy)..."
 	@./dev/pyrefly-check-local $(PATH_TO_CHECK)
@@ -191,6 +197,7 @@ help:
 	@echo "  make format         - Format code with ruff"
 	@echo "  make check          - Check code with ruff"
 	@echo "  make lint           - Format, fix, and lint code (ruff, imports, dotenv)"
+	@echo "  make api-contract-lint - Check Flask response docs against returned schemas"
 	@echo "  make type-check     - Run type checks (pyrefly, mypy)"
 	@echo "  make type-check-core - Run core type checks (pyrefly, mypy)"
 	@echo "  make test           - Run backend unit tests (or TARGET_TESTS=./api/tests/<target_tests>)"
@@ -204,4 +211,4 @@ help:
 	@echo "  make build-push-all - Build and push all Docker images"
 
 # Phony targets
-.PHONY: build-web build-api push-web push-api build-all push-all build-push-all dev-setup prepare-docker prepare-web prepare-api dev-clean help format check lint type-check test test-all
+.PHONY: build-web build-api push-web push-api build-all push-all build-push-all dev-setup prepare-docker prepare-web prepare-api dev-clean help format check lint api-contract-lint type-check test test-all

api/.env.example

@@ -657,6 +657,7 @@ PLUGIN_REMOTE_INSTALL_PORT=5003
 PLUGIN_REMOTE_INSTALL_HOST=localhost
 PLUGIN_MAX_PACKAGE_SIZE=15728640
 PLUGIN_MODEL_SCHEMA_CACHE_TTL=3600
+PLUGIN_MODEL_PROVIDERS_CACHE_TTL=86400
 INNER_API_KEY_FOR_PLUGIN=QaHbTe77CtuXmsfyhR7+vRjI/+XbV1AaFy691iy+kGDv2Jvy0/eAh8Y1
 
 # Marketplace configuration

api/AGENTS.md

@@ -195,6 +195,7 @@ Before opening a PR / submitting:
 - Controllers: parse input via Pydantic, invoke services, return serialised responses; no business logic.
 - Services: coordinate repositories, providers, background tasks; keep side effects explicit.
 - Document non-obvious behaviour with concise docstrings and comments.
+- For `204 No Content` responses, return an empty body only; never return a dict, model, or other payload.
 - For Flask-RESTX controller request, query, and response schemas, follow `controllers/API_SCHEMA_GUIDE.md`.
   In short: use Pydantic models, document GET query params with `query_params_from_model(...)`, register response
   DTOs with `register_response_schema_models(...)`, serialize response DTOs with `dump_response(...)`,

api/clients/agent_backend/request_builder.py

@@ -49,6 +49,7 @@ class AgentBackendModelConfig(BaseModel):
     model: str
     user_id: str | None = None
     credentials: dict[str, DifyPluginCredentialValue] = Field(default_factory=dict)
+    model_settings: dict[str, JsonValue] = Field(default_factory=dict)
 
     model_config: ClassVar[ConfigDict] = ConfigDict(extra="forbid")
 
@@ -138,6 +139,7 @@ class AgentBackendRunRequestBuilder:
                         model_provider=run_input.model.model_provider,
                         model=run_input.model.model,
                         credentials=run_input.model.credentials,
+                        model_settings=run_input.model.model_settings or None,
                     ),
                 ),
             ]

api/commands/plugin.py

@@ -11,6 +11,7 @@ from configs import dify_config
 from core.helper import encrypter
 from core.plugin.entities.plugin_daemon import CredentialType
 from core.plugin.impl.plugin import PluginInstaller
+from core.plugin.plugin_service import PluginService
 from core.tools.utils.system_encryption import encrypt_system_params
 from extensions.ext_database import db
 from models import Tenant
@@ -20,7 +21,6 @@ from models.source import DataSourceApiKeyAuthBinding, DataSourceOauthBinding
 from models.tools import ToolOAuthSystemClient
 from services.plugin.data_migration import PluginDataMigration
 from services.plugin.plugin_migration import PluginMigration
-from services.plugin.plugin_service import PluginService
 
 logger = logging.getLogger(__name__)
 

api/configs/extra/__init__.py

@@ -1,3 +1,4 @@
+from configs.extra.agent_backend_config import AgentBackendConfig
 from configs.extra.archive_config import ArchiveStorageConfig
 from configs.extra.notion_config import NotionConfig
 from configs.extra.sentry_config import SentryConfig
@@ -5,6 +6,7 @@ from configs.extra.sentry_config import SentryConfig
 
 class ExtraServiceConfig(
     # place the configs in alphabet order
+    AgentBackendConfig,
     ArchiveStorageConfig,
     NotionConfig,
     SentryConfig,

api/configs/extra/agent_backend_config.py

@@ -0,0 +1,23 @@
+from pydantic import Field
+from pydantic_settings import BaseSettings
+
+
+class AgentBackendConfig(BaseSettings):
+    """
+    Configuration settings for the Agent backend runtime integration.
+    """
+
+    AGENT_BACKEND_BASE_URL: str | None = Field(
+        description="Base URL for the Dify Agent backend service.",
+        default=None,
+    )
+
+    AGENT_BACKEND_USE_FAKE: bool = Field(
+        description="Use the deterministic in-process fake Agent backend client.",
+        default=False,
+    )
+
+    AGENT_BACKEND_FAKE_SCENARIO: str = Field(
+        description="Scenario used by the fake Agent backend client.",
+        default="success",
+    )

api/configs/feature/__init__.py

@@ -265,6 +265,11 @@ class PluginConfig(BaseSettings):
         default=60 * 60,
     )
 
+    PLUGIN_MODEL_PROVIDERS_CACHE_TTL: PositiveInt = Field(
+        description="TTL in seconds for caching tenant plugin model providers in Redis",
+        default=60 * 60 * 24,
+    )
+
     PLUGIN_MAX_FILE_SIZE: PositiveInt = Field(
         description="Maximum allowed size (bytes) for plugin-generated files",
         default=50 * 1024 * 1024,

api/configs/remote_settings_sources/apollo/__init__.py

@@ -1,5 +1,5 @@
 from collections.abc import Mapping
-from typing import Any
+from typing import Any, override
 
 from pydantic import Field
 from pydantic.fields import FieldInfo
@@ -48,6 +48,7 @@ class ApolloSettingsSource(RemoteSettingsSource):
         self.namespace = configs["APOLLO_NAMESPACE"]
         self.remote_configs = self.client.get_all_dicts(self.namespace)
 
+    @override
     def get_field_value(self, field: FieldInfo, field_name: str) -> tuple[Any, str, bool]:
         if not isinstance(self.remote_configs, dict):
             raise ValueError(f"remote configs is not dict, but {type(self.remote_configs)}")

api/configs/remote_settings_sources/nacos/__init__.py

@@ -1,7 +1,7 @@
 import logging
 import os
 from collections.abc import Mapping
-from typing import Any
+from typing import Any, override
 
 from pydantic.fields import FieldInfo
 
@@ -41,6 +41,7 @@ class NacosSettingsSource(RemoteSettingsSource):
         except Exception as e:
             raise RuntimeError(f"Failed to parse config: {e}")
 
+    @override
     def get_field_value(self, field: FieldInfo, field_name: str) -> tuple[Any, str, bool]:
         field_value = self.remote_configs.get(field_name)
         if field_value is None:

api/context/execution_context.py

@@ -10,7 +10,7 @@ import threading
 from abc import ABC, abstractmethod
 from collections.abc import Callable, Generator
 from contextlib import AbstractContextManager, contextmanager
-from typing import Any, Protocol, final, runtime_checkable
+from typing import Any, Protocol, final, override, runtime_checkable
 
 from pydantic import BaseModel
 
@@ -133,10 +133,12 @@ class NullAppContext(AppContext):
         self._config = config or {}
         self._extensions: dict[str, Any] = {}
 
+    @override
     def get_config(self, key: str, default: Any = None) -> Any:
         """Get configuration value by key."""
         return self._config.get(key, default)
 
+    @override
     def get_extension(self, name: str) -> Any:
         """Get extension by name."""
         return self._extensions.get(name)
@@ -146,6 +148,7 @@ class NullAppContext(AppContext):
         self._extensions[name] = extension
 
     @contextmanager
+    @override
     def enter(self) -> Generator[None, None, None]:
         """Enter null context (no-op)."""
         yield

api/context/flask_app_context.py

@@ -6,7 +6,7 @@ import contextvars
 import threading
 from collections.abc import Generator
 from contextlib import contextmanager
-from typing import Any, final
+from typing import Any, final, override
 
 from flask import Flask, current_app, g
 
@@ -30,15 +30,18 @@ class FlaskAppContext(AppContext):
         """
         self._flask_app = flask_app
 
+    @override
     def get_config(self, key: str, default: Any = None) -> Any:
         """Get configuration value from Flask app config."""
         return self._flask_app.config.get(key, default)
 
+    @override
     def get_extension(self, name: str) -> Any:
         """Get Flask extension by name."""
         return self._flask_app.extensions.get(name)
 
     @contextmanager
+    @override
     def enter(self) -> Generator[None, None, None]:
         """Enter Flask app context."""
         with self._flask_app.app_context():

api/controllers/common/helpers.py

@@ -36,6 +36,24 @@ class FileInfo(BaseModel):
     size: int
 
 
+def decode_remote_url(url: str, query_string: bytes | str = b"") -> str:
+    decoded_url = urllib.parse.unquote(url)
+    if isinstance(query_string, bytes):
+        raw_query = query_string.decode()
+    else:
+        raw_query = query_string
+    if not raw_query:
+        return decoded_url
+
+    if decoded_url.endswith(("?", "&")):
+        separator = ""
+    elif urllib.parse.urlsplit(decoded_url).query:
+        separator = "&"
+    else:
+        separator = "?"
+    return f"{decoded_url}{separator}{raw_query}"
+
+
 def guess_file_info_from_response(response: httpx.Response):
     url = str(response.url)
     # Try to extract filename from URL

api/controllers/console/apikey.py

@@ -146,7 +146,7 @@ class BaseApiKeyResource(Resource):
         db.session.execute(delete(ApiToken).where(ApiToken.id == api_key_id))
         db.session.commit()
 
-        return {"result": "success"}, 204
+        return "", 204
 
 
 @console_ns.route("/apps/<uuid:resource_id>/api-keys")

api/controllers/console/app/annotation.py

@@ -269,12 +269,12 @@ class AnnotationApi(Resource):
                     "message": "annotation_ids are required if the parameter is provided.",
                 }, 400
 
-            result = AppAnnotationService.delete_app_annotations_in_batch(str(app_id), annotation_ids)
-            return result, 204
+            AppAnnotationService.delete_app_annotations_in_batch(str(app_id), annotation_ids)
+            return "", 204
         # If no annotation_ids are provided, handle clearing all annotations
         else:
             AppAnnotationService.clear_all_annotations(str(app_id))
-            return {"result": "success"}, 204
+            return "", 204
 
 
 @console_ns.route("/apps/<uuid:app_id>/annotations/export")
@@ -335,7 +335,7 @@ class AnnotationUpdateDeleteApi(Resource):
     @edit_permission_required
     def delete(self, app_id: UUID, annotation_id: UUID):
         AppAnnotationService.delete_app_annotation(str(app_id), str(annotation_id))
-        return {"result": "success"}, 204
+        return "", 204
 
 
 @console_ns.route("/apps/<uuid:app_id>/annotations/batch-import")

api/controllers/console/app/app.py

@@ -633,7 +633,7 @@ class AppApi(Resource):
         app_service = AppService()
         app_service.delete_app(app_model)
 
-        return {"result": "success"}, 204
+        return "", 204
 
 
 @console_ns.route("/apps/<uuid:app_id>/copy")

api/controllers/console/app/conversation.py

@@ -29,9 +29,6 @@ from fields.conversation_fields import (
 from fields.conversation_fields import (
     ConversationWithSummaryPagination as ConversationWithSummaryPaginationResponse,
 )
-from fields.conversation_fields import (
-    ResultResponse,
-)
 from libs.datetime_utils import naive_utc_now, parse_time_range
 from libs.login import current_account_with_tenant, login_required
 from models import Conversation, EndUser, Message, MessageAnnotation
@@ -77,7 +74,6 @@ register_schema_models(
     ConversationMessageDetailResponse,
     ConversationWithSummaryPaginationResponse,
     ConversationDetailResponse,
-    ResultResponse,
     CompletionConversationQuery,
     ChatConversationQuery,
 )
@@ -194,7 +190,7 @@ class CompletionConversationDetailApi(Resource):
         except ConversationNotExistsError:
             raise NotFound("Conversation Not Exists.")
 
-        return ResultResponse(result="success").model_dump(mode="json"), 204
+        return "", 204
 
 
 @console_ns.route("/apps/<uuid:app_id>/chat-conversations")
@@ -347,7 +343,7 @@ class ChatConversationDetailApi(Resource):
         except ConversationNotExistsError:
             raise NotFound("Conversation Not Exists.")
 
-        return ResultResponse(result="success").model_dump(mode="json"), 204
+        return "", 204
 
 
 def _get_conversation(app_model, conversation_id):

api/controllers/console/app/ops_trace.py

@@ -128,6 +128,6 @@ class TraceAppConfigApi(Resource):
             result = OpsService.delete_tracing_app_config(app_id=app_model.id, tracing_provider=args.tracing_provider)
             if not result:
                 raise TracingConfigNotExist()
-            return {"result": "success"}, 204
+            return "", 204
         except Exception as e:
             raise BadRequest(str(e))

api/controllers/console/app/workflow_comment.py

@@ -311,7 +311,7 @@ class WorkflowCommentDetailApi(Resource):
             user_id=current_user.id,
         )
 
-        return {"result": "success"}, 204
+        return "", 204
 
 
 @console_ns.route("/apps/<uuid:app_id>/workflow/comments/<string:comment_id>/resolve")
@@ -431,7 +431,7 @@ class WorkflowCommentReplyDetailApi(Resource):
             user_id=current_user.id,
         )
 
-        return {"result": "success"}, 204
+        return "", 204
 
 
 @console_ns.route("/apps/<uuid:app_id>/workflow/comments/mention-users")

api/controllers/console/auth/data_source_bearer_auth.py

@@ -93,4 +93,4 @@ class ApiKeyAuthDataSourceBindingDelete(Resource):
 
         ApiKeyAuthService.delete_provider_auth(current_tenant_id, binding_id)
 
-        return {"result": "success"}, 204
+        return "", 204

api/controllers/console/datasets/datasets.py

@@ -1,15 +1,16 @@
-from typing import Any, cast
+from datetime import datetime
+from typing import Any
 
 from flask import request
-from flask_restx import Resource, fields, marshal, marshal_with
-from pydantic import BaseModel, Field, field_validator
+from flask_restx import Resource
+from pydantic import BaseModel, Field, field_validator, model_validator
 from sqlalchemy import func, select
 from werkzeug.exceptions import Forbidden, NotFound
 
 import services
 from configs import dify_config
 from controllers.common.fields import ApiBaseUrlResponse, SimpleResultResponse, UsageCheckResponse
-from controllers.common.schema import get_or_create_model, register_response_schema_models, register_schema_models
+from controllers.common.schema import query_params_from_model, register_response_schema_models, register_schema_models
 from controllers.console import console_ns
 from controllers.console.apikey import ApiKeyItem, ApiKeyList
 from controllers.console.app.error import ProviderNotInitializeError
@@ -30,26 +31,10 @@ from core.rag.extractor.entity.extract_setting import ExtractSetting, NotionInfo
 from core.rag.index_processor.constant.index_type import IndexTechniqueType
 from core.rag.retrieval.retrieval_methods import RetrievalMethod
 from extensions.ext_database import db
-from fields.app_fields import app_detail_kernel_fields, related_app_list
-from fields.dataset_fields import (
-    content_fields,
-    dataset_detail_fields,
-    dataset_fields,
-    dataset_query_detail_fields,
-    dataset_retrieval_model_fields,
-    doc_metadata_fields,
-    external_knowledge_info_fields,
-    external_retrieval_model_fields,
-    file_info_fields,
-    icon_info_fields,
-    keyword_setting_fields,
-    reranking_model_fields,
-    tag_fields,
-    vector_setting_fields,
-    weighted_score_fields,
-)
-from fields.document_fields import document_status_fields
+from fields.base import ResponseModel
+from fields.dataset_fields import DatasetDetailResponse
 from graphon.model_runtime.entities.model_entities import ModelType
+from libs.helper import build_icon_url, dump_response, to_timestamp
 from libs.login import current_account_with_tenant, login_required
 from libs.url_utils import normalize_api_base_url
 from models import ApiToken, Dataset, Document, DocumentSegment, UploadFile
@@ -61,58 +46,6 @@ from services.dataset_service import DatasetPermissionService, DatasetService, D
 
 register_response_schema_models(console_ns, ApiBaseUrlResponse, SimpleResultResponse, UsageCheckResponse)
 
-# Register models for flask_restx to avoid dict type issues in Swagger
-dataset_base_model = get_or_create_model("DatasetBase", dataset_fields)
-
-tag_model = get_or_create_model("Tag", tag_fields)
-
-keyword_setting_model = get_or_create_model("DatasetKeywordSetting", keyword_setting_fields)
-vector_setting_model = get_or_create_model("DatasetVectorSetting", vector_setting_fields)
-
-weighted_score_fields_copy = weighted_score_fields.copy()
-weighted_score_fields_copy["keyword_setting"] = fields.Nested(keyword_setting_model)
-weighted_score_fields_copy["vector_setting"] = fields.Nested(vector_setting_model)
-weighted_score_model = get_or_create_model("DatasetWeightedScore", weighted_score_fields_copy)
-
-reranking_model = get_or_create_model("DatasetRerankingModel", reranking_model_fields)
-
-dataset_retrieval_model_fields_copy = dataset_retrieval_model_fields.copy()
-dataset_retrieval_model_fields_copy["reranking_model"] = fields.Nested(reranking_model)
-dataset_retrieval_model_fields_copy["weights"] = fields.Nested(weighted_score_model, allow_null=True)
-dataset_retrieval_model = get_or_create_model("DatasetRetrievalModel", dataset_retrieval_model_fields_copy)
-
-external_knowledge_info_model = get_or_create_model("ExternalKnowledgeInfo", external_knowledge_info_fields)
-
-external_retrieval_model = get_or_create_model("ExternalRetrievalModel", external_retrieval_model_fields)
-
-doc_metadata_model = get_or_create_model("DatasetDocMetadata", doc_metadata_fields)
-
-icon_info_model = get_or_create_model("DatasetIconInfo", icon_info_fields)
-
-dataset_detail_fields_copy = dataset_detail_fields.copy()
-dataset_detail_fields_copy["retrieval_model_dict"] = fields.Nested(dataset_retrieval_model)
-dataset_detail_fields_copy["tags"] = fields.List(fields.Nested(tag_model))
-dataset_detail_fields_copy["external_knowledge_info"] = fields.Nested(external_knowledge_info_model)
-dataset_detail_fields_copy["external_retrieval_model"] = fields.Nested(external_retrieval_model, allow_null=True)
-dataset_detail_fields_copy["doc_metadata"] = fields.List(fields.Nested(doc_metadata_model))
-dataset_detail_fields_copy["icon_info"] = fields.Nested(icon_info_model)
-dataset_detail_model = get_or_create_model("DatasetDetail", dataset_detail_fields_copy)
-
-file_info_model = get_or_create_model("DatasetFileInfo", file_info_fields)
-
-content_fields_copy = content_fields.copy()
-content_fields_copy["file_info"] = fields.Nested(file_info_model, allow_null=True)
-content_model = get_or_create_model("DatasetContent", content_fields_copy)
-
-dataset_query_detail_fields_copy = dataset_query_detail_fields.copy()
-dataset_query_detail_fields_copy["queries"] = fields.Nested(content_model)
-dataset_query_detail_model = get_or_create_model("DatasetQueryDetail", dataset_query_detail_fields_copy)
-
-app_detail_kernel_model = get_or_create_model("AppDetailKernel", app_detail_kernel_fields)
-related_app_list_copy = related_app_list.copy()
-related_app_list_copy["data"] = fields.List(fields.Nested(app_detail_kernel_model))
-related_app_list_model = get_or_create_model("RelatedAppList", related_app_list_copy)
-
 
 def _validate_indexing_technique(value: str | None) -> str | None:
     if value is None:
@@ -208,9 +141,165 @@ class ConsoleDatasetListQuery(BaseModel):
     tag_ids: list[str] = Field(default_factory=list, description="Filter by tag IDs")
 
 
+class DatasetListItemResponse(DatasetDetailResponse):
+    partial_member_list: list[str]
+
+
+class DatasetListResponse(ResponseModel):
+    data: list[DatasetListItemResponse]
+    has_more: bool
+    limit: int
+    total: int
+    page: int
+
+
+class DatasetDetailWithPartialMembersResponse(DatasetDetailResponse):
+    partial_member_list: list[str] | None = None
+
+
+class DatasetQueryFileInfoResponse(ResponseModel):
+    id: str
+    name: str
+    size: int
+    extension: str
+    mime_type: str
+    source_url: str
+
+
+class DatasetQueryContentResponse(ResponseModel):
+    content_type: str
+    content: str
+    file_info: DatasetQueryFileInfoResponse | None = None
+
+
+class DatasetQueryDetailResponse(ResponseModel):
+    id: str
+    queries: list[DatasetQueryContentResponse]
+    source: str
+    source_app_id: str | None
+    created_by_role: str
+    created_by: str
+    created_at: int
+
+    @field_validator("created_at", mode="before")
+    @classmethod
+    def _normalize_created_at(cls, value: datetime | int | None) -> int | None:
+        return to_timestamp(value)
+
+
+class DatasetQueryListResponse(ResponseModel):
+    data: list[DatasetQueryDetailResponse]
+    has_more: bool
+    limit: int
+    total: int
+    page: int
+
+
+class RelatedAppResponse(ResponseModel):
+    id: str
+    name: str
+    description: str
+    mode: str = Field(validation_alias="mode_compatible_with_agent")
+    icon_type: str | None
+    icon: str | None
+    icon_background: str | None
+    icon_url: str | None = None
+
+    @model_validator(mode="after")
+    def _set_icon_url(self) -> "RelatedAppResponse":
+        self.icon_url = self.icon_url or build_icon_url(self.icon_type, self.icon)
+        return self
+
+
+class RelatedAppListResponse(ResponseModel):
+    data: list[RelatedAppResponse]
+    total: int
+
+
+class DocumentStatusResponse(ResponseModel):
+    id: str
+    indexing_status: str
+    processing_started_at: int | None
+    parsing_completed_at: int | None
+    cleaning_completed_at: int | None
+    splitting_completed_at: int | None
+    completed_at: int | None
+    paused_at: int | None
+    error: str | None
+    stopped_at: int | None
+    completed_segments: int | None = None
+    total_segments: int | None = None
+
+    @field_validator(
+        "processing_started_at",
+        "parsing_completed_at",
+        "cleaning_completed_at",
+        "splitting_completed_at",
+        "completed_at",
+        "paused_at",
+        "stopped_at",
+        mode="before",
+    )
+    @classmethod
+    def _normalize_timestamp(cls, value: datetime | int | None) -> int | None:
+        return to_timestamp(value)
+
+
+class DocumentStatusListResponse(ResponseModel):
+    data: list[DocumentStatusResponse]
+
+
+class ErrorDocsResponse(DocumentStatusListResponse):
+    total: int
+
+
+class IndexingEstimatePreviewItemResponse(ResponseModel):
+    content: str
+    child_chunks: list[str] | None = None
+    summary: str | None = None
+
+
+class IndexingEstimateQaPreviewItemResponse(ResponseModel):
+    question: str
+    answer: str
+
+
+class IndexingEstimateResponse(ResponseModel):
+    total_segments: int
+    preview: list[IndexingEstimatePreviewItemResponse]
+    qa_preview: list[IndexingEstimateQaPreviewItemResponse] | None = None
+
+
+class RetrievalSettingResponse(ResponseModel):
+    retrieval_method: list[str]
+
+
+class PartialMemberListResponse(ResponseModel):
+    data: list[str]
+
+
+class AutoDisableLogsResponse(ResponseModel):
+    document_ids: list[str]
+    count: int
+
+
 register_schema_models(
     console_ns, DatasetCreatePayload, DatasetUpdatePayload, IndexingEstimatePayload, ConsoleDatasetListQuery
 )
+register_response_schema_models(
+    console_ns,
+    DatasetDetailResponse,
+    DatasetDetailWithPartialMembersResponse,
+    DatasetListResponse,
+    DatasetQueryListResponse,
+    IndexingEstimateResponse,
+    RelatedAppListResponse,
+    DocumentStatusListResponse,
+    ErrorDocsResponse,
+    RetrievalSettingResponse,
+    PartialMemberListResponse,
+    AutoDisableLogsResponse,
+)
 
 
 def _get_retrieval_methods_by_vector_type(vector_type: str | None, is_mock: bool = False) -> dict[str, list[str]]:
@@ -293,17 +382,8 @@ def _get_retrieval_methods_by_vector_type(vector_type: str | None, is_mock: bool
 class DatasetListApi(Resource):
     @console_ns.doc("get_datasets")
     @console_ns.doc(description="Get list of datasets")
-    @console_ns.doc(
-        params={
-            "page": "Page number (default: 1)",
-            "limit": "Number of items per page (default: 20)",
-            "ids": "Filter by dataset IDs (list)",
-            "keyword": "Search keyword",
-            "tag_ids": "Filter by tag IDs (list)",
-            "include_all": "Include all datasets (default: false)",
-        }
-    )
-    @console_ns.response(200, "Datasets retrieved successfully")
+    @console_ns.doc(params=query_params_from_model(ConsoleDatasetListQuery))
+    @console_ns.response(200, "Datasets retrieved successfully", console_ns.models[DatasetListResponse.__name__])
     @setup_required
     @login_required
     @account_initialization_required
@@ -342,7 +422,7 @@ class DatasetListApi(Resource):
         for embedding_model in embedding_models:
             model_names.append(f"{embedding_model.model}:{embedding_model.provider.provider}")
 
-        data = cast(list[dict[str, Any]], marshal(datasets, dataset_detail_fields))
+        data = [dump_response(DatasetDetailResponse, dataset) for dataset in datasets]
         dataset_ids = [item["id"] for item in data if item.get("permission") == "partial_members"]
         partial_members_map: dict[str, list[str]] = {}
         if dataset_ids:
@@ -379,12 +459,12 @@ class DatasetListApi(Resource):
             "total": total,
             "page": query.page,
         }
-        return response, 200
+        return dump_response(DatasetListResponse, response), 200
 
     @console_ns.doc("create_dataset")
     @console_ns.doc(description="Create a new dataset")
     @console_ns.expect(console_ns.models[DatasetCreatePayload.__name__])
-    @console_ns.response(201, "Dataset created successfully")
+    @console_ns.response(201, "Dataset created successfully", console_ns.models[DatasetDetailResponse.__name__])
     @console_ns.response(400, "Invalid request parameters")
     @setup_required
     @login_required
@@ -413,7 +493,7 @@ class DatasetListApi(Resource):
         except services.errors.dataset.DatasetNameDuplicateError:
             raise DatasetNameDuplicateError()
 
-        return marshal(dataset, dataset_detail_fields), 201
+        return dump_response(DatasetDetailResponse, dataset), 201
 
 
 @console_ns.route("/datasets/<uuid:dataset_id>")
@@ -421,7 +501,11 @@ class DatasetApi(Resource):
     @console_ns.doc("get_dataset")
     @console_ns.doc(description="Get dataset details")
     @console_ns.doc(params={"dataset_id": "Dataset ID"})
-    @console_ns.response(200, "Dataset retrieved successfully", dataset_detail_model)
+    @console_ns.response(
+        200,
+        "Dataset retrieved successfully",
+        console_ns.models[DatasetDetailWithPartialMembersResponse.__name__],
+    )
     @console_ns.response(404, "Dataset not found")
     @console_ns.response(403, "Permission denied")
     @setup_required
@@ -437,7 +521,7 @@ class DatasetApi(Resource):
             DatasetService.check_dataset_permission(dataset, current_user)
         except services.errors.account.NoPermissionError as e:
             raise Forbidden(str(e))
-        data = cast(dict[str, Any], marshal(dataset, dataset_detail_fields))
+        data = dump_response(DatasetDetailResponse, dataset)
         if dataset.indexing_technique == IndexTechniqueType.HIGH_QUALITY:
             if dataset.embedding_model_provider:
                 provider_id = ModelProviderID(dataset.embedding_model_provider)
@@ -470,7 +554,11 @@ class DatasetApi(Resource):
     @console_ns.doc("update_dataset")
     @console_ns.doc(description="Update dataset details")
     @console_ns.expect(console_ns.models[DatasetUpdatePayload.__name__])
-    @console_ns.response(200, "Dataset updated successfully", dataset_detail_model)
+    @console_ns.response(
+        200,
+        "Dataset updated successfully",
+        console_ns.models[DatasetDetailWithPartialMembersResponse.__name__],
+    )
     @console_ns.response(404, "Dataset not found")
     @console_ns.response(403, "Permission denied")
     @setup_required
@@ -506,7 +594,7 @@ class DatasetApi(Resource):
         if dataset is None:
             raise NotFound("Dataset not found.")
 
-        result_data = cast(dict[str, Any], marshal(dataset, dataset_detail_fields))
+        result_data = dump_response(DatasetDetailResponse, dataset)
         tenant_id = current_tenant_id
 
         if payload.partial_member_list is not None and payload.permission == DatasetPermissionEnum.PARTIAL_TEAM:
@@ -535,7 +623,7 @@ class DatasetApi(Resource):
         try:
             if DatasetService.delete_dataset(dataset_id_str, current_user):
                 DatasetPermissionService.clear_partial_member_list(dataset_id_str)
-                return {"result": "success"}, 204
+                return "", 204
             else:
                 raise NotFound("Dataset not found.")
         except services.errors.dataset.DatasetInUseError:
@@ -567,7 +655,11 @@ class DatasetQueryApi(Resource):
     @console_ns.doc("get_dataset_queries")
     @console_ns.doc(description="Get dataset query history")
     @console_ns.doc(params={"dataset_id": "Dataset ID"})
-    @console_ns.response(200, "Query history retrieved successfully", dataset_query_detail_model)
+    @console_ns.response(
+        200,
+        "Query history retrieved successfully",
+        console_ns.models[DatasetQueryListResponse.__name__],
+    )
     @setup_required
     @login_required
     @account_initialization_required
@@ -589,20 +681,24 @@ class DatasetQueryApi(Resource):
         dataset_queries, total = DatasetService.get_dataset_queries(dataset_id=dataset.id, page=page, per_page=limit)
 
         response = {
-            "data": marshal(dataset_queries, dataset_query_detail_model),
+            "data": dataset_queries,
             "has_more": len(dataset_queries) == limit,
             "limit": limit,
             "total": total,
             "page": page,
         }
-        return response, 200
+        return dump_response(DatasetQueryListResponse, response), 200
 
 
 @console_ns.route("/datasets/indexing-estimate")
 class DatasetIndexingEstimateApi(Resource):
     @console_ns.doc("estimate_dataset_indexing")
     @console_ns.doc(description="Estimate dataset indexing cost")
-    @console_ns.response(200, "Indexing estimate calculated successfully")
+    @console_ns.response(
+        200,
+        "Indexing estimate calculated successfully",
+        console_ns.models[IndexingEstimateResponse.__name__],
+    )
     @setup_required
     @login_required
     @account_initialization_required
@@ -699,11 +795,14 @@ class DatasetRelatedAppListApi(Resource):
     @console_ns.doc("get_dataset_related_apps")
     @console_ns.doc(description="Get applications related to dataset")
     @console_ns.doc(params={"dataset_id": "Dataset ID"})
-    @console_ns.response(200, "Related apps retrieved successfully", related_app_list_model)
+    @console_ns.response(
+        200,
+        "Related apps retrieved successfully",
+        console_ns.models[RelatedAppListResponse.__name__],
+    )
     @setup_required
     @login_required
     @account_initialization_required
-    @marshal_with(related_app_list_model)
     def get(self, dataset_id):
         current_user, _ = current_account_with_tenant()
         dataset_id_str = str(dataset_id)
@@ -724,7 +823,7 @@ class DatasetRelatedAppListApi(Resource):
             if app_model:
                 related_apps.append(app_model)
 
-        return {"data": related_apps, "total": len(related_apps)}, 200
+        return dump_response(RelatedAppListResponse, {"data": related_apps, "total": len(related_apps)}), 200
 
 
 @console_ns.route("/datasets/<uuid:dataset_id>/indexing-status")
@@ -732,7 +831,11 @@ class DatasetIndexingStatusApi(Resource):
     @console_ns.doc("get_dataset_indexing_status")
     @console_ns.doc(description="Get dataset indexing status")
     @console_ns.doc(params={"dataset_id": "Dataset ID"})
-    @console_ns.response(200, "Indexing status retrieved successfully")
+    @console_ns.response(
+        200,
+        "Indexing status retrieved successfully",
+        console_ns.models[DocumentStatusListResponse.__name__],
+    )
     @setup_required
     @login_required
     @account_initialization_required
@@ -778,9 +881,8 @@ class DatasetIndexingStatusApi(Resource):
                 "completed_segments": completed_segments,
                 "total_segments": total_segments,
             }
-            documents_status.append(marshal(document_dict, document_status_fields))
-        data = {"data": documents_status}
-        return data, 200
+            documents_status.append(document_dict)
+        return dump_response(DocumentStatusListResponse, {"data": documents_status}), 200
 
 
 @console_ns.route("/datasets/api-keys")
@@ -873,7 +975,7 @@ class DatasetApiDeleteApi(Resource):
         db.session.delete(key)
         db.session.commit()
 
-        return {"result": "success"}, 204
+        return "", 204
 
 
 @console_ns.route("/datasets/<uuid:dataset_id>/api-keys/<string:status>")
@@ -907,13 +1009,18 @@ class DatasetApiBaseUrlApi(Resource):
 class DatasetRetrievalSettingApi(Resource):
     @console_ns.doc("get_dataset_retrieval_setting")
     @console_ns.doc(description="Get dataset retrieval settings")
-    @console_ns.response(200, "Retrieval settings retrieved successfully")
+    @console_ns.response(
+        200, "Retrieval settings retrieved successfully", console_ns.models[RetrievalSettingResponse.__name__]
+    )
     @setup_required
     @login_required
     @account_initialization_required
     def get(self):
         vector_type = dify_config.VECTOR_STORE
-        return _get_retrieval_methods_by_vector_type(vector_type, is_mock=False)
+        return dump_response(
+            RetrievalSettingResponse,
+            _get_retrieval_methods_by_vector_type(vector_type, is_mock=False),
+        )
 
 
 @console_ns.route("/datasets/retrieval-setting/<string:vector_type>")
@@ -921,12 +1028,19 @@ class DatasetRetrievalSettingMockApi(Resource):
     @console_ns.doc("get_dataset_retrieval_setting_mock")
     @console_ns.doc(description="Get mock dataset retrieval settings by vector type")
     @console_ns.doc(params={"vector_type": "Vector store type"})
-    @console_ns.response(200, "Mock retrieval settings retrieved successfully")
+    @console_ns.response(
+        200,
+        "Mock retrieval settings retrieved successfully",
+        console_ns.models[RetrievalSettingResponse.__name__],
+    )
     @setup_required
     @login_required
     @account_initialization_required
     def get(self, vector_type):
-        return _get_retrieval_methods_by_vector_type(vector_type, is_mock=True)
+        return dump_response(
+            RetrievalSettingResponse,
+            _get_retrieval_methods_by_vector_type(vector_type, is_mock=True),
+        )
 
 
 @console_ns.route("/datasets/<uuid:dataset_id>/error-docs")
@@ -934,7 +1048,7 @@ class DatasetErrorDocs(Resource):
     @console_ns.doc("get_dataset_error_docs")
     @console_ns.doc(description="Get dataset error documents")
     @console_ns.doc(params={"dataset_id": "Dataset ID"})
-    @console_ns.response(200, "Error documents retrieved successfully")
+    @console_ns.response(200, "Error documents retrieved successfully", console_ns.models[ErrorDocsResponse.__name__])
     @console_ns.response(404, "Dataset not found")
     @setup_required
     @login_required
@@ -946,7 +1060,7 @@ class DatasetErrorDocs(Resource):
             raise NotFound("Dataset not found.")
         results = DocumentService.get_error_documents_by_dataset_id(dataset_id_str)
 
-        return {"data": [marshal(item, document_status_fields) for item in results], "total": len(results)}, 200
+        return dump_response(ErrorDocsResponse, {"data": results, "total": len(results)}), 200
 
 
 @console_ns.route("/datasets/<uuid:dataset_id>/permission-part-users")
@@ -954,7 +1068,11 @@ class DatasetPermissionUserListApi(Resource):
     @console_ns.doc("get_dataset_permission_users")
     @console_ns.doc(description="Get dataset permission user list")
     @console_ns.doc(params={"dataset_id": "Dataset ID"})
-    @console_ns.response(200, "Permission users retrieved successfully")
+    @console_ns.response(
+        200,
+        "Permission users retrieved successfully",
+        console_ns.models[PartialMemberListResponse.__name__],
+    )
     @console_ns.response(404, "Dataset not found")
     @console_ns.response(403, "Permission denied")
     @setup_required
@@ -973,9 +1091,7 @@ class DatasetPermissionUserListApi(Resource):
 
         partial_members_list = DatasetPermissionService.get_dataset_partial_member_list(dataset_id_str)
 
-        return {
-            "data": partial_members_list,
-        }, 200
+        return dump_response(PartialMemberListResponse, {"data": partial_members_list}), 200
 
 
 @console_ns.route("/datasets/<uuid:dataset_id>/auto-disable-logs")
@@ -983,7 +1099,11 @@ class DatasetAutoDisableLogApi(Resource):
     @console_ns.doc("get_dataset_auto_disable_logs")
     @console_ns.doc(description="Get dataset auto disable logs")
     @console_ns.doc(params={"dataset_id": "Dataset ID"})
-    @console_ns.response(200, "Auto disable logs retrieved successfully")
+    @console_ns.response(
+        200,
+        "Auto disable logs retrieved successfully",
+        console_ns.models[AutoDisableLogsResponse.__name__],
+    )
     @console_ns.response(404, "Dataset not found")
     @setup_required
     @login_required
@@ -993,4 +1113,4 @@ class DatasetAutoDisableLogApi(Resource):
         dataset = DatasetService.get_dataset(dataset_id_str)
         if dataset is None:
             raise NotFound("Dataset not found.")
-        return DatasetService.get_dataset_auto_disable_logs(dataset_id_str), 200
+        return dump_response(AutoDisableLogsResponse, DatasetService.get_dataset_auto_disable_logs(dataset_id_str)), 200

api/controllers/console/datasets/datasets_document.py

@@ -504,7 +504,7 @@ class DatasetDocumentListApi(Resource):
         except services.errors.document.DocumentIndexingError:
             raise DocumentIndexingError("Cannot delete document during indexing.")
 
-        return {"result": "success"}, 204
+        return "", 204
 
 
 @console_ns.route("/datasets/init")
@@ -966,7 +966,7 @@ class DocumentApi(DocumentResource):
         except services.errors.document.DocumentIndexingError:
             raise DocumentIndexingError("Cannot delete document during indexing.")
 
-        return {"result": "success"}, 204
+        return "", 204
 
 
 @console_ns.route("/datasets/<uuid:dataset_id>/documents/<uuid:document_id>/download")
@@ -1204,7 +1204,7 @@ class DocumentPauseApi(DocumentResource):
         except services.errors.document.DocumentIndexingError:
             raise DocumentIndexingError("Cannot pause completed document.")
 
-        return {"result": "success"}, 204
+        return "", 204
 
 
 @console_ns.route("/datasets/<uuid:dataset_id>/documents/<uuid:document_id>/processing/resume")
@@ -1236,7 +1236,7 @@ class DocumentRecoverApi(DocumentResource):
         except services.errors.document.DocumentIndexingError:
             raise DocumentIndexingError("Document is not in paused status.")
 
-        return {"result": "success"}, 204
+        return "", 204
 
 
 @console_ns.route("/datasets/<uuid:dataset_id>/retry")
@@ -1279,7 +1279,7 @@ class DocumentRetryApi(DocumentResource):
         # retry document
         DocumentService.retry_document(dataset_id, retry_documents)
 
-        return {"result": "success"}, 204
+        return "", 204
 
 
 @console_ns.route("/datasets/<uuid:dataset_id>/documents/<uuid:document_id>/rename")

api/controllers/console/datasets/datasets_segments.py

@@ -251,7 +251,7 @@ class DatasetDocumentSegmentListApi(Resource):
         except services.errors.account.NoPermissionError as e:
             raise Forbidden(str(e))
         SegmentService.delete_segments(segment_ids, document, dataset)
-        return {"result": "success"}, 204
+        return "", 204
 
 
 @console_ns.route("/datasets/<uuid:dataset_id>/documents/<uuid:document_id>/segment/<string:action>")
@@ -467,7 +467,7 @@ class DatasetDocumentSegmentUpdateApi(Resource):
         except services.errors.account.NoPermissionError as e:
             raise Forbidden(str(e))
         SegmentService.delete_segment(segment, document, dataset)
-        return {"result": "success"}, 204
+        return "", 204
 
 
 @console_ns.route(
@@ -754,7 +754,7 @@ class ChildChunkUpdateApi(Resource):
             SegmentService.delete_child_chunk(child_chunk, dataset)
         except ChildChunkDeleteIndexServiceError as e:
             raise ChildChunkDeleteIndexError(str(e))
-        return {"result": "success"}, 204
+        return "", 204
 
     @setup_required
     @login_required

api/controllers/console/datasets/external.py

@@ -218,7 +218,7 @@ class ExternalApiTemplateApi(Resource):
             raise Forbidden()
 
         ExternalDatasetService.delete_external_knowledge_api(current_tenant_id, external_knowledge_api_id)
-        return {"result": "success"}, 204
+        return "", 204
 
 
 @console_ns.route("/datasets/external-knowledge-api/<uuid:external_knowledge_api_id>/use-check")

api/controllers/console/datasets/metadata.py

@@ -1,14 +1,18 @@
 from typing import Literal
 
-from flask_restx import Resource, marshal_with
+from flask_restx import Resource
 from werkzeug.exceptions import NotFound
 
 from controllers.common.controller_schemas import MetadataUpdatePayload
-from controllers.common.fields import SimpleResultResponse
 from controllers.common.schema import register_response_schema_models, register_schema_models
 from controllers.console import console_ns
 from controllers.console.wraps import account_initialization_required, enterprise_license_required, setup_required
-from fields.dataset_fields import dataset_metadata_fields
+from fields.dataset_fields import (
+    DatasetMetadataBuiltInFieldsResponse,
+    DatasetMetadataListResponse,
+    DatasetMetadataResponse,
+)
+from libs.helper import dump_response
 from libs.login import current_account_with_tenant, login_required
 from services.dataset_service import DatasetService
 from services.entities.knowledge_entities.knowledge_entities import (
@@ -22,7 +26,12 @@ from services.metadata_service import MetadataService
 register_schema_models(
     console_ns, MetadataArgs, MetadataOperationData, MetadataUpdatePayload, DocumentMetadataOperation, MetadataDetail
 )
-register_response_schema_models(console_ns, SimpleResultResponse)
+register_response_schema_models(
+    console_ns,
+    DatasetMetadataBuiltInFieldsResponse,
+    DatasetMetadataListResponse,
+    DatasetMetadataResponse,
+)
 
 
 @console_ns.route("/datasets/<uuid:dataset_id>/metadata")
@@ -31,7 +40,7 @@ class DatasetMetadataCreateApi(Resource):
     @login_required
     @account_initialization_required
     @enterprise_license_required
-    @marshal_with(dataset_metadata_fields)
+    @console_ns.response(201, "Metadata created successfully", console_ns.models[DatasetMetadataResponse.__name__])
     @console_ns.expect(console_ns.models[MetadataArgs.__name__])
     def post(self, dataset_id):
         current_user, _ = current_account_with_tenant()
@@ -44,18 +53,22 @@ class DatasetMetadataCreateApi(Resource):
         DatasetService.check_dataset_permission(dataset, current_user)
 
         metadata = MetadataService.create_metadata(dataset_id_str, metadata_args)
-        return metadata, 201
+        return dump_response(DatasetMetadataResponse, metadata), 201
 
     @setup_required
     @login_required
     @account_initialization_required
     @enterprise_license_required
+    @console_ns.response(
+        200, "Metadata retrieved successfully", console_ns.models[DatasetMetadataListResponse.__name__]
+    )
     def get(self, dataset_id):
         dataset_id_str = str(dataset_id)
         dataset = DatasetService.get_dataset(dataset_id_str)
         if dataset is None:
             raise NotFound("Dataset not found.")
-        return MetadataService.get_dataset_metadatas(dataset), 200
+        metadata = MetadataService.get_dataset_metadatas(dataset)
+        return dump_response(DatasetMetadataListResponse, metadata), 200
 
 
 @console_ns.route("/datasets/<uuid:dataset_id>/metadata/<uuid:metadata_id>")
@@ -64,7 +77,7 @@ class DatasetMetadataApi(Resource):
     @login_required
     @account_initialization_required
     @enterprise_license_required
-    @marshal_with(dataset_metadata_fields)
+    @console_ns.response(200, "Metadata updated successfully", console_ns.models[DatasetMetadataResponse.__name__])
     @console_ns.expect(console_ns.models[MetadataUpdatePayload.__name__])
     def patch(self, dataset_id, metadata_id):
         current_user, _ = current_account_with_tenant()
@@ -79,7 +92,7 @@ class DatasetMetadataApi(Resource):
         DatasetService.check_dataset_permission(dataset, current_user)
 
         metadata = MetadataService.update_metadata_name(dataset_id_str, metadata_id_str, name)
-        return metadata, 200
+        return dump_response(DatasetMetadataResponse, metadata), 200
 
     @setup_required
     @login_required
@@ -96,7 +109,8 @@ class DatasetMetadataApi(Resource):
         DatasetService.check_dataset_permission(dataset, current_user)
 
         MetadataService.delete_metadata(dataset_id_str, metadata_id_str)
-        return {"result": "success"}, 204
+        # Frontend callers only await success and invalidate metadata caches; no response body is consumed.
+        return "", 204
 
 
 @console_ns.route("/datasets/metadata/built-in")
@@ -105,9 +119,14 @@ class DatasetMetadataBuiltInFieldApi(Resource):
     @login_required
     @account_initialization_required
     @enterprise_license_required
+    @console_ns.response(
+        200,
+        "Built-in fields retrieved successfully",
+        console_ns.models[DatasetMetadataBuiltInFieldsResponse.__name__],
+    )
     def get(self):
         built_in_fields = MetadataService.get_built_in_fields()
-        return {"fields": built_in_fields}, 200
+        return dump_response(DatasetMetadataBuiltInFieldsResponse, {"fields": built_in_fields}), 200
 
 
 @console_ns.route("/datasets/<uuid:dataset_id>/metadata/built-in/<string:action>")
@@ -116,7 +135,7 @@ class DatasetMetadataBuiltInFieldActionApi(Resource):
     @login_required
     @account_initialization_required
     @enterprise_license_required
-    @console_ns.response(200, "Success", console_ns.models[SimpleResultResponse.__name__])
+    @console_ns.response(204, "Action completed successfully")
     def post(self, dataset_id, action: Literal["enable", "disable"]):
         current_user, _ = current_account_with_tenant()
         dataset_id_str = str(dataset_id)
@@ -130,7 +149,8 @@ class DatasetMetadataBuiltInFieldActionApi(Resource):
                 MetadataService.enable_built_in_field(dataset)
             case "disable":
                 MetadataService.disable_built_in_field(dataset)
-        return {"result": "success"}, 200
+        # Frontend callers only await success and invalidate metadata caches; no response body is consumed.
+        return "", 204
 
 
 @console_ns.route("/datasets/<uuid:dataset_id>/documents/metadata")
@@ -140,7 +160,10 @@ class DocumentMetadataEditApi(Resource):
     @account_initialization_required
     @enterprise_license_required
     @console_ns.expect(console_ns.models[MetadataOperationData.__name__])
-    @console_ns.response(200, "Success", console_ns.models[SimpleResultResponse.__name__])
+    @console_ns.response(
+        204,
+        "Documents metadata updated successfully",
+    )
     def post(self, dataset_id):
         current_user, _ = current_account_with_tenant()
         dataset_id_str = str(dataset_id)
@@ -153,4 +176,5 @@ class DocumentMetadataEditApi(Resource):
 
         MetadataService.update_documents_metadata(dataset, metadata_args)
 
-        return {"result": "success"}, 200
+        # Frontend callers only await success and invalidate caches; no response body is consumed.
+        return "", 204

api/controllers/console/explore/conversation.py

@@ -105,7 +105,7 @@ class ConversationApi(InstalledAppResource):
         except ConversationNotExistsError:
             raise NotFound("Conversation Not Exists.")
 
-        return ResultResponse(result="success").model_dump(mode="json"), 204
+        return "", 204
 
 
 @console_ns.route(

api/controllers/console/explore/installed_app.py

@@ -270,7 +270,7 @@ class InstalledAppApi(InstalledAppResource):
         db.session.delete(installed_app)
         db.session.commit()
 
-        return {"result": "success", "message": "App uninstalled successfully"}, 204
+        return "", 204
 
     @console_ns.response(200, "Success", console_ns.models[SimpleResultMessageResponse.__name__])
     def patch(self, installed_app):

api/controllers/console/explore/saved_message.py

@@ -76,4 +76,4 @@ class SavedMessageApi(InstalledAppResource):
 
         SavedMessageService.delete(app_model, current_user, message_id)
 
-        return ResultResponse(result="success").model_dump(mode="json"), 204
+        return "", 204

api/controllers/console/extension.py

@@ -204,4 +204,4 @@ class APIBasedExtensionDetailAPI(Resource):
 
         APIBasedExtensionService.delete(extension_data_from_db)
 
-        return {"result": "success"}, 204
+        return "", 204

api/controllers/console/feature.py

@@ -3,12 +3,12 @@ from werkzeug.exceptions import Unauthorized
 
 from controllers.common.schema import register_response_schema_models
 from libs.login import current_account_with_tenant, current_user, login_required
-from services.feature_service import FeatureModel, FeatureService, SystemFeatureModel
+from services.feature_service import FeatureModel, FeatureService, LimitationModel, SystemFeatureModel
 
 from . import console_ns
 from .wraps import account_initialization_required, cloud_utm_record, setup_required
 
-register_response_schema_models(console_ns, FeatureModel, SystemFeatureModel)
+register_response_schema_models(console_ns, FeatureModel, LimitationModel, SystemFeatureModel)
 
 
 @console_ns.route("/features")
@@ -28,7 +28,32 @@ class FeatureApi(Resource):
         """Get feature configuration for current tenant"""
         _, current_tenant_id = current_account_with_tenant()
 
-        return FeatureService.get_features(current_tenant_id).model_dump()
+        payload = FeatureService.get_features(
+            current_tenant_id,
+            exclude_vector_space=True,
+        ).model_dump()
+        payload.pop("vector_space", None)
+        return payload
+
+
+@console_ns.route("/features/vector-space")
+class FeatureVectorSpaceApi(Resource):
+    @console_ns.doc("get_tenant_feature_vector_space")
+    @console_ns.doc(description="Get vector-space usage and limit for current tenant")
+    @console_ns.response(
+        200,
+        "Success",
+        console_ns.models[LimitationModel.__name__],
+    )
+    @setup_required
+    @login_required
+    @account_initialization_required
+    @cloud_utm_record
+    def get(self):
+        """Get vector-space usage and limit for current tenant"""
+        _, current_tenant_id = current_account_with_tenant()
+
+        return FeatureService.get_vector_space(current_tenant_id).model_dump()
 
 
 @console_ns.route("/system-features")

api/controllers/console/remote_files.py

@@ -1,6 +1,5 @@
-import urllib.parse
-
 import httpx
+from flask import request
 from flask_restx import Resource
 from pydantic import BaseModel, Field
 
@@ -34,7 +33,7 @@ class GetRemoteFileInfo(Resource):
     @console_ns.response(200, "Success", console_ns.models[RemoteFileInfo.__name__])
     @login_required
     def get(self, url: str):
-        decoded_url = urllib.parse.unquote(url)
+        decoded_url = helpers.decode_remote_url(url, request.query_string)
         resp = ssrf_proxy.head(decoded_url)
         if resp.status_code != httpx.codes.OK:
             resp = ssrf_proxy.get(decoded_url, timeout=3)

api/controllers/console/workspace/model_providers.py

@@ -194,7 +194,7 @@ class ModelProviderCredentialApi(Resource):
             tenant_id=current_tenant_id, provider=provider, credential_id=args.credential_id
         )
 
-        return {"result": "success"}, 204
+        return "", 204
 
 
 @console_ns.route("/workspaces/current/model-providers/<path:provider>/credentials/switch")

api/controllers/console/workspace/models.py

@@ -259,7 +259,7 @@ class ModelProviderModelApi(Resource):
             tenant_id=tenant_id, provider=provider, model=args.model, model_type=args.model_type
         )
 
-        return {"result": "success"}, 204
+        return "", 204
 
 
 @console_ns.route("/workspaces/current/model-providers/<path:provider>/models/credentials")
@@ -395,7 +395,7 @@ class ModelProviderModelCredentialApi(Resource):
             credential_id=args.credential_id,
         )
 
-        return {"result": "success"}, 204
+        return "", 204
 
 
 @console_ns.route("/workspaces/current/model-providers/<path:provider>/models/credentials/switch")

api/controllers/console/workspace/plugin.py

@@ -15,6 +15,7 @@ from controllers.console import console_ns
 from controllers.console.workspace import plugin_permission_required
 from controllers.console.wraps import account_initialization_required, is_admin_or_owner_required, setup_required
 from core.plugin.impl.exc import PluginDaemonClientSideError
+from core.plugin.plugin_service import PluginService
 from fields.base import ResponseModel
 from graphon.model_runtime.utils.encoders import jsonable_encoder
 from libs.login import current_account_with_tenant, login_required
@@ -22,7 +23,6 @@ from models.account import TenantPluginAutoUpgradeStrategy, TenantPluginPermissi
 from services.plugin.plugin_auto_upgrade_service import PluginAutoUpgradeService
 from services.plugin.plugin_parameter_service import PluginParameterService
 from services.plugin.plugin_permission_service import PluginPermissionService
-from services.plugin.plugin_service import PluginService
 
 
 class ParserList(BaseModel):

api/controllers/service_api/app/workflow.py

@@ -1,7 +1,7 @@
 import logging
 from collections.abc import Mapping
 from datetime import datetime
-from typing import Literal
+from typing import Literal, override
 
 from dateutil.parser import isoparse
 from flask import request
@@ -76,11 +76,13 @@ def _enum_value(value):
 
 
 class WorkflowRunStatusField(fields.Raw):
+    @override
     def output(self, key, obj: WorkflowRun, **kwargs):
         return _enum_value(obj.status)
 
 
 class WorkflowRunOutputsField(fields.Raw):
+    @override
     def output(self, key, obj: WorkflowRun, **kwargs):
         status = _enum_value(obj.status)
         if status == WorkflowExecutionStatus.PAUSED.value:

api/controllers/service_api/dataset/dataset.py

@@ -1,13 +1,17 @@
-from typing import Any, Literal, cast
+from typing import Any, Literal
 
 from flask import request
-from flask_restx import marshal
-from pydantic import BaseModel, Field, TypeAdapter, field_validator, model_validator
+from pydantic import BaseModel, ConfigDict, Field, RootModel, field_validator, model_validator
 from werkzeug.exceptions import Forbidden, NotFound
 
 import services
 from controllers.common.fields import SimpleResultResponse
-from controllers.common.schema import register_enum_models, register_response_schema_models, register_schema_models
+from controllers.common.schema import (
+    query_params_from_model,
+    register_enum_models,
+    register_response_schema_models,
+    register_schema_models,
+)
 from controllers.console.wraps import edit_permission_required
 from controllers.service_api import service_api_ns
 from controllers.service_api.dataset.error import DatasetInUseError, DatasetNameDuplicateError, InvalidActionError
@@ -17,9 +21,10 @@ from controllers.service_api.wraps import (
 )
 from core.plugin.impl.model_runtime_factory import create_plugin_provider_manager
 from core.rag.index_processor.constant.index_type import IndexTechniqueType
-from fields.dataset_fields import dataset_detail_fields
-from fields.tag_fields import DataSetTag
+from fields.base import ResponseModel
+from fields.dataset_fields import DatasetDetailResponse
 from graphon.model_runtime.entities.model_entities import ModelType
+from libs.helper import dump_response
 from libs.login import current_user
 from models.account import Account
 from models.dataset import DatasetPermissionEnum
@@ -119,6 +124,21 @@ class TagUnbindingPayload(BaseModel):
         return self
 
 
+class KnowledgeTagResponse(ResponseModel):
+    model_config = ConfigDict(coerce_numbers_to_str=True)
+
+    id: str
+    name: str
+    type: str
+    # TODO: The public Service API docs expose binding_count as string|null.
+    # Keep matching the old RESTX fields.String coercion until that contract is intentionally migrated.
+    binding_count: str | None = None
+
+
+class KnowledgeTagListResponse(RootModel[list[KnowledgeTagResponse]]):
+    pass
+
+
 class DatasetListQuery(BaseModel):
     page: int = Field(default=1, description="Page number")
     limit: int = Field(default=20, description="Number of items per page")
@@ -127,6 +147,29 @@ class DatasetListQuery(BaseModel):
     tag_ids: list[str] = Field(default_factory=list, description="Filter by tag IDs")
 
 
+class DatasetDetailWithPartialMembersResponse(DatasetDetailResponse):
+    partial_member_list: list[str] | None = None
+
+
+# todo: duplicate code, but the partial_member_list has different nullability
+class DatasetListResponse(ResponseModel):
+    data: list[DatasetDetailResponse]
+    has_more: bool
+    limit: int
+    total: int
+    page: int
+
+
+class DatasetBoundTagResponse(ResponseModel):
+    id: str
+    name: str
+
+
+class DatasetBoundTagListResponse(ResponseModel):
+    data: list[DatasetBoundTagResponse]
+    total: int
+
+
 register_schema_models(
     service_api_ns,
     DatasetCreatePayload,
@@ -137,9 +180,17 @@ register_schema_models(
     TagBindingPayload,
     TagUnbindingPayload,
     DatasetListQuery,
-    DataSetTag,
 )
-register_response_schema_models(service_api_ns, SimpleResultResponse)
+register_response_schema_models(
+    service_api_ns,
+    SimpleResultResponse,
+    KnowledgeTagResponse,
+    KnowledgeTagListResponse,
+    DatasetDetailResponse,
+    DatasetDetailWithPartialMembersResponse,
+    DatasetListResponse,
+    DatasetBoundTagListResponse,
+)
 
 
 @service_api_ns.route("/datasets")
@@ -154,9 +205,18 @@ class DatasetListApi(DatasetApiResource):
             401: "Unauthorized - invalid API token",
         }
     )
+    @service_api_ns.doc(params=query_params_from_model(DatasetListQuery))
+    @service_api_ns.response(
+        200,
+        "Datasets retrieved successfully",
+        service_api_ns.models[DatasetListResponse.__name__],
+    )
     def get(self, tenant_id):
         """Resource for getting datasets."""
-        query = DatasetListQuery.model_validate(request.args.to_dict())
+        query_params: dict[str, str | list[str]] = dict(request.args.to_dict())
+        if "tag_ids" in request.args:
+            query_params["tag_ids"] = request.args.getlist("tag_ids")
+        query = DatasetListQuery.model_validate(query_params)
         # provider = request.args.get("provider", default="vendor")
 
         datasets, total = DatasetService.get_datasets(
@@ -175,17 +235,17 @@ class DatasetListApi(DatasetApiResource):
         for embedding_model in embedding_models:
             model_names.append(f"{embedding_model.model}:{embedding_model.provider.provider}")
 
-        data = marshal(datasets, dataset_detail_fields)
+        data = [dump_response(DatasetDetailResponse, dataset) for dataset in datasets]
         for item in data:
             if item["indexing_technique"] == IndexTechniqueType.HIGH_QUALITY and item["embedding_model_provider"]:
                 item["embedding_model_provider"] = str(ModelProviderID(item["embedding_model_provider"]))
                 item_model = f"{item['embedding_model']}:{item['embedding_model_provider']}"
                 if item_model in model_names:
-                    item["embedding_available"] = True  # type: ignore
+                    item["embedding_available"] = True
                 else:
-                    item["embedding_available"] = False  # type: ignore
+                    item["embedding_available"] = False
             else:
-                item["embedding_available"] = True  # type: ignore
+                item["embedding_available"] = True
         response = {
             "data": data,
             "has_more": len(datasets) == query.limit,
@@ -193,7 +253,7 @@ class DatasetListApi(DatasetApiResource):
             "total": total,
             "page": query.page,
         }
-        return response, 200
+        return dump_response(DatasetListResponse, response), 200
 
     @service_api_ns.expect(service_api_ns.models[DatasetCreatePayload.__name__])
     @service_api_ns.doc("create_dataset")
@@ -205,6 +265,11 @@ class DatasetListApi(DatasetApiResource):
             400: "Bad request - invalid parameters",
         }
     )
+    @service_api_ns.response(
+        200,
+        "Dataset created successfully",
+        service_api_ns.models[DatasetDetailResponse.__name__],
+    )
     @cloud_edition_billing_rate_limit_check("knowledge", "dataset")
     def post(self, tenant_id):
         """Resource for creating datasets."""
@@ -248,7 +313,7 @@ class DatasetListApi(DatasetApiResource):
         except services.errors.dataset.DatasetNameDuplicateError:
             raise DatasetNameDuplicateError()
 
-        return marshal(dataset, dataset_detail_fields), 200
+        return dump_response(DatasetDetailResponse, dataset), 200
 
 
 @service_api_ns.route("/datasets/<uuid:dataset_id>")
@@ -266,6 +331,11 @@ class DatasetApi(DatasetApiResource):
             404: "Dataset not found",
         }
     )
+    @service_api_ns.response(
+        200,
+        "Dataset retrieved successfully",
+        service_api_ns.models[DatasetDetailWithPartialMembersResponse.__name__],
+    )
     def get(self, _, dataset_id):
         dataset_id_str = str(dataset_id)
         dataset = DatasetService.get_dataset(dataset_id_str)
@@ -275,7 +345,7 @@ class DatasetApi(DatasetApiResource):
             DatasetService.check_dataset_permission(dataset, current_user)
         except services.errors.account.NoPermissionError as e:
             raise Forbidden(str(e))
-        data = cast(dict[str, Any], marshal(dataset, dataset_detail_fields))
+        data = dump_response(DatasetDetailResponse, dataset)
         # check embedding setting
         assert isinstance(current_user, Account)
         cid = current_user.current_tenant_id
@@ -307,7 +377,13 @@ class DatasetApi(DatasetApiResource):
             part_users_list = DatasetPermissionService.get_dataset_partial_member_list(dataset_id_str)
             data.update({"partial_member_list": part_users_list})
 
-        return data, 200
+        return (
+            DatasetDetailWithPartialMembersResponse.model_validate(data).model_dump(
+                mode="json",
+                exclude={"partial_member_list"} if "partial_member_list" not in data else set(),
+            ),
+            200,
+        )
 
     @service_api_ns.expect(service_api_ns.models[DatasetUpdatePayload.__name__])
     @service_api_ns.doc("update_dataset")
@@ -321,6 +397,11 @@ class DatasetApi(DatasetApiResource):
             404: "Dataset not found",
         }
     )
+    @service_api_ns.response(
+        200,
+        "Dataset updated successfully",
+        service_api_ns.models[DatasetDetailWithPartialMembersResponse.__name__],
+    )
     @cloud_edition_billing_rate_limit_check("knowledge", "dataset")
     def patch(self, _, dataset_id):
         dataset_id_str = str(dataset_id)
@@ -371,7 +452,7 @@ class DatasetApi(DatasetApiResource):
         if dataset is None:
             raise NotFound("Dataset not found.")
 
-        result_data = cast(dict[str, Any], marshal(dataset, dataset_detail_fields))
+        result_data = dump_response(DatasetDetailResponse, dataset)
         assert isinstance(current_user, Account)
         tenant_id = current_user.current_tenant_id
 
@@ -384,7 +465,7 @@ class DatasetApi(DatasetApiResource):
         partial_member_list = DatasetPermissionService.get_dataset_partial_member_list(dataset_id_str)
         result_data.update({"partial_member_list": partial_member_list})
 
-        return result_data, 200
+        return DatasetDetailWithPartialMembersResponse.model_validate(result_data).model_dump(mode="json"), 200
 
     @service_api_ns.doc("delete_dataset")
     @service_api_ns.doc(description="Delete a dataset")
@@ -497,7 +578,7 @@ class DocumentStatusApi(DatasetApiResource):
         except ValueError as e:
             raise InvalidActionError(str(e))
 
-        return {"result": "success"}, 200
+        return dump_response(SimpleResultResponse, {"result": "success"}), 200
 
 
 @service_api_ns.route("/datasets/tags")
@@ -510,14 +591,18 @@ class DatasetTagsApi(DatasetApiResource):
             401: "Unauthorized - invalid API token",
         }
     )
+    @service_api_ns.response(
+        200,
+        "Tags retrieved successfully",
+        service_api_ns.models[KnowledgeTagListResponse.__name__],
+    )
     def get(self, _):
         """Get all knowledge type tags."""
         assert isinstance(current_user, Account)
         cid = current_user.current_tenant_id
         assert cid is not None
         tags = TagService.get_tags("knowledge", cid)
-        tag_models = TypeAdapter(list[DataSetTag]).validate_python(tags, from_attributes=True)
-        return [tag.model_dump(mode="json") for tag in tag_models], 200
+        return dump_response(KnowledgeTagListResponse, tags), 200
 
     @service_api_ns.expect(service_api_ns.models[TagCreatePayload.__name__])
     @service_api_ns.doc("create_dataset_tag")
@@ -529,6 +614,11 @@ class DatasetTagsApi(DatasetApiResource):
             403: "Forbidden - insufficient permissions",
         }
     )
+    @service_api_ns.response(
+        200,
+        "Tag created successfully",
+        service_api_ns.models[KnowledgeTagResponse.__name__],
+    )
     def post(self, _):
         """Add a knowledge type tag."""
         assert isinstance(current_user, Account)
@@ -538,9 +628,10 @@ class DatasetTagsApi(DatasetApiResource):
         payload = TagCreatePayload.model_validate(service_api_ns.payload or {})
         tag = TagService.save_tags(SaveTagPayload(name=payload.name, type=TagType.KNOWLEDGE))
 
-        response = DataSetTag.model_validate(
-            {"id": tag.id, "name": tag.name, "type": tag.type, "binding_count": 0}
-        ).model_dump(mode="json")
+        response = dump_response(
+            KnowledgeTagResponse,
+            {"id": tag.id, "name": tag.name, "type": tag.type, "binding_count": 0},
+        )
         return response, 200
 
     @service_api_ns.expect(service_api_ns.models[TagUpdatePayload.__name__])
@@ -553,6 +644,11 @@ class DatasetTagsApi(DatasetApiResource):
             403: "Forbidden - insufficient permissions",
         }
     )
+    @service_api_ns.response(
+        200,
+        "Tag updated successfully",
+        service_api_ns.models[KnowledgeTagResponse.__name__],
+    )
     def patch(self, _):
         assert isinstance(current_user, Account)
         if not (current_user.has_edit_permission or current_user.is_dataset_editor):
@@ -564,9 +660,10 @@ class DatasetTagsApi(DatasetApiResource):
 
         binding_count = TagService.get_tag_binding_count(tag_id)
 
-        response = DataSetTag.model_validate(
-            {"id": tag.id, "name": tag.name, "type": tag.type, "binding_count": binding_count}
-        ).model_dump(mode="json")
+        response = dump_response(
+            KnowledgeTagResponse,
+            {"id": tag.id, "name": tag.name, "type": tag.type, "binding_count": binding_count},
+        )
         return response, 200
 
     @service_api_ns.expect(service_api_ns.models[TagDeletePayload.__name__])
@@ -651,6 +748,11 @@ class DatasetTagsBindingStatusApi(DatasetApiResource):
             401: "Unauthorized - invalid API token",
         }
     )
+    @service_api_ns.response(
+        200,
+        "Tags retrieved successfully",
+        service_api_ns.models[DatasetBoundTagListResponse.__name__],
+    )
     def get(self, _, *args, **kwargs):
         """Get all knowledge type tags."""
         dataset_id = kwargs.get("dataset_id")
@@ -658,5 +760,4 @@ class DatasetTagsBindingStatusApi(DatasetApiResource):
         assert current_user.current_tenant_id is not None
         tags = TagService.get_tags_by_target_id("knowledge", current_user.current_tenant_id, str(dataset_id))
         tags_list = [{"id": tag.id, "name": tag.name} for tag in tags]
-        response = {"data": tags_list, "total": len(tags)}
-        return response, 200
+        return dump_response(DatasetBoundTagListResponse, {"data": tags_list, "total": len(tags)}), 200

api/controllers/service_api/dataset/metadata.py

@@ -1,15 +1,19 @@
 from typing import Literal
 
 from flask_login import current_user
-from flask_restx import marshal
 from werkzeug.exceptions import NotFound
 
 from controllers.common.controller_schemas import MetadataUpdatePayload
-from controllers.common.fields import SimpleResultResponse
 from controllers.common.schema import register_response_schema_models, register_schema_model, register_schema_models
 from controllers.service_api import service_api_ns
 from controllers.service_api.wraps import DatasetApiResource, cloud_edition_billing_rate_limit_check
-from fields.dataset_fields import dataset_metadata_fields
+from fields.dataset_fields import (
+    DatasetMetadataActionResponse,
+    DatasetMetadataBuiltInFieldsResponse,
+    DatasetMetadataListResponse,
+    DatasetMetadataResponse,
+)
+from libs.helper import dump_response
 from services.dataset_service import DatasetService
 from services.entities.knowledge_entities.knowledge_entities import (
     DocumentMetadataOperation,
@@ -27,7 +31,13 @@ register_schema_models(
     DocumentMetadataOperation,
     MetadataOperationData,
 )
-register_response_schema_models(service_api_ns, SimpleResultResponse)
+register_response_schema_models(
+    service_api_ns,
+    DatasetMetadataActionResponse,
+    DatasetMetadataBuiltInFieldsResponse,
+    DatasetMetadataListResponse,
+    DatasetMetadataResponse,
+)
 
 
 @service_api_ns.route("/datasets/<uuid:dataset_id>/metadata")
@@ -43,6 +53,9 @@ class DatasetMetadataCreateServiceApi(DatasetApiResource):
             404: "Dataset not found",
         }
     )
+    @service_api_ns.response(
+        201, "Metadata created successfully", service_api_ns.models[DatasetMetadataResponse.__name__]
+    )
     @cloud_edition_billing_rate_limit_check("knowledge", "dataset")
     def post(self, tenant_id, dataset_id):
         """Create metadata for a dataset."""
@@ -55,7 +68,7 @@ class DatasetMetadataCreateServiceApi(DatasetApiResource):
         DatasetService.check_dataset_permission(dataset, current_user)
 
         metadata = MetadataService.create_metadata(dataset_id_str, metadata_args)
-        return marshal(metadata, dataset_metadata_fields), 201
+        return dump_response(DatasetMetadataResponse, metadata), 201
 
     @service_api_ns.doc("get_dataset_metadata")
     @service_api_ns.doc(description="Get all metadata for a dataset")
@@ -67,13 +80,17 @@ class DatasetMetadataCreateServiceApi(DatasetApiResource):
             404: "Dataset not found",
         }
     )
+    @service_api_ns.response(
+        200, "Metadata retrieved successfully", service_api_ns.models[DatasetMetadataListResponse.__name__]
+    )
     def get(self, tenant_id, dataset_id):
         """Get all metadata for a dataset."""
         dataset_id_str = str(dataset_id)
         dataset = DatasetService.get_dataset(dataset_id_str)
         if dataset is None:
             raise NotFound("Dataset not found.")
-        return MetadataService.get_dataset_metadatas(dataset), 200
+        metadata = MetadataService.get_dataset_metadatas(dataset)
+        return dump_response(DatasetMetadataListResponse, metadata), 200
 
 
 @service_api_ns.route("/datasets/<uuid:dataset_id>/metadata/<uuid:metadata_id>")
@@ -89,6 +106,9 @@ class DatasetMetadataServiceApi(DatasetApiResource):
             404: "Dataset or metadata not found",
         }
     )
+    @service_api_ns.response(
+        200, "Metadata updated successfully", service_api_ns.models[DatasetMetadataResponse.__name__]
+    )
     @cloud_edition_billing_rate_limit_check("knowledge", "dataset")
     def patch(self, tenant_id, dataset_id, metadata_id):
         """Update metadata name."""
@@ -102,7 +122,7 @@ class DatasetMetadataServiceApi(DatasetApiResource):
         DatasetService.check_dataset_permission(dataset, current_user)
 
         metadata = MetadataService.update_metadata_name(dataset_id_str, metadata_id_str, payload.name)
-        return marshal(metadata, dataset_metadata_fields), 200
+        return dump_response(DatasetMetadataResponse, metadata), 200
 
     @service_api_ns.doc("delete_dataset_metadata")
     @service_api_ns.doc(description="Delete metadata")
@@ -114,6 +134,7 @@ class DatasetMetadataServiceApi(DatasetApiResource):
             404: "Dataset or metadata not found",
         }
     )
+    @service_api_ns.response(204, "Metadata deleted successfully")
     @cloud_edition_billing_rate_limit_check("knowledge", "dataset")
     def delete(self, tenant_id, dataset_id, metadata_id):
         """Delete metadata."""
@@ -138,10 +159,15 @@ class DatasetMetadataBuiltInFieldServiceApi(DatasetApiResource):
             401: "Unauthorized - invalid API token",
         }
     )
+    @service_api_ns.response(
+        200,
+        "Built-in fields retrieved successfully",
+        service_api_ns.models[DatasetMetadataBuiltInFieldsResponse.__name__],
+    )
     def get(self, tenant_id, dataset_id):
         """Get all built-in metadata fields."""
         built_in_fields = MetadataService.get_built_in_fields()
-        return {"fields": built_in_fields}, 200
+        return dump_response(DatasetMetadataBuiltInFieldsResponse, {"fields": built_in_fields}), 200
 
 
 @service_api_ns.route("/datasets/<uuid:dataset_id>/metadata/built-in/<string:action>")
@@ -157,9 +183,7 @@ class DatasetMetadataBuiltInFieldActionServiceApi(DatasetApiResource):
         }
     )
     @service_api_ns.response(
-        200,
-        "Action completed successfully",
-        service_api_ns.models[SimpleResultResponse.__name__],
+        200, "Action completed successfully", service_api_ns.models[DatasetMetadataActionResponse.__name__]
     )
     @cloud_edition_billing_rate_limit_check("knowledge", "dataset")
     def post(self, tenant_id, dataset_id, action: Literal["enable", "disable"]):
@@ -175,7 +199,7 @@ class DatasetMetadataBuiltInFieldActionServiceApi(DatasetApiResource):
                 MetadataService.enable_built_in_field(dataset)
             case "disable":
                 MetadataService.disable_built_in_field(dataset)
-        return {"result": "success"}, 200
+        return dump_response(DatasetMetadataActionResponse, {"result": "success"}), 200
 
 
 @service_api_ns.route("/datasets/<uuid:dataset_id>/documents/metadata")
@@ -194,7 +218,7 @@ class DocumentMetadataEditServiceApi(DatasetApiResource):
     @service_api_ns.response(
         200,
         "Documents metadata updated successfully",
-        service_api_ns.models[SimpleResultResponse.__name__],
+        service_api_ns.models[DatasetMetadataActionResponse.__name__],
     )
     @cloud_edition_billing_rate_limit_check("knowledge", "dataset")
     def post(self, tenant_id, dataset_id):
@@ -209,4 +233,4 @@ class DocumentMetadataEditServiceApi(DatasetApiResource):
 
         MetadataService.update_documents_metadata(dataset, metadata_args)
 
-        return {"result": "success"}, 200
+        return dump_response(DatasetMetadataActionResponse, {"result": "success"}), 200

api/controllers/service_api/index.py

@@ -11,7 +11,7 @@ register_response_schema_models(service_api_ns, IndexInfoResponse)
 @service_api_ns.route("/")
 class IndexApi(Resource):
     @service_api_ns.response(200, "Success", service_api_ns.models[IndexInfoResponse.__name__])
-    def get(self):
+    def get(self) -> dict[str, str]:
         return {
             "welcome": "Dify OpenAPI",
             "api_version": "v1",

api/controllers/web/conversation.py

@@ -136,7 +136,7 @@ class ConversationApi(WebApiResource):
             ConversationService.delete(app_model, conversation_id, end_user)
         except ConversationNotExistsError:
             raise NotFound("Conversation Not Exists.")
-        return ResultResponse(result="success").model_dump(mode="json"), 204
+        return "", 204
 
 
 @web_ns.route("/conversations/<uuid:c_id>/name")

api/controllers/web/remote_files.py

@@ -1,6 +1,5 @@
-import urllib.parse
-
 import httpx
+from flask import request
 from pydantic import BaseModel, Field, HttpUrl
 
 import services
@@ -59,7 +58,7 @@ class RemoteFileInfoApi(WebApiResource):
         Raises:
             HTTPException: If the remote file cannot be accessed
         """
-        decoded_url = urllib.parse.unquote(url)
+        decoded_url = helpers.decode_remote_url(url, request.query_string)
         resp = ssrf_proxy.head(decoded_url)
         if resp.status_code != httpx.codes.OK:
             # failed back to get method

api/controllers/web/saved_message.py

@@ -112,4 +112,4 @@ class SavedMessageApi(WebApiResource):
 
         SavedMessageService.delete(app_model, end_user, message_id)
 
-        return ResultResponse(result="success").model_dump(mode="json"), 204
+        return "", 204

api/core/agent/cot_chat_agent_runner.py

@@ -1,4 +1,5 @@
 import json
+from typing import override
 
 from core.agent.cot_agent_runner import CotAgentRunner
 from graphon.file import file_manager
@@ -66,6 +67,7 @@ class CotChatAgentRunner(CotAgentRunner):
 
         return prompt_messages
 
+    @override
     def _organize_prompt_messages(self) -> list[PromptMessage]:
         """
         Organize

api/core/agent/cot_completion_agent_runner.py

@@ -1,4 +1,5 @@
 import json
+from typing import override
 
 from core.agent.cot_agent_runner import CotAgentRunner
 from graphon.model_runtime.entities.message_entities import (
@@ -51,6 +52,7 @@ class CotCompletionAgentRunner(CotAgentRunner):
 
         return historic_prompt
 
+    @override
     def _organize_prompt_messages(self) -> list[PromptMessage]:
         """
         Organize prompt messages

api/core/agent/strategy/plugin.py

@@ -1,5 +1,5 @@
 from collections.abc import Generator, Sequence
-from typing import Any
+from typing import Any, override
 
 from core.agent.entities import AgentInvokeMessage
 from core.agent.plugin_entities import AgentStrategyEntity, AgentStrategyParameter
@@ -23,6 +23,7 @@ class PluginAgentStrategy(BaseAgentStrategy):
         self.declaration = declaration
         self.meta_version = meta_version
 
+    @override
     def get_parameters(self) -> Sequence[AgentStrategyParameter]:
         return self.declaration.parameters
 
@@ -34,6 +35,7 @@ class PluginAgentStrategy(BaseAgentStrategy):
             params[parameter.name] = parameter.init_frontend_parameter(params.get(parameter.name))
         return params
 
+    @override
     def _invoke(
         self,
         params: dict[str, Any],

api/core/app/apps/advanced_chat/app_generator.py

@@ -55,6 +55,7 @@ from libs.flask_utils import preserve_flask_contexts
 from models import Account, App, Conversation, EndUser, Message, Workflow, WorkflowNodeExecutionTriggeredFrom
 from models.enums import WorkflowRunTriggeredFrom
 from services.conversation_service import ConversationService
+from services.errors.conversation import ConversationNotExistsError
 from services.workflow_draft_variable_service import (
     DraftVarLoader,
     WorkflowDraftVariableService,
@@ -145,9 +146,15 @@ class AdvancedChatAppGenerator(MessageBasedAppGenerator):
         conversation = None
         conversation_id = args.get("conversation_id")
         if conversation_id:
-            conversation = ConversationService.get_conversation(
-                app_model=app_model, conversation_id=conversation_id, user=user
-            )
+            try:
+                conversation = ConversationService.get_conversation(
+                    app_model=app_model, conversation_id=conversation_id, user=user
+                )
+            except ConversationNotExistsError:
+                if invoke_from == InvokeFrom.SERVICE_API:
+                    conversation = None
+                else:
+                    raise
 
         # parse files
         # TODO(QuantumGhost): Move file parsing logic to the API controller layer

api/core/app/apps/advanced_chat/generate_response_converter.py

@@ -1,5 +1,5 @@
 from collections.abc import Generator
-from typing import Any, cast
+from typing import Any, cast, override
 
 from core.app.apps.base_app_generate_response_converter import AppGenerateResponseConverter
 from core.app.entities.task_entities import (
@@ -20,6 +20,7 @@ class AdvancedChatAppGenerateResponseConverter(
     AppGenerateResponseConverter[ChatbotAppBlockingResponse | AdvancedChatPausedBlockingResponse]
 ):
     @classmethod
+    @override
     def convert_blocking_full_response(
         cls, blocking_response: ChatbotAppBlockingResponse | AdvancedChatPausedBlockingResponse
     ) -> dict[str, Any]:
@@ -59,6 +60,7 @@ class AdvancedChatAppGenerateResponseConverter(
         return response
 
     @classmethod
+    @override
     def convert_blocking_simple_response(
         cls, blocking_response: ChatbotAppBlockingResponse | AdvancedChatPausedBlockingResponse
     ) -> dict[str, Any]:
@@ -76,6 +78,7 @@ class AdvancedChatAppGenerateResponseConverter(
         return response
 
     @classmethod
+    @override
     def convert_stream_full_response(
         cls, stream_response: Generator[AppStreamResponse, None, None]
     ) -> Generator[dict[str, Any] | str, Any, None]:
@@ -107,6 +110,7 @@ class AdvancedChatAppGenerateResponseConverter(
             yield response_chunk
 
     @classmethod
+    @override
     def convert_stream_simple_response(
         cls, stream_response: Generator[AppStreamResponse, None, None]
     ) -> Generator[dict[str, Any] | str, Any, None]:

api/core/app/apps/agent_chat/generate_response_converter.py

@@ -1,5 +1,5 @@
 from collections.abc import Generator
-from typing import Any, cast
+from typing import Any, cast, override
 
 from pydantic import JsonValue
 
@@ -16,6 +16,7 @@ from core.app.entities.task_entities import (
 
 class AgentChatAppGenerateResponseConverter(AppGenerateResponseConverter[ChatbotAppBlockingResponse]):
     @classmethod
+    @override
     def convert_blocking_full_response(cls, blocking_response: ChatbotAppBlockingResponse):
         """
         Convert blocking full response.
@@ -37,6 +38,7 @@ class AgentChatAppGenerateResponseConverter(AppGenerateResponseConverter[Chatbot
         return response
 
     @classmethod
+    @override
     def convert_blocking_simple_response(cls, blocking_response: ChatbotAppBlockingResponse):
         """
         Convert blocking simple response.
@@ -54,6 +56,7 @@ class AgentChatAppGenerateResponseConverter(AppGenerateResponseConverter[Chatbot
         return response
 
     @classmethod
+    @override
     def convert_stream_full_response(
         cls, stream_response: Generator[AppStreamResponse, None, None]
     ) -> Generator[dict[str, Any] | str, None, None]:
@@ -85,6 +88,7 @@ class AgentChatAppGenerateResponseConverter(AppGenerateResponseConverter[Chatbot
             yield response_chunk
 
     @classmethod
+    @override
     def convert_stream_simple_response(
         cls, stream_response: Generator[AppStreamResponse, None, None]
     ) -> Generator[dict[str, Any] | str, None, None]:

api/core/app/apps/chat/generate_response_converter.py

@@ -1,5 +1,5 @@
 from collections.abc import Generator
-from typing import Any, cast
+from typing import Any, cast, override
 
 from pydantic import JsonValue
 
@@ -16,6 +16,7 @@ from core.app.entities.task_entities import (
 
 class ChatAppGenerateResponseConverter(AppGenerateResponseConverter[ChatbotAppBlockingResponse]):
     @classmethod
+    @override
     def convert_blocking_full_response(cls, blocking_response: ChatbotAppBlockingResponse):
         """
         Convert blocking full response.
@@ -37,6 +38,7 @@ class ChatAppGenerateResponseConverter(AppGenerateResponseConverter[ChatbotAppBl
         return response
 
     @classmethod
+    @override
     def convert_blocking_simple_response(cls, blocking_response: ChatbotAppBlockingResponse):
         """
         Convert blocking simple response.
@@ -54,6 +56,7 @@ class ChatAppGenerateResponseConverter(AppGenerateResponseConverter[ChatbotAppBl
         return response
 
     @classmethod
+    @override
     def convert_stream_full_response(
         cls, stream_response: Generator[AppStreamResponse, None, None]
     ) -> Generator[dict[str, Any] | str, None, None]:
@@ -85,6 +88,7 @@ class ChatAppGenerateResponseConverter(AppGenerateResponseConverter[ChatbotAppBl
             yield response_chunk
 
     @classmethod
+    @override
     def convert_stream_simple_response(
         cls, stream_response: Generator[AppStreamResponse, None, None]
     ) -> Generator[dict[str, Any] | str, None, None]:

api/core/app/apps/completion/generate_response_converter.py

@@ -1,5 +1,5 @@
 from collections.abc import Generator
-from typing import Any, cast
+from typing import Any, cast, override
 
 from pydantic import JsonValue
 
@@ -16,6 +16,7 @@ from core.app.entities.task_entities import (
 
 class CompletionAppGenerateResponseConverter(AppGenerateResponseConverter[CompletionAppBlockingResponse]):
     @classmethod
+    @override
     def convert_blocking_full_response(cls, blocking_response: CompletionAppBlockingResponse):
         """
         Convert blocking full response.
@@ -36,6 +37,7 @@ class CompletionAppGenerateResponseConverter(AppGenerateResponseConverter[Comple
         return response
 
     @classmethod
+    @override
     def convert_blocking_simple_response(cls, blocking_response: CompletionAppBlockingResponse):
         """
         Convert blocking simple response.
@@ -53,6 +55,7 @@ class CompletionAppGenerateResponseConverter(AppGenerateResponseConverter[Comple
         return response
 
     @classmethod
+    @override
     def convert_stream_full_response(
         cls, stream_response: Generator[AppStreamResponse, None, None]
     ) -> Generator[dict[str, Any] | str, None, None]:
@@ -83,6 +86,7 @@ class CompletionAppGenerateResponseConverter(AppGenerateResponseConverter[Comple
             yield response_chunk
 
     @classmethod
+    @override
     def convert_stream_simple_response(
         cls, stream_response: Generator[AppStreamResponse, None, None]
     ) -> Generator[dict[str, Any] | str, None, None]:

api/core/app/apps/draft_variable_saver.py

@@ -2,7 +2,7 @@ from __future__ import annotations
 
 import abc
 from collections.abc import Mapping
-from typing import Any, Protocol
+from typing import Any, Protocol, override
 
 from graphon.enums import NodeType
 
@@ -29,5 +29,6 @@ class DraftVariableSaverFactory(Protocol):
 
 
 class NoopDraftVariableSaver(DraftVariableSaver):
+    @override
     def save(self, process_data: Mapping[str, Any] | None, outputs: Mapping[str, Any] | None) -> None:
         return None

api/core/app/apps/message_based_app_queue_manager.py

@@ -1,3 +1,5 @@
+from typing import override
+
 from core.app.apps.base_app_queue_manager import AppQueueManager, PublishFrom
 from core.app.apps.exc import GenerateTaskStoppedError
 from core.app.entities.app_invoke_entities import InvokeFrom
@@ -21,6 +23,7 @@ class MessageBasedAppQueueManager(AppQueueManager):
         self._app_mode = app_mode
         self._message_id = str(message_id)
 
+    @override
     def _publish(self, event: AppQueueEvent, pub_from: PublishFrom):
         """
         Publish event to queue

api/core/app/apps/pipeline/pipeline_queue_manager.py

@@ -1,3 +1,5 @@
+from typing import override
+
 from core.app.apps.base_app_queue_manager import AppQueueManager, PublishFrom
 from core.app.apps.exc import GenerateTaskStoppedError
 from core.app.entities.app_invoke_entities import InvokeFrom
@@ -19,6 +21,7 @@ class PipelineQueueManager(AppQueueManager):
 
         self._app_mode = app_mode
 
+    @override
     def _publish(self, event: AppQueueEvent, pub_from: PublishFrom) -> None:
         """
         Publish event to queue

api/core/app/apps/workflow/app_queue_manager.py

@@ -1,3 +1,5 @@
+from typing import override
+
 from core.app.apps.base_app_queue_manager import AppQueueManager, PublishFrom
 from core.app.apps.exc import GenerateTaskStoppedError
 from core.app.entities.app_invoke_entities import InvokeFrom
@@ -19,6 +21,7 @@ class WorkflowAppQueueManager(AppQueueManager):
 
         self._app_mode = app_mode
 
+    @override
     def _publish(self, event: AppQueueEvent, pub_from: PublishFrom):
         """
         Publish event to queue

api/core/app/apps/workflow/generate_response_converter.py

@@ -1,5 +1,5 @@
 from collections.abc import Generator
-from typing import Any, cast
+from typing import Any, cast, override
 
 from core.app.apps.base_app_generate_response_converter import AppGenerateResponseConverter
 from core.app.entities.task_entities import (
@@ -18,6 +18,7 @@ class WorkflowAppGenerateResponseConverter(
     AppGenerateResponseConverter[WorkflowAppBlockingResponse | WorkflowAppPausedBlockingResponse]
 ):
     @classmethod
+    @override
     def convert_blocking_full_response(
         cls, blocking_response: WorkflowAppBlockingResponse | WorkflowAppPausedBlockingResponse
     ) -> dict[str, Any]:
@@ -29,6 +30,7 @@ class WorkflowAppGenerateResponseConverter(
         return dict(blocking_response.model_dump())
 
     @classmethod
+    @override
     def convert_blocking_simple_response(
         cls, blocking_response: WorkflowAppBlockingResponse | WorkflowAppPausedBlockingResponse
     ) -> dict[str, Any]:
@@ -40,6 +42,7 @@ class WorkflowAppGenerateResponseConverter(
         return cls.convert_blocking_full_response(blocking_response)
 
     @classmethod
+    @override
     def convert_stream_full_response(
         cls, stream_response: Generator[AppStreamResponse, None, None]
     ) -> Generator[dict[str, Any] | str, None, None]:
@@ -73,6 +76,7 @@ class WorkflowAppGenerateResponseConverter(
             yield response_chunk
 
     @classmethod
+    @override
     def convert_stream_simple_response(
         cls, stream_response: Generator[AppStreamResponse, None, None]
     ) -> Generator[dict[str, Any] | str, None, None]:

api/core/app/file_access/controller.py

@@ -1,6 +1,7 @@
 from __future__ import annotations
 
 from collections.abc import Callable
+from typing import override
 
 from sqlalchemy import and_, or_, select
 from sqlalchemy.orm import Session
@@ -31,9 +32,11 @@ class DatabaseFileAccessController(FileAccessControllerProtocol):
     ) -> None:
         self._scope_getter = scope_getter
 
+    @override
     def current_scope(self) -> FileAccessScope | None:
         return self._scope_getter()
 
+    @override
     def apply_upload_file_filters(
         self,
         stmt: Select[tuple[UploadFile]],
@@ -62,6 +65,7 @@ class DatabaseFileAccessController(FileAccessControllerProtocol):
             )
         )
 
+    @override
     def apply_tool_file_filters(
         self,
         stmt: Select[tuple[ToolFile]],
@@ -78,6 +82,7 @@ class DatabaseFileAccessController(FileAccessControllerProtocol):
 
         return scoped_stmt.where(ToolFile.user_id == resolved_scope.user_id)
 
+    @override
     def get_upload_file(
         self,
         *,
@@ -95,6 +100,7 @@ class DatabaseFileAccessController(FileAccessControllerProtocol):
         )
         return session.scalar(stmt)
 
+    @override
     def get_tool_file(
         self,
         *,

api/core/app/layers/conversation_variable_persist_layer.py

@@ -8,6 +8,7 @@ scope updates that matter to chat applications.
 """
 
 import logging
+from typing import override
 
 from core.workflow.system_variables import SystemVariableKey, get_system_text
 from core.workflow.variable_prefixes import CONVERSATION_VARIABLE_NODE_ID
@@ -23,9 +24,11 @@ class ConversationVariablePersistenceLayer(GraphEngineLayer):
         super().__init__()
         self._conversation_variable_updater = conversation_variable_updater
 
+    @override
     def on_graph_start(self) -> None:
         pass
 
+    @override
     def on_event(self, event: GraphEngineEvent) -> None:
         if not isinstance(event, NodeRunVariableUpdatedEvent):
             return
@@ -44,5 +47,6 @@ class ConversationVariablePersistenceLayer(GraphEngineLayer):
 
         self._conversation_variable_updater.update(conversation_id=conversation_id, variable=event.variable)
 
+    @override
     def on_graph_end(self, error: Exception | None) -> None:
         pass

api/core/app/layers/pause_state_persist_layer.py

@@ -1,5 +1,5 @@
 from dataclasses import dataclass
-from typing import Annotated, Literal, Self
+from typing import Annotated, Literal, Self, override
 
 from pydantic import BaseModel, Field
 from sqlalchemy import Engine
@@ -83,6 +83,7 @@ class PauseStatePersistenceLayer(GraphEngineLayer):
     def _get_repo(self) -> APIWorkflowRunRepository:
         return DifyAPIRepositoryFactory.create_api_workflow_run_repository(self._session_maker)
 
+    @override
     def on_graph_start(self) -> None:
         """
         Called when graph execution starts.
@@ -92,6 +93,7 @@ class PauseStatePersistenceLayer(GraphEngineLayer):
         """
         pass
 
+    @override
     def on_event(self, event: GraphEngineEvent) -> None:
         """
         Called for every event emitted by the engine.
@@ -132,6 +134,7 @@ class PauseStatePersistenceLayer(GraphEngineLayer):
             pause_reasons=event.reasons,
         )
 
+    @override
     def on_graph_end(self, error: Exception | None) -> None:
         """
         Called when graph execution ends.

api/core/app/layers/suspend_layer.py

@@ -1,3 +1,5 @@
+from typing import override
+
 from graphon.graph_engine.layers import GraphEngineLayer
 from graphon.graph_events import GraphEngineEvent, GraphRunPausedEvent
 
@@ -9,9 +11,11 @@ class SuspendLayer(GraphEngineLayer):
         super().__init__()
         self._paused = False
 
+    @override
     def on_graph_start(self):
         self._paused = False
 
+    @override
     def on_event(self, event: GraphEngineEvent):
         """
         Handle the paused event, stash runtime state into storage and wait for resume.
@@ -19,6 +23,7 @@ class SuspendLayer(GraphEngineLayer):
         if isinstance(event, GraphRunPausedEvent):
             self._paused = True
 
+    @override
     def on_graph_end(self, error: Exception | None):
         """ """
         self._paused = False

api/core/app/layers/timeslice_layer.py

@@ -1,6 +1,6 @@
 import logging
 import uuid
-from typing import ClassVar
+from typing import ClassVar, override
 
 from apscheduler.schedulers.background import BackgroundScheduler  # type: ignore
 
@@ -63,6 +63,7 @@ class TimeSliceLayer(GraphEngineLayer):
         except Exception:
             logger.exception("scheduler error during check if the workflow need to be suspended")
 
+    @override
     def on_graph_start(self):
         """
         Start timer to check if the workflow need to be suspended.
@@ -78,9 +79,11 @@ class TimeSliceLayer(GraphEngineLayer):
                 id=self.schedule_id,
             )
 
+    @override
     def on_event(self, event: GraphEngineEvent):
         pass
 
+    @override
     def on_graph_end(self, error: Exception | None) -> None:
         self.stopped = True
         # remove the scheduler

api/core/app/layers/trigger_post_layer.py

@@ -1,6 +1,6 @@
 import logging
 from datetime import UTC, datetime
-from typing import Any, ClassVar
+from typing import Any, ClassVar, override
 
 from pydantic import TypeAdapter
 
@@ -37,9 +37,11 @@ class TriggerPostLayer(GraphEngineLayer):
         self.start_time = start_time
         self.cfs_plan_scheduler_entity = cfs_plan_scheduler_entity
 
+    @override
     def on_graph_start(self):
         pass
 
+    @override
     def on_event(self, event: GraphEngineEvent):
         """
         Update trigger log with success or failure.
@@ -82,5 +84,6 @@ class TriggerPostLayer(GraphEngineLayer):
                 repo.update(trigger_log)
                 session.commit()
 
+    @override
     def on_graph_end(self, error: Exception | None) -> None:
         pass

api/core/app/workflow/file_runtime.py

@@ -7,7 +7,7 @@ import os
 import time
 import urllib.parse
 from collections.abc import Generator
-from typing import TYPE_CHECKING, Literal
+from typing import TYPE_CHECKING, Literal, override
 
 from configs import dify_config
 from core.app.file_access import DatabaseFileAccessController, FileAccessControllerProtocol
@@ -40,15 +40,19 @@ class DifyWorkflowFileRuntime(WorkflowFileRuntimeProtocol):
         self._file_access_controller = file_access_controller
 
     @property
+    @override
     def multimodal_send_format(self) -> str:
         return dify_config.MULTIMODAL_SEND_FORMAT
 
+    @override
     def http_get(self, url: str, *, follow_redirects: bool = True) -> HttpResponseProtocol:
         return graphon_ssrf_proxy.get(url, follow_redirects=follow_redirects)
 
+    @override
     def storage_load(self, path: str, *, stream: bool = False) -> bytes | Generator:
         return storage.load(path, stream=stream)
 
+    @override
     def load_file_bytes(self, *, file: File) -> bytes:
         storage_key = self._resolve_storage_key(file=file)
         data = storage.load(storage_key, stream=False)
@@ -56,6 +60,7 @@ class DifyWorkflowFileRuntime(WorkflowFileRuntimeProtocol):
             raise ValueError(f"file {storage_key} is not a bytes object")
         return data
 
+    @override
     def resolve_file_url(self, *, file: File, for_external: bool = True) -> str | None:
         if file.transfer_method == FileTransferMethod.REMOTE_URL:
             return file.remote_url
@@ -86,6 +91,7 @@ class DifyWorkflowFileRuntime(WorkflowFileRuntimeProtocol):
             )
         return None
 
+    @override
     def resolve_upload_file_url(
         self,
         *,
@@ -101,10 +107,12 @@ class DifyWorkflowFileRuntime(WorkflowFileRuntimeProtocol):
             query["as_attachment"] = "true"
         return f"{url}?{urllib.parse.urlencode(query)}"
 
+    @override
     def resolve_tool_file_url(self, *, tool_file_id: str, extension: str, for_external: bool = True) -> str:
         self._assert_tool_file_access(tool_file_id=tool_file_id)
         return sign_tool_file(tool_file_id=tool_file_id, extension=extension, for_external=for_external)
 
+    @override
     def verify_preview_signature(
         self,
         *,

api/core/app/workflow/layers/persistence.py

@@ -12,7 +12,7 @@ state.
 from collections.abc import Mapping
 from dataclasses import dataclass
 from datetime import datetime
-from typing import Any, Union
+from typing import Any, Union, override
 
 from core.app.entities.app_invoke_entities import AdvancedChatAppGenerateEntity, WorkflowAppGenerateEntity
 from core.helper.trace_id_helper import ParentTraceContext
@@ -98,12 +98,14 @@ class WorkflowPersistenceLayer(GraphEngineLayer):
     # ------------------------------------------------------------------
     # GraphEngineLayer lifecycle
     # ------------------------------------------------------------------
+    @override
     def on_graph_start(self) -> None:
         self._workflow_execution = None
         self._node_execution_cache.clear()
         self._node_snapshots.clear()
         self._node_sequence = 0
 
+    @override
     def on_event(self, event: GraphEngineEvent) -> None:
         match event:
             case GraphRunStartedEvent():
@@ -131,6 +133,7 @@ class WorkflowPersistenceLayer(GraphEngineLayer):
             case NodeRunPauseRequestedEvent():
                 self._handle_node_pause_requested(event)
 
+    @override
     def on_graph_end(self, error: Exception | None) -> None:
         return
 

api/core/datasource/local_file/local_file_plugin.py

@@ -1,3 +1,5 @@
+from typing import override
+
 from core.datasource.__base.datasource_plugin import DatasourcePlugin
 from core.datasource.__base.datasource_runtime import DatasourceRuntime
 from core.datasource.entities.datasource_entities import (
@@ -22,8 +24,10 @@ class LocalFileDatasourcePlugin(DatasourcePlugin):
         self.tenant_id = tenant_id
         self.plugin_unique_identifier = plugin_unique_identifier
 
+    @override
     def datasource_provider_type(self) -> str:
         return DatasourceProviderType.LOCAL_FILE
 
+    @override
     def get_icon_url(self, tenant_id: str) -> str:
         return self.icon

api/core/datasource/local_file/local_file_provider.py

@@ -1,4 +1,4 @@
-from typing import Any
+from typing import Any, override
 
 from core.datasource.__base.datasource_provider import DatasourcePluginProviderController
 from core.datasource.__base.datasource_runtime import DatasourceRuntime
@@ -19,12 +19,14 @@ class LocalFileDatasourcePluginProviderController(DatasourcePluginProviderContro
         self.plugin_unique_identifier = plugin_unique_identifier
 
     @property
+    @override
     def provider_type(self) -> DatasourceProviderType:
         """
         returns the type of the provider
         """
         return DatasourceProviderType.LOCAL_FILE
 
+    @override
     def _validate_credentials(self, user_id: str, credentials: dict[str, Any]) -> None:
         """
         validate the credentials of the provider

api/core/datasource/online_document/online_document_plugin.py

@@ -1,5 +1,5 @@
 from collections.abc import Generator
-from typing import Any
+from typing import Any, override
 
 from core.datasource.__base.datasource_plugin import DatasourcePlugin
 from core.datasource.__base.datasource_runtime import DatasourceRuntime
@@ -67,5 +67,6 @@ class OnlineDocumentDatasourcePlugin(DatasourcePlugin):
             provider_type=provider_type,
         )
 
+    @override
     def datasource_provider_type(self) -> str:
         return DatasourceProviderType.ONLINE_DOCUMENT

api/core/datasource/online_document/online_document_provider.py

@@ -1,3 +1,5 @@
+from typing import override
+
 from core.datasource.__base.datasource_provider import DatasourcePluginProviderController
 from core.datasource.__base.datasource_runtime import DatasourceRuntime
 from core.datasource.entities.datasource_entities import DatasourceProviderEntityWithPlugin, DatasourceProviderType
@@ -17,6 +19,7 @@ class OnlineDocumentDatasourcePluginProviderController(DatasourcePluginProviderC
         self.plugin_unique_identifier = plugin_unique_identifier
 
     @property
+    @override
     def provider_type(self) -> DatasourceProviderType:
         """
         returns the type of the provider

api/core/datasource/online_drive/online_drive_plugin.py

@@ -1,4 +1,5 @@
 from collections.abc import Generator
+from typing import override
 
 from core.datasource.__base.datasource_plugin import DatasourcePlugin
 from core.datasource.__base.datasource_runtime import DatasourceRuntime
@@ -67,5 +68,6 @@ class OnlineDriveDatasourcePlugin(DatasourcePlugin):
             provider_type=provider_type,
         )
 
+    @override
     def datasource_provider_type(self) -> str:
         return DatasourceProviderType.ONLINE_DRIVE

api/core/datasource/online_drive/online_drive_provider.py

@@ -1,3 +1,5 @@
+from typing import override
+
 from core.datasource.__base.datasource_provider import DatasourcePluginProviderController
 from core.datasource.__base.datasource_runtime import DatasourceRuntime
 from core.datasource.entities.datasource_entities import DatasourceProviderEntityWithPlugin, DatasourceProviderType
@@ -17,6 +19,7 @@ class OnlineDriveDatasourcePluginProviderController(DatasourcePluginProviderCont
         self.plugin_unique_identifier = plugin_unique_identifier
 
     @property
+    @override
     def provider_type(self) -> DatasourceProviderType:
         """
         returns the type of the provider

api/core/datasource/website_crawl/website_crawl_plugin.py

@@ -1,5 +1,5 @@
 from collections.abc import Generator, Mapping
-from typing import Any
+from typing import Any, override
 
 from core.datasource.__base.datasource_plugin import DatasourcePlugin
 from core.datasource.__base.datasource_runtime import DatasourceRuntime
@@ -47,5 +47,6 @@ class WebsiteCrawlDatasourcePlugin(DatasourcePlugin):
             provider_type=provider_type,
         )
 
+    @override
     def datasource_provider_type(self) -> str:
         return DatasourceProviderType.WEBSITE_CRAWL

api/core/datasource/website_crawl/website_crawl_provider.py

@@ -1,3 +1,5 @@
+from typing import override
+
 from core.datasource.__base.datasource_provider import DatasourcePluginProviderController
 from core.datasource.__base.datasource_runtime import DatasourceRuntime
 from core.datasource.entities.datasource_entities import DatasourceProviderEntityWithPlugin, DatasourceProviderType
@@ -21,6 +23,7 @@ class WebsiteCrawlDatasourcePluginProviderController(DatasourcePluginProviderCon
         self.plugin_unique_identifier = plugin_unique_identifier
 
     @property
+    @override
     def provider_type(self) -> DatasourceProviderType:
         """
         returns the type of the provider

api/core/entities/provider_configuration.py

@@ -6,7 +6,7 @@ import re
 from collections import defaultdict
 from collections.abc import Iterator, Sequence
 from json import JSONDecodeError
-from typing import Any
+from typing import Any, override
 
 from pydantic import BaseModel, ConfigDict, Field, PrivateAttr, model_validator
 from sqlalchemy import func, select
@@ -1889,6 +1889,7 @@ class ProviderConfigurations(BaseModel):
             key = str(ModelProviderID(key))
         return key in self.configurations
 
+    @override
     def __iter__(self):
         # Return an iterator of (key, value) tuples to match BaseModel's __iter__
         yield from self.configurations.items()

api/core/external_data_tool/api/api.py

@@ -1,5 +1,5 @@
 from collections.abc import Mapping
-from typing import Any, TypedDict
+from typing import Any, TypedDict, override
 
 from sqlalchemy import select
 
@@ -29,6 +29,7 @@ class ApiExternalDataTool(ExternalDataTool):
     """the unique name of external data tool"""
 
     @classmethod
+    @override
     def validate_config(cls, tenant_id: str, config: dict[str, Any]):
         """
         Validate the incoming form config data.
@@ -50,6 +51,7 @@ class ApiExternalDataTool(ExternalDataTool):
         if not api_based_extension:
             raise ValueError("api_based_extension_id is invalid")
 
+    @override
     def query(self, inputs: Mapping[str, Any], query: str | None = None) -> str:
         """
         Query the external data tool.

api/core/helper/code_executor/javascript/javascript_code_provider.py

@@ -1,4 +1,5 @@
 from textwrap import dedent
+from typing import override
 
 from core.helper.code_executor.code_executor import CodeLanguage
 from core.helper.code_executor.code_node_provider import CodeNodeProvider
@@ -6,10 +7,12 @@ from core.helper.code_executor.code_node_provider import CodeNodeProvider
 
 class JavascriptCodeProvider(CodeNodeProvider):
     @staticmethod
+    @override
     def get_language() -> str:
         return CodeLanguage.JAVASCRIPT
 
     @classmethod
+    @override
     def get_default_code(cls) -> str:
         return dedent(
             """

api/core/helper/code_executor/javascript/javascript_transformer.py

@@ -1,10 +1,12 @@
 from textwrap import dedent
+from typing import override
 
 from core.helper.code_executor.template_transformer import TemplateTransformer
 
 
 class NodeJsTemplateTransformer(TemplateTransformer):
     @classmethod
+    @override
     def get_runner_script(cls) -> str:
         runner_script = dedent(f"""            {cls._code_placeholder}
 

api/core/helper/code_executor/jinja2/jinja2_transformer.py

@@ -1,6 +1,6 @@
 from collections.abc import Mapping
 from textwrap import dedent
-from typing import Any
+from typing import Any, override
 
 from core.helper.code_executor.template_transformer import TemplateTransformer
 
@@ -10,6 +10,7 @@ class Jinja2TemplateTransformer(TemplateTransformer):
     _template_b64_placeholder: str = "{{template_b64}}"
 
     @classmethod
+    @override
     def transform_response(cls, response: str):
         """
         Transform response to dict
@@ -19,6 +20,7 @@ class Jinja2TemplateTransformer(TemplateTransformer):
         return {"result": cls.extract_result_str_from_response(response)}
 
     @classmethod
+    @override
     def assemble_runner_script(cls, code: str, inputs: Mapping[str, Any]) -> str:
         """
         Override base class to use base64 encoding for template code.
@@ -34,6 +36,7 @@ class Jinja2TemplateTransformer(TemplateTransformer):
         return script
 
     @classmethod
+    @override
     def get_runner_script(cls) -> str:
         runner_script = dedent(f"""
             import jinja2
@@ -61,6 +64,7 @@ class Jinja2TemplateTransformer(TemplateTransformer):
         return runner_script
 
     @classmethod
+    @override
     def get_preload_script(cls) -> str:
         preload_script = dedent("""
             import jinja2

api/core/helper/code_executor/python3/python3_code_provider.py

@@ -1,4 +1,5 @@
 from textwrap import dedent
+from typing import override
 
 from core.helper.code_executor.code_executor import CodeLanguage
 from core.helper.code_executor.code_node_provider import CodeNodeProvider
@@ -6,10 +7,12 @@ from core.helper.code_executor.code_node_provider import CodeNodeProvider
 
 class Python3CodeProvider(CodeNodeProvider):
     @staticmethod
+    @override
     def get_language() -> str:
         return CodeLanguage.PYTHON3
 
     @classmethod
+    @override
     def get_default_code(cls) -> str:
         return dedent(
             """

api/core/helper/code_executor/python3/python3_transformer.py

@@ -1,10 +1,12 @@
 from textwrap import dedent
+from typing import override
 
 from core.helper.code_executor.template_transformer import TemplateTransformer
 
 
 class Python3TemplateTransformer(TemplateTransformer):
     @classmethod
+    @override
     def get_runner_script(cls) -> str:
         runner_script = dedent(f"""            {cls._code_placeholder}
 

api/core/helper/provider_cache.py

@@ -1,7 +1,7 @@
 import json
 from abc import ABC, abstractmethod
 from json import JSONDecodeError
-from typing import Any
+from typing import Any, override
 
 from extensions.ext_redis import redis_client
 
@@ -47,6 +47,7 @@ class SingletonProviderCredentialsCache(ProviderCredentialsCache):
             provider_identity=provider_identity,
         )
 
+    @override
     def _generate_cache_key(self, **kwargs) -> str:
         tenant_id = kwargs["tenant_id"]
         provider_type = kwargs["provider_type"]
@@ -61,6 +62,7 @@ class ToolProviderCredentialsCache(ProviderCredentialsCache):
     def __init__(self, tenant_id: str, provider: str, credential_id: str):
         super().__init__(tenant_id=tenant_id, provider=provider, credential_id=credential_id)
 
+    @override
     def _generate_cache_key(self, **kwargs) -> str:
         tenant_id = kwargs["tenant_id"]
         provider = kwargs["provider"]

api/core/helper/ssrf_proxy.py

@@ -43,13 +43,16 @@ request_error = httpx.RequestError
 max_retries_exceeded_error = MaxRetriesExceededError
 
 
-def _create_proxy_mounts() -> dict[str, httpx.HTTPTransport]:
+def _create_proxy_mounts(verify: bool) -> dict[str, httpx.HTTPTransport]:
+    """Build per-scheme proxy transports with the same TLS policy as the SSRF client."""
     return {
         "http://": httpx.HTTPTransport(
             proxy=dify_config.SSRF_PROXY_HTTP_URL,
+            verify=verify,
         ),
         "https://": httpx.HTTPTransport(
             proxy=dify_config.SSRF_PROXY_HTTPS_URL,
+            verify=verify,
         ),
     }
 
@@ -64,7 +67,7 @@ def _build_ssrf_client(verify: bool) -> httpx.Client:
 
     if dify_config.SSRF_PROXY_HTTP_URL and dify_config.SSRF_PROXY_HTTPS_URL:
         return httpx.Client(
-            mounts=_create_proxy_mounts(),
+            mounts=_create_proxy_mounts(verify=verify),
             verify=verify,
             limits=_SSRF_CLIENT_LIMITS,
         )

api/core/logging/filters.py

@@ -2,6 +2,7 @@
 
 import contextlib
 import logging
+from typing import override
 
 import flask
 
@@ -15,6 +16,7 @@ class TraceContextFilter(logging.Filter):
     Integrates with OpenTelemetry when available, falls back to ContextVar-based trace_id.
     """
 
+    @override
     def filter(self, record: logging.LogRecord) -> bool:
         # Get trace context from OpenTelemetry
         trace_id, span_id = self._get_otel_context()
@@ -54,6 +56,7 @@ class IdentityContextFilter(logging.Filter):
     Extracts tenant_id, user_id, and user_type from Flask-Login current_user.
     """
 
+    @override
     def filter(self, record: logging.LogRecord) -> bool:
         identity = self._extract_identity()
         record.tenant_id = identity.get("tenant_id", "")

api/core/logging/structured_formatter.py

@@ -3,7 +3,7 @@
 import logging
 import traceback
 from datetime import UTC, datetime
-from typing import Any, NotRequired, TypedDict
+from typing import Any, NotRequired, TypedDict, override
 
 import orjson
 
@@ -58,6 +58,7 @@ class StructuredJSONFormatter(logging.Formatter):
         super().__init__()
         self._service_name = service_name or dify_config.APPLICATION_NAME
 
+    @override
     def format(self, record: logging.LogRecord) -> str:
         log_dict = self._build_log_dict(record)
         try:

api/core/mcp/auth_client.py

@@ -7,7 +7,7 @@ authentication failures and retries operations after refreshing tokens.
 
 import logging
 from collections.abc import Callable
-from typing import Any
+from typing import Any, override
 
 from sqlalchemy.orm import Session
 
@@ -159,6 +159,7 @@ class MCPClientWithAuthRetry(MCPClient):
             # Reset retry flag after operation completes
             self._has_retried = False
 
+    @override
     def __enter__(self):
         """Enter the context manager with retry support."""
 
@@ -168,6 +169,7 @@ class MCPClientWithAuthRetry(MCPClient):
 
         return self._execute_with_retry(initialize_with_retry)
 
+    @override
     def list_tools(self) -> list[Tool]:
         """
         List available tools from the MCP server with auth retry.
@@ -180,6 +182,7 @@ class MCPClientWithAuthRetry(MCPClient):
         """
         return self._execute_with_retry(super().list_tools)
 
+    @override
     def invoke_tool(self, tool_name: str, tool_args: dict[str, Any]) -> CallToolResult:
         """
         Invoke a tool on the MCP server with auth retry.

api/core/mcp/session/client_session.py

@@ -1,6 +1,6 @@
 import queue
 from datetime import timedelta
-from typing import Any, Protocol
+from typing import Any, Protocol, override
 
 from pydantic import AnyUrl, TypeAdapter
 
@@ -159,6 +159,7 @@ class ClientSession(
             types.EmptyResult,
         )
 
+    @override
     def send_progress_notification(self, progress_token: str | int, progress: float, total: float | None = None):
         """Send a progress notification."""
         self.send_notification(
@@ -326,6 +327,7 @@ class ClientSession(
             )
         )
 
+    @override
     def _received_request(self, responder: RequestResponder[types.ServerRequest, types.ClientResult]):
         ctx = RequestContext[ClientSession, Any](
             request_id=responder.request_id,
@@ -351,6 +353,7 @@ class ClientSession(
                 with responder:
                     return responder.respond(types.ClientResult(root=types.EmptyResult()))
 
+    @override
     def _handle_incoming(
         self,
         req: RequestResponder[types.ServerRequest, types.ClientResult] | types.ServerNotification | Exception,
@@ -358,6 +361,7 @@ class ClientSession(
         """Handle incoming messages by forwarding to the message handler."""
         self._message_handler(req)
 
+    @override
     def _received_notification(self, notification: types.ServerNotification):
         """Handle notifications from the server."""
         # Process specific notification types

api/core/moderation/api/api.py

@@ -1,4 +1,4 @@
-from typing import Any
+from typing import Any, override
 
 from pydantic import BaseModel, Field
 from sqlalchemy import select
@@ -25,6 +25,7 @@ class ApiModeration(Moderation):
     name: str = "api"
 
     @classmethod
+    @override
     def validate_config(cls, tenant_id: str, config: dict[str, Any]):
         """
         Validate the incoming form config data.
@@ -43,6 +44,7 @@ class ApiModeration(Moderation):
         if not extension:
             raise ValueError("API-based Extension not found. Please check it again.")
 
+    @override
     def moderation_for_inputs(self, inputs: dict[str, Any], query: str = "") -> ModerationInputsResult:
         flagged = False
         preset_response = ""
@@ -59,6 +61,7 @@ class ApiModeration(Moderation):
             flagged=flagged, action=ModerationAction.DIRECT_OUTPUT, preset_response=preset_response
         )
 
+    @override
     def moderation_for_outputs(self, text: str) -> ModerationOutputsResult:
         flagged = False
         preset_response = ""

api/core/moderation/keywords/keywords.py

@@ -1,5 +1,5 @@
 from collections.abc import Sequence
-from typing import Any
+from typing import Any, override
 
 from core.moderation.base import Moderation, ModerationAction, ModerationInputsResult, ModerationOutputsResult
 
@@ -8,6 +8,7 @@ class KeywordsModeration(Moderation):
     name: str = "keywords"
 
     @classmethod
+    @override
     def validate_config(cls, tenant_id: str, config: dict[str, Any]):
         """
         Validate the incoming form config data.
@@ -28,6 +29,7 @@ class KeywordsModeration(Moderation):
         if len(keywords_row_len) > 100:
             raise ValueError("the number of rows for the keywords must be less than 100")
 
+    @override
     def moderation_for_inputs(self, inputs: dict[str, Any], query: str = "") -> ModerationInputsResult:
         flagged = False
         preset_response = ""
@@ -49,6 +51,7 @@ class KeywordsModeration(Moderation):
             flagged=flagged, action=ModerationAction.DIRECT_OUTPUT, preset_response=preset_response
         )
 
+    @override
     def moderation_for_outputs(self, text: str) -> ModerationOutputsResult:
         flagged = False
         preset_response = ""

api/core/moderation/openai_moderation/openai_moderation.py

@@ -1,4 +1,4 @@
-from typing import Any
+from typing import Any, override
 
 from core.model_manager import ModelManager
 from core.moderation.base import Moderation, ModerationAction, ModerationInputsResult, ModerationOutputsResult
@@ -9,6 +9,7 @@ class OpenAIModeration(Moderation):
     name: str = "openai_moderation"
 
     @classmethod
+    @override
     def validate_config(cls, tenant_id: str, config: dict[str, Any]):
         """
         Validate the incoming form config data.
@@ -19,6 +20,7 @@ class OpenAIModeration(Moderation):
         """
         cls._validate_inputs_and_outputs_config(config, True)
 
+    @override
     def moderation_for_inputs(self, inputs: dict[str, Any], query: str = "") -> ModerationInputsResult:
         flagged = False
         preset_response = ""
@@ -36,6 +38,7 @@ class OpenAIModeration(Moderation):
             flagged=flagged, action=ModerationAction.DIRECT_OUTPUT, preset_response=preset_response
         )
 
+    @override
     def moderation_for_outputs(self, text: str) -> ModerationOutputsResult:
         flagged = False
         preset_response = ""

api/core/plugin/impl/exc.py

@@ -1,4 +1,5 @@
 from collections.abc import Mapping
+from typing import override
 
 from pydantic import TypeAdapter
 
@@ -11,6 +12,7 @@ class PluginDaemonError(Exception):
     def __init__(self, description: str):
         self.description = description
 
+    @override
     def __str__(self) -> str:
         # returns the class name and description
         return f"req_id: {get_request_id()} {self.__class__.__name__}: {self.description}"

api/core/plugin/impl/model_runtime.py

@@ -3,8 +3,7 @@ from __future__ import annotations
 import hashlib
 import logging
 from collections.abc import Generator, Iterable, Sequence
-from threading import Lock
-from typing import IO, Any, Literal, cast, overload
+from typing import IO, Any, Literal, cast, overload, override
 
 from pydantic import ValidationError
 from redis import RedisError
@@ -13,9 +12,9 @@ from configs import dify_config
 from core.llm_generator.output_parser.structured_output import (
     invoke_llm_with_structured_output as invoke_llm_with_structured_output_helper,
 )
-from core.plugin.entities.plugin_daemon import PluginModelProviderEntity
 from core.plugin.impl.asset import PluginAssetManager
 from core.plugin.impl.model import PluginModelClient
+from core.plugin.plugin_service import PluginService
 from extensions.ext_redis import redis_client
 from graphon.model_runtime.entities.llm_entities import (
     LLMResult,
@@ -101,35 +100,38 @@ class _PluginStructuredOutputModelInstance:
 
 
 class PluginModelRuntime(ModelRuntime):
-    """Plugin-backed runtime adapter bound to tenant context and optional caller scope."""
+    """Plugin-backed runtime adapter bound to tenant context and optional caller scope.
+
+    Provider discovery goes through ``PluginService`` so the plugin lifecycle
+    methods and provider reads share one tenant-scoped cache owner.
+    """
 
     tenant_id: str
     user_id: str | None
     client: PluginModelClient
-    _provider_entities: tuple[ProviderEntity, ...] | None
-    _provider_entities_lock: Lock
+    _plugin_service: type[PluginService]
 
-    def __init__(self, tenant_id: str, user_id: str | None, client: PluginModelClient) -> None:
+    def __init__(
+        self,
+        tenant_id: str,
+        user_id: str | None,
+        client: PluginModelClient,
+        plugin_service: type[PluginService],
+    ) -> None:
         if client is None:
             raise ValueError("client is required.")
+        if plugin_service is None:
+            raise ValueError("plugin_service is required.")
         self.tenant_id = tenant_id
         self.user_id = user_id
         self.client = client
-        self._provider_entities = None
-        self._provider_entities_lock = Lock()
+        self._plugin_service = plugin_service
 
+    @override
     def fetch_model_providers(self) -> Sequence[ProviderEntity]:
-        if self._provider_entities is not None:
-            return self._provider_entities
-
-        with self._provider_entities_lock:
-            if self._provider_entities is None:
-                self._provider_entities = tuple(
-                    self._to_provider_entity(provider) for provider in self.client.fetch_model_providers(self.tenant_id)
-                )
-
-        return self._provider_entities
+        return self._plugin_service.fetch_plugin_model_providers(tenant_id=self.tenant_id, client=self.client)
 
+    @override
     def get_provider_icon(self, *, provider: str, icon_type: str, lang: str) -> tuple[bytes, str]:
         provider_schema = self._get_provider_schema(provider)
 
@@ -172,6 +174,7 @@ class PluginModelRuntime(ModelRuntime):
         mime_type = image_mime_types.get(extension, "image/png")
         return PluginAssetManager().fetch_asset(tenant_id=self.tenant_id, id=file_name), mime_type
 
+    @override
     def validate_provider_credentials(self, *, provider: str, credentials: dict[str, Any]) -> None:
         plugin_id, provider_name = self._split_provider(provider)
         self.client.validate_provider_credentials(
@@ -182,6 +185,7 @@ class PluginModelRuntime(ModelRuntime):
             credentials=credentials,
         )
 
+    @override
     def validate_model_credentials(
         self,
         *,
@@ -201,6 +205,7 @@ class PluginModelRuntime(ModelRuntime):
             credentials=credentials,
         )
 
+    @override
     def get_model_schema(
         self,
         *,
@@ -294,6 +299,7 @@ class PluginModelRuntime(ModelRuntime):
         stream: Literal[True],
     ) -> Generator[LLMResultChunk, None, None]: ...
 
+    @override
     def invoke_llm(
         self,
         *,
@@ -357,6 +363,7 @@ class PluginModelRuntime(ModelRuntime):
         stream: Literal[True],
     ) -> Generator[LLMResultChunkWithStructuredOutput, None, None]: ...
 
+    @override
     def invoke_llm_with_structured_output(
         self,
         *,
@@ -396,6 +403,7 @@ class PluginModelRuntime(ModelRuntime):
             stream=stream,
         )
 
+    @override
     def get_llm_num_tokens(
         self,
         *,
@@ -422,6 +430,7 @@ class PluginModelRuntime(ModelRuntime):
             tools=list(tools) if tools else None,
         )
 
+    @override
     def invoke_text_embedding(
         self,
         *,
@@ -443,6 +452,7 @@ class PluginModelRuntime(ModelRuntime):
             input_type=input_type,
         )
 
+    @override
     def invoke_multimodal_embedding(
         self,
         *,
@@ -464,6 +474,7 @@ class PluginModelRuntime(ModelRuntime):
             input_type=input_type,
         )
 
+    @override
     def get_text_embedding_num_tokens(
         self,
         *,
@@ -483,6 +494,7 @@ class PluginModelRuntime(ModelRuntime):
             texts=texts,
         )
 
+    @override
     def invoke_rerank(
         self,
         *,
@@ -508,6 +520,7 @@ class PluginModelRuntime(ModelRuntime):
             top_n=top_n,
         )
 
+    @override
     def invoke_multimodal_rerank(
         self,
         *,
@@ -533,6 +546,7 @@ class PluginModelRuntime(ModelRuntime):
             top_n=top_n,
         )
 
+    @override
     def invoke_tts(
         self,
         *,
@@ -554,6 +568,7 @@ class PluginModelRuntime(ModelRuntime):
             voice=voice,
         )
 
+    @override
     def get_tts_model_voices(
         self,
         *,
@@ -573,6 +588,7 @@ class PluginModelRuntime(ModelRuntime):
             language=language,
         )
 
+    @override
     def invoke_speech_to_text(
         self,
         *,
@@ -592,6 +608,7 @@ class PluginModelRuntime(ModelRuntime):
             file=file,
         )
 
+    @override
     def invoke_moderation(
         self,
         *,
@@ -611,34 +628,6 @@ class PluginModelRuntime(ModelRuntime):
             text=text,
         )
 
-    def _get_provider_short_name_alias(self, provider: PluginModelProviderEntity) -> str:
-        """
-        Expose a bare provider alias only for the canonical provider mapping.
-
-        Multiple plugins can publish the same short provider slug. If every
-        provider entity keeps that slug in ``provider_name``, callers that still
-        resolve by short name become order-dependent. Restrict the alias to the
-        provider selected by ``ModelProviderID`` so legacy short-name lookups
-        remain deterministic while the runtime surface stays canonical.
-        """
-        try:
-            canonical_provider_id = ModelProviderID(provider.provider)
-        except ValueError:
-            return ""
-
-        if canonical_provider_id.plugin_id != provider.plugin_id:
-            return ""
-        if canonical_provider_id.provider_name != provider.provider:
-            return ""
-
-        return provider.provider
-
-    def _to_provider_entity(self, provider: PluginModelProviderEntity) -> ProviderEntity:
-        declaration = provider.declaration.model_copy(deep=True)
-        declaration.provider = f"{provider.plugin_id}/{provider.provider}"
-        declaration.provider_name = self._get_provider_short_name_alias(provider)
-        return declaration
-
     def _get_provider_schema(self, provider: str) -> ProviderEntity:
         providers = self.fetch_model_providers()
         provider_entity = next((item for item in providers if item.provider == provider), None)

api/core/plugin/impl/model_runtime_factory.py

@@ -3,6 +3,7 @@ from __future__ import annotations
 from typing import TYPE_CHECKING
 
 from core.plugin.impl.model import PluginModelClient
+from core.plugin.plugin_service import PluginService
 from graphon.model_runtime.entities.model_entities import ModelType
 from graphon.model_runtime.entities.provider_entities import ProviderEntity
 from graphon.model_runtime.model_providers.base.ai_model import AIModel
@@ -117,6 +118,7 @@ def create_plugin_model_runtime(*, tenant_id: str, user_id: str | None = None) -
         tenant_id=tenant_id,
         user_id=user_id,
         client=PluginModelClient(),
+        plugin_service=PluginService,
     )
 
 

api/core/plugin/plugin_service.py

@@ -1,8 +1,17 @@
+"""Core plugin service and tenant-scoped plugin metadata cache ownership.
+
+This module owns plugin daemon management calls that are shared by API services
+and core runtimes. Plugin model provider discovery is cached here, alongside
+plugin install, uninstall, and upgrade invalidation, so all cache mutations for
+plugin-owned provider metadata stay tenant-scoped and in one place.
+"""
+
 import logging
 from collections.abc import Mapping, Sequence
 from mimetypes import guess_type
 
-from pydantic import BaseModel
+from pydantic import BaseModel, TypeAdapter, ValidationError
+from redis import RedisError
 from sqlalchemy import delete, select, update
 from sqlalchemy.orm import Session
 from yarl import URL
@@ -22,16 +31,20 @@ from core.plugin.entities.plugin import (
 from core.plugin.entities.plugin_daemon import (
     PluginDecodeResponse,
     PluginInstallTask,
+    PluginInstallTaskStatus,
     PluginListResponse,
+    PluginModelProviderEntity,
     PluginVerification,
 )
 from core.plugin.impl.asset import PluginAssetManager
 from core.plugin.impl.debugging import PluginDebuggingClient
+from core.plugin.impl.model import PluginModelClient
 from core.plugin.impl.plugin import PluginInstaller
 from extensions.ext_database import db
 from extensions.ext_redis import redis_client
+from graphon.model_runtime.entities.provider_entities import ProviderEntity
 from models.provider import Provider, ProviderCredential, TenantPreferredModelProvider
-from models.provider_ids import GenericProviderID
+from models.provider_ids import GenericProviderID, ModelProviderID
 from services.enterprise.plugin_manager_service import (
     PluginManagerService,
     PreUninstallPluginRequest,
@@ -40,6 +53,7 @@ from services.errors.plugin import PluginInstallationForbiddenError
 from services.feature_service import FeatureService, PluginInstallationScope
 
 logger = logging.getLogger(__name__)
+_provider_entities_adapter: TypeAdapter[list[ProviderEntity]] = TypeAdapter(list[ProviderEntity])
 
 
 class PluginService:
@@ -53,6 +67,102 @@ class PluginService:
 
     REDIS_KEY_PREFIX = "plugin_service:latest_plugin:"
     REDIS_TTL = 60 * 5  # 5 minutes
+    PLUGIN_MODEL_PROVIDERS_REDIS_KEY_PREFIX = "plugin_model_providers:tenant_id:"
+    PLUGIN_INSTALL_TASK_TERMINAL_STATUSES = (PluginInstallTaskStatus.Success, PluginInstallTaskStatus.Failed)
+
+    @classmethod
+    def _get_plugin_model_providers_cache_key(cls, tenant_id: str) -> str:
+        return f"{cls.PLUGIN_MODEL_PROVIDERS_REDIS_KEY_PREFIX}{tenant_id}"
+
+    @staticmethod
+    def _get_provider_short_name_alias(provider: PluginModelProviderEntity) -> str:
+        """
+        Expose a bare provider alias only for the canonical provider mapping.
+
+        Multiple plugins can publish the same short provider slug. If every
+        provider entity keeps that slug in ``provider_name``, callers that still
+        resolve by short name become order-dependent. Restrict the alias to the
+        provider selected by ``ModelProviderID`` so legacy short-name lookups
+        remain deterministic while the runtime surface stays canonical.
+        """
+        try:
+            canonical_provider_id = ModelProviderID(provider.provider)
+        except ValueError:
+            return ""
+
+        if canonical_provider_id.plugin_id != provider.plugin_id:
+            return ""
+        if canonical_provider_id.provider_name != provider.provider:
+            return ""
+
+        return provider.provider
+
+    @classmethod
+    def _to_provider_entity(cls, provider: PluginModelProviderEntity) -> ProviderEntity:
+        declaration = provider.declaration.model_copy(deep=True)
+        declaration.provider = f"{provider.plugin_id}/{provider.provider}"
+        declaration.provider_name = cls._get_provider_short_name_alias(provider)
+        return declaration
+
+    @classmethod
+    def _load_cached_plugin_model_providers(cls, tenant_id: str) -> tuple[ProviderEntity, ...] | None:
+        cache_key = cls._get_plugin_model_providers_cache_key(tenant_id)
+        try:
+            cached_providers = redis_client.get(cache_key)
+        except (RedisError, RuntimeError):
+            logger.warning("Failed to read cached plugin model providers for tenant %s.", tenant_id, exc_info=True)
+            return None
+
+        if not cached_providers:
+            return None
+
+        try:
+            return tuple(_provider_entities_adapter.validate_json(cached_providers))
+        except (TypeError, ValueError, ValidationError):
+            logger.warning(
+                "Invalid cached plugin model providers for tenant %s; deleting cache.", tenant_id, exc_info=True
+            )
+            cls.invalidate_plugin_model_providers_cache(tenant_id)
+            return None
+
+    @classmethod
+    def _store_cached_plugin_model_providers(cls, tenant_id: str, providers: Sequence[ProviderEntity]) -> None:
+        cache_key = cls._get_plugin_model_providers_cache_key(tenant_id)
+        try:
+            payload = _provider_entities_adapter.dump_json(list(providers)).decode("utf-8")
+            redis_client.setex(cache_key, dify_config.PLUGIN_MODEL_PROVIDERS_CACHE_TTL, payload)
+        except (RedisError, RuntimeError):
+            logger.warning("Failed to cache plugin model providers for tenant %s.", tenant_id, exc_info=True)
+
+    @classmethod
+    def invalidate_plugin_model_providers_cache(cls, tenant_id: str) -> None:
+        """Delete the tenant-scoped plugin model provider list cache."""
+        try:
+            redis_client.delete(cls._get_plugin_model_providers_cache_key(tenant_id))
+        except (RedisError, RuntimeError):
+            logger.warning("Failed to invalidate plugin model providers cache for tenant %s.", tenant_id, exc_info=True)
+
+    @classmethod
+    def fetch_plugin_model_providers(
+        cls, *, tenant_id: str, client: PluginModelClient | None = None
+    ) -> Sequence[ProviderEntity]:
+        """
+        Fetch plugin model providers through the tenant-scoped plugin cache.
+
+        Plugin daemon provider discovery and plugin lifecycle cache invalidation
+        are intentionally owned by this service so tenant isolation and cache
+        expiry are handled in one place.
+        """
+        cached_providers = cls._load_cached_plugin_model_providers(tenant_id)
+        if cached_providers is not None:
+            return cached_providers
+
+        model_client = client or PluginModelClient()
+        providers = tuple(
+            cls._to_provider_entity(provider) for provider in model_client.fetch_model_providers(tenant_id)
+        )
+        cls._store_cached_plugin_model_providers(tenant_id, providers)
+        return providers
 
     @staticmethod
     def fetch_latest_plugin_version(plugin_ids: Sequence[str]) -> Mapping[str, LatestPluginCache | None]:
@@ -248,12 +358,18 @@ class PluginService:
         Fetch plugin installation tasks
         """
         manager = PluginInstaller()
-        return manager.fetch_plugin_installation_tasks(tenant_id, page, page_size)
+        tasks = manager.fetch_plugin_installation_tasks(tenant_id, page, page_size)
+        if any(task.status in PluginService.PLUGIN_INSTALL_TASK_TERMINAL_STATUSES for task in tasks):
+            PluginService.invalidate_plugin_model_providers_cache(tenant_id)
+        return tasks
 
     @staticmethod
     def fetch_install_task(tenant_id: str, task_id: str) -> PluginInstallTask:
         manager = PluginInstaller()
-        return manager.fetch_plugin_installation_task(tenant_id, task_id)
+        task = manager.fetch_plugin_installation_task(tenant_id, task_id)
+        if task.status in PluginService.PLUGIN_INSTALL_TASK_TERMINAL_STATUSES:
+            PluginService.invalidate_plugin_model_providers_cache(tenant_id)
+        return task
 
     @staticmethod
     def delete_install_task(tenant_id: str, task_id: str) -> bool:
@@ -315,7 +431,7 @@ class PluginService:
             # check if the plugin is available to install
             PluginService._check_plugin_installation_scope(response.verification)
 
-        return manager.upgrade_plugin(
+        result = manager.upgrade_plugin(
             tenant_id,
             original_plugin_unique_identifier,
             new_plugin_unique_identifier,
@@ -324,6 +440,8 @@ class PluginService:
                 "plugin_unique_identifier": new_plugin_unique_identifier,
             },
         )
+        PluginService.invalidate_plugin_model_providers_cache(tenant_id)
+        return result
 
     @staticmethod
     def upgrade_plugin_with_github(
@@ -339,7 +457,7 @@ class PluginService:
         """
         PluginService._check_marketplace_only_permission()
         manager = PluginInstaller()
-        return manager.upgrade_plugin(
+        result = manager.upgrade_plugin(
             tenant_id,
             original_plugin_unique_identifier,
             new_plugin_unique_identifier,
@@ -350,6 +468,8 @@ class PluginService:
                 "package": package,
             },
         )
+        PluginService.invalidate_plugin_model_providers_cache(tenant_id)
+        return result
 
     @staticmethod
     def upload_pkg(tenant_id: str, pkg: bytes, verify_signature: bool = False) -> PluginDecodeResponse:
@@ -415,12 +535,14 @@ class PluginService:
             resp = manager.decode_plugin_from_identifier(tenant_id, plugin_unique_identifier)
             PluginService._check_plugin_installation_scope(resp.verification)
 
-        return manager.install_from_identifiers(
+        result = manager.install_from_identifiers(
             tenant_id,
             plugin_unique_identifiers,
             PluginInstallationSource.Package,
             [{}],
         )
+        PluginService.invalidate_plugin_model_providers_cache(tenant_id)
+        return result
 
     @staticmethod
     def install_from_github(tenant_id: str, plugin_unique_identifier: str, repo: str, version: str, package: str):
@@ -434,7 +556,7 @@ class PluginService:
         plugin_decode_response = manager.decode_plugin_from_identifier(tenant_id, plugin_unique_identifier)
         PluginService._check_plugin_installation_scope(plugin_decode_response.verification)
 
-        return manager.install_from_identifiers(
+        result = manager.install_from_identifiers(
             tenant_id,
             [plugin_unique_identifier],
             PluginInstallationSource.Github,
@@ -446,6 +568,8 @@ class PluginService:
                 }
             ],
         )
+        PluginService.invalidate_plugin_model_providers_cache(tenant_id)
+        return result
 
     @staticmethod
     def fetch_marketplace_pkg(tenant_id: str, plugin_unique_identifier: str) -> PluginDeclaration:
@@ -513,12 +637,14 @@ class PluginService:
                 actual_plugin_unique_identifiers.append(response.unique_identifier)
                 metas.append({"plugin_unique_identifier": response.unique_identifier})
 
-        return manager.install_from_identifiers(
+        result = manager.install_from_identifiers(
             tenant_id,
             actual_plugin_unique_identifiers,
             PluginInstallationSource.Marketplace,
             metas,
         )
+        PluginService.invalidate_plugin_model_providers_cache(tenant_id)
+        return result
 
     @staticmethod
     def uninstall(tenant_id: str, plugin_installation_id: str) -> bool:
@@ -529,7 +655,10 @@ class PluginService:
         plugin = next((p for p in plugins if p.installation_id == plugin_installation_id), None)
 
         if not plugin:
-            return manager.uninstall(tenant_id, plugin_installation_id)
+            result = manager.uninstall(tenant_id, plugin_installation_id)
+            if result:
+                PluginService.invalidate_plugin_model_providers_cache(tenant_id)
+            return result
 
         if dify_config.ENTERPRISE_ENABLED:
             PluginManagerService.try_pre_uninstall_plugin(
@@ -559,37 +688,39 @@ class PluginService:
 
             if not credential_ids:
                 logger.info("No credentials found for plugin: %s", plugin_id)
-                return manager.uninstall(tenant_id, plugin_installation_id)
+            else:
+                provider_ids = session.scalars(
+                    select(Provider.id).where(
+                        Provider.tenant_id == tenant_id,
+                        Provider.provider_name.like(f"{plugin_id}/%"),
+                        Provider.credential_id.in_(credential_ids),
+                    )
+                ).all()
 
-            provider_ids = session.scalars(
-                select(Provider.id).where(
-                    Provider.tenant_id == tenant_id,
-                    Provider.provider_name.like(f"{plugin_id}/%"),
-                    Provider.credential_id.in_(credential_ids),
+                session.execute(update(Provider).where(Provider.id.in_(provider_ids)).values(credential_id=None))
+
+                for provider_id in provider_ids:
+                    ProviderCredentialsCache(
+                        tenant_id=tenant_id,
+                        identity_id=provider_id,
+                        cache_type=ProviderCredentialsCacheType.PROVIDER,
+                    ).delete()
+
+                session.execute(
+                    delete(ProviderCredential).where(
+                        ProviderCredential.id.in_(credential_ids),
+                    )
                 )
-            ).all()
 
-            session.execute(update(Provider).where(Provider.id.in_(provider_ids)).values(credential_id=None))
-
-            for provider_id in provider_ids:
-                ProviderCredentialsCache(
-                    tenant_id=tenant_id,
-                    identity_id=provider_id,
-                    cache_type=ProviderCredentialsCacheType.PROVIDER,
-                ).delete()
-
-            session.execute(
-                delete(ProviderCredential).where(
-                    ProviderCredential.id.in_(credential_ids),
+                logger.info(
+                    "Completed deleting credentials and cleaning provider associations for plugin: %s",
+                    plugin_id,
                 )
-            )
 
-            logger.info(
-                "Completed deleting credentials and cleaning provider associations for plugin: %s",
-                plugin_id,
-            )
-
-        return manager.uninstall(tenant_id, plugin_installation_id)
+        result = manager.uninstall(tenant_id, plugin_installation_id)
+        if result:
+            PluginService.invalidate_plugin_model_providers_cache(tenant_id)
+        return result
 
     @staticmethod
     def check_tools_existence(tenant_id: str, provider_ids: Sequence[GenericProviderID]) -> Sequence[bool]:

api/core/provider_manager.py

@@ -795,7 +795,7 @@ class ProviderManager:
         return [
             {
                 "model": model_key[0],
-                "model_type": ModelType.value_of(model_key[1]),
+                "model_type": ModelType(model_key[1]),
                 "available_model_credentials": [
                     CredentialConfiguration(credential_id=cred.id, credential_name=cred.credential_name)
                     for cred in creds

api/core/rag/datasource/keyword/jieba/jieba.py

@@ -1,5 +1,5 @@
 from collections import defaultdict
-from typing import Any, TypedDict
+from typing import Any, TypedDict, override
 
 import orjson
 from pydantic import BaseModel
@@ -29,6 +29,7 @@ class Jieba(BaseKeyword):
         super().__init__(dataset)
         self._config = KeywordTableConfig()
 
+    @override
     def create(self, texts: list[Document], **kwargs) -> BaseKeyword:
         lock_name = f"keyword_indexing_lock_{self.dataset.id}"
         with redis_client.lock(lock_name, timeout=600):
@@ -48,6 +49,7 @@ class Jieba(BaseKeyword):
 
             return self
 
+    @override
     def add_texts(self, texts: list[Document], **kwargs):
         lock_name = f"keyword_indexing_lock_{self.dataset.id}"
         with redis_client.lock(lock_name, timeout=600):
@@ -72,12 +74,14 @@ class Jieba(BaseKeyword):
 
             self._save_dataset_keyword_table(keyword_table)
 
+    @override
     def text_exists(self, id: str) -> bool:
         keyword_table = self._get_dataset_keyword_table()
         if keyword_table is None:
             return False
         return id in set.union(*keyword_table.values())
 
+    @override
     def delete_by_ids(self, ids: list[str]):
         lock_name = f"keyword_indexing_lock_{self.dataset.id}"
         with redis_client.lock(lock_name, timeout=600):
@@ -87,6 +91,7 @@ class Jieba(BaseKeyword):
 
             self._save_dataset_keyword_table(keyword_table)
 
+    @override
     def search(self, query: str, **kwargs: Any) -> list[Document]:
         keyword_table = self._get_dataset_keyword_table()
 
@@ -122,6 +127,7 @@ class Jieba(BaseKeyword):
 
         return documents
 
+    @override
     def delete(self):
         lock_name = f"keyword_indexing_lock_{self.dataset.id}"
         with redis_client.lock(lock_name, timeout=600):

api/core/rag/datasource/vdb/vector_factory.py

@@ -2,7 +2,7 @@ import base64
 import logging
 import time
 from abc import ABC, abstractmethod
-from typing import Any
+from typing import Any, override
 
 from sqlalchemy import select
 
@@ -72,21 +72,27 @@ class _LazyEmbeddings(Embeddings):
             self._real = CacheEmbedding(embedding_model)
         return self._real
 
+    @override
     def embed_documents(self, texts: list[str]) -> list[list[float]]:
         return self._ensure().embed_documents(texts)
 
+    @override
     def embed_multimodal_documents(self, multimodel_documents: list[dict[str, Any]]) -> list[list[float]]:
         return self._ensure().embed_multimodal_documents(multimodel_documents)
 
+    @override
     def embed_query(self, text: str) -> list[float]:
         return self._ensure().embed_query(text)
 
+    @override
     def embed_multimodal_query(self, multimodel_document: dict[str, Any]) -> list[float]:
         return self._ensure().embed_multimodal_query(multimodel_document)
 
+    @override
     async def aembed_documents(self, texts: list[str]) -> list[list[float]]:
         return await self._ensure().aembed_documents(texts)
 
+    @override
     async def aembed_query(self, text: str) -> list[float]:
         return await self._ensure().aembed_query(text)
 

api/core/trigger/provider.py

@@ -16,6 +16,7 @@ from core.plugin.entities.request import (
     TriggerSubscriptionResponse,
 )
 from core.plugin.impl.trigger import PluginTriggerClient
+from core.plugin.plugin_service import PluginService
 from core.trigger.entities.api_entities import EventApiEntity, TriggerProviderApiEntity
 from core.trigger.entities.entities import (
     EventEntity,
@@ -30,7 +31,6 @@ from core.trigger.entities.entities import (
 )
 from core.trigger.errors import TriggerProviderCredentialValidationError
 from models.provider_ids import TriggerProviderID
-from services.plugin.plugin_service import PluginService
 
 logger = logging.getLogger(__name__)
 

api/core/workflow/node_factory.py

@@ -37,6 +37,10 @@ from core.workflow.nodes.agent.plugin_strategy_adapter import (
     PluginAgentStrategyResolver,
 )
 from core.workflow.nodes.agent.runtime_support import AgentRuntimeSupport
+from core.workflow.nodes.agent_v2 import DifyAgentNode
+from core.workflow.nodes.agent_v2.binding_resolver import WorkflowAgentBindingResolver
+from core.workflow.nodes.agent_v2.output_adapter import WorkflowAgentOutputAdapter
+from core.workflow.nodes.agent_v2.runtime_request_builder import WorkflowAgentRuntimeRequestBuilder
 from core.workflow.system_variables import SystemVariableKey, get_system_text, system_variable_selector
 from core.workflow.template_rendering import CodeExecutorJinja2TemplateRenderer
 from graphon.entities.base_node_data import BaseNodeData
@@ -438,12 +442,7 @@ class DifyNodeFactory(NodeFactory):
                 "tool_file_manager": self._bound_tool_file_manager_factory(),
                 "runtime": self._tool_runtime,
             },
-            BuiltinNodeTypes.AGENT: lambda: {
-                "strategy_resolver": self._agent_strategy_resolver,
-                "presentation_provider": self._agent_strategy_presentation_provider,
-                "runtime_support": self._agent_runtime_support,
-                "message_transformer": self._agent_message_transformer,
-            },
+            BuiltinNodeTypes.AGENT: lambda: self._build_agent_node_init_kwargs(node_class=node_class),
         }
         node_init_kwargs = node_init_kwargs_factories.get(node_type, lambda: {})()
         constructor_node_data = resolved_node_data.model_dump(mode="python", by_alias=True)
@@ -469,6 +468,32 @@ class DifyNodeFactory(NodeFactory):
     def _resolve_node_class(*, node_type: NodeType, node_version: str) -> type[Node]:
         return resolve_workflow_node_class(node_type=node_type, node_version=node_version)
 
+    def _build_agent_node_init_kwargs(self, *, node_class: type[Node]) -> dict[str, object]:
+        if issubclass(node_class, DifyAgentNode):
+            from clients.agent_backend import AgentBackendRunEventAdapter, AgentBackendRunRequestBuilder
+            from clients.agent_backend.factory import create_agent_backend_run_client
+
+            return {
+                "binding_resolver": WorkflowAgentBindingResolver(),
+                "runtime_request_builder": WorkflowAgentRuntimeRequestBuilder(
+                    credentials_provider=self._llm_credentials_provider,
+                    request_builder=AgentBackendRunRequestBuilder(),
+                ),
+                "agent_backend_client": create_agent_backend_run_client(
+                    base_url=dify_config.AGENT_BACKEND_BASE_URL,
+                    use_fake=dify_config.AGENT_BACKEND_USE_FAKE,
+                    fake_scenario=dify_config.AGENT_BACKEND_FAKE_SCENARIO,
+                ),
+                "event_adapter": AgentBackendRunEventAdapter(),
+                "output_adapter": WorkflowAgentOutputAdapter(),
+            }
+        return {
+            "strategy_resolver": self._agent_strategy_resolver,
+            "presentation_provider": self._agent_strategy_presentation_provider,
+            "runtime_support": self._agent_runtime_support,
+            "message_transformer": self._agent_message_transformer,
+        }
+
     def _build_llm_compatible_node_init_kwargs(
         self,
         *,

api/core/workflow/nodes/agent_v2/__init__.py

@@ -0,0 +1,4 @@
+from .agent_node import DifyAgentNode
+from .entities import DifyAgentNodeData
+
+__all__ = ["DifyAgentNode", "DifyAgentNodeData"]

api/core/workflow/nodes/agent_v2/agent_node.py

@@ -0,0 +1,281 @@
+from __future__ import annotations
+
+from collections.abc import Generator, Mapping, Sequence
+from typing import TYPE_CHECKING, Any
+
+from clients.agent_backend import (
+    AgentBackendError,
+    AgentBackendHTTPError,
+    AgentBackendInternalEventType,
+    AgentBackendRunClient,
+    AgentBackendRunEventAdapter,
+    AgentBackendRunFailedInternalEvent,
+    AgentBackendRunSucceededInternalEvent,
+    AgentBackendStreamError,
+    AgentBackendStreamInternalEvent,
+    AgentBackendTransportError,
+    AgentBackendValidationError,
+)
+from core.app.entities.app_invoke_entities import DIFY_RUN_CONTEXT_KEY, DifyRunContext
+from core.workflow.system_variables import SystemVariableKey, get_system_text
+from graphon.enums import BuiltinNodeTypes, WorkflowNodeExecutionMetadataKey, WorkflowNodeExecutionStatus
+from graphon.node_events import NodeEventBase, NodeRunResult, StreamCompletedEvent
+from graphon.nodes.base.node import Node
+
+from .binding_resolver import WorkflowAgentBindingError, WorkflowAgentBindingResolver
+from .entities import DifyAgentNodeData
+from .output_adapter import WorkflowAgentOutputAdapter
+from .runtime_request_builder import (
+    WorkflowAgentRuntimeBuildContext,
+    WorkflowAgentRuntimeRequestBuilder,
+    WorkflowAgentRuntimeRequestBuildError,
+)
+
+if TYPE_CHECKING:
+    from graphon.entities import GraphInitParams
+    from graphon.runtime import GraphRuntimeState
+
+
+class DifyAgentNode(Node[DifyAgentNodeData]):
+    node_type = BuiltinNodeTypes.AGENT
+
+    def __init__(
+        self,
+        node_id: str,
+        data: DifyAgentNodeData,
+        *,
+        graph_init_params: GraphInitParams,
+        graph_runtime_state: GraphRuntimeState,
+        binding_resolver: WorkflowAgentBindingResolver,
+        runtime_request_builder: WorkflowAgentRuntimeRequestBuilder,
+        agent_backend_client: AgentBackendRunClient,
+        event_adapter: AgentBackendRunEventAdapter,
+        output_adapter: WorkflowAgentOutputAdapter,
+    ) -> None:
+        super().__init__(
+            node_id=node_id,
+            data=data,
+            graph_init_params=graph_init_params,
+            graph_runtime_state=graph_runtime_state,
+        )
+        self._binding_resolver = binding_resolver
+        self._runtime_request_builder = runtime_request_builder
+        self._agent_backend_client = agent_backend_client
+        self._event_adapter = event_adapter
+        self._output_adapter = output_adapter
+
+    @classmethod
+    def version(cls) -> str:
+        return "2"
+
+    def populate_start_event(self, event) -> None:
+        event.extras["agent_node"] = {"version": "2", "agent_node_kind": self.node_data.agent_node_kind}
+
+    def _run(self) -> Generator[NodeEventBase, None, None]:
+        dify_ctx = DifyRunContext.model_validate(self.require_run_context_value(DIFY_RUN_CONTEXT_KEY))
+        workflow_id = self.graph_init_params.workflow_id
+        workflow_run_id = get_system_text(
+            self.graph_runtime_state.variable_pool,
+            SystemVariableKey.WORKFLOW_EXECUTION_ID,
+        )
+        inputs: dict[str, Any] = {}
+        process_data: dict[str, Any] = {}
+        metadata: dict[str, Any] = {
+            "agent_backend": {
+                "status": "not_started",
+            }
+        }
+
+        try:
+            bundle = self._binding_resolver.resolve(
+                tenant_id=dify_ctx.tenant_id,
+                app_id=dify_ctx.app_id,
+                workflow_id=workflow_id,
+                node_id=self._node_id,
+            )
+            runtime_request = self._runtime_request_builder.build(
+                WorkflowAgentRuntimeBuildContext(
+                    dify_context=dify_ctx,
+                    workflow_id=workflow_id,
+                    workflow_run_id=workflow_run_id,
+                    node_id=self._node_id,
+                    node_execution_id=self.id,
+                    variable_pool=self.graph_runtime_state.variable_pool,
+                    binding=bundle.binding,
+                    agent=bundle.agent,
+                    snapshot=bundle.snapshot,
+                )
+            )
+            inputs = {"agent_backend_request": runtime_request.redacted_request}
+            metadata = dict(runtime_request.metadata)
+            process_data = {
+                "agent_id": bundle.agent.id,
+                "agent_config_snapshot_id": bundle.snapshot.id,
+                "binding_id": bundle.binding.id,
+            }
+            create_response = self._agent_backend_client.create_run(runtime_request.request)
+            metadata["agent_backend"] = {
+                **dict(metadata.get("agent_backend") or {}),
+                "run_id": create_response.run_id,
+                "status": create_response.status,
+            }
+        except WorkflowAgentBindingError as error:
+            yield self._failure_event(
+                inputs=inputs,
+                process_data=process_data,
+                metadata=metadata,
+                error=str(error),
+                error_type=error.error_code,
+            )
+            return
+        except WorkflowAgentRuntimeRequestBuildError as error:
+            yield self._failure_event(
+                inputs=inputs,
+                process_data=process_data,
+                metadata=metadata,
+                error=str(error),
+                error_type=error.error_code,
+            )
+            return
+        except AgentBackendError as error:
+            yield self._failure_event(
+                inputs=inputs,
+                process_data=process_data,
+                metadata=metadata,
+                error=str(error),
+                error_type=self._agent_backend_error_type(error),
+            )
+            return
+        except Exception as error:
+            yield self._failure_event(
+                inputs=inputs,
+                process_data=process_data,
+                metadata=metadata,
+                error=str(error),
+                error_type="agent_workflow_node_runtime_error",
+            )
+            return
+
+        stream_event_count = 0
+        try:
+            for public_event in self._agent_backend_client.stream_events(create_response.run_id):
+                stream_event_count += 1
+                for internal_event in self._event_adapter.adapt(public_event):
+                    if internal_event.type == AgentBackendInternalEventType.RUN_STARTED:
+                        continue
+                    if internal_event.type == AgentBackendInternalEventType.STREAM_EVENT:
+                        if isinstance(internal_event, AgentBackendStreamInternalEvent):
+                            self._record_stream_metadata(metadata, internal_event)
+                        continue
+                    metadata["agent_backend"] = {
+                        **dict(metadata.get("agent_backend") or {}),
+                        "stream_event_count": stream_event_count,
+                    }
+                    if isinstance(internal_event, AgentBackendRunSucceededInternalEvent):
+                        yield StreamCompletedEvent(
+                            node_run_result=self._output_adapter.build_success_result(
+                                event=internal_event,
+                                inputs=inputs,
+                                process_data=process_data,
+                                metadata=metadata,
+                            )
+                        )
+                        return
+                    if isinstance(
+                        internal_event,
+                        AgentBackendRunFailedInternalEvent,
+                    ) or internal_event.type in {
+                        AgentBackendInternalEventType.RUN_CANCELLED,
+                        AgentBackendInternalEventType.RUN_PAUSED,
+                    }:
+                        yield StreamCompletedEvent(
+                            node_run_result=self._output_adapter.build_failure_result(
+                                event=internal_event,
+                                inputs=inputs,
+                                process_data=process_data,
+                                metadata=metadata,
+                            )
+                        )
+                        return
+        except AgentBackendError as error:
+            yield self._failure_event(
+                inputs=inputs,
+                process_data=process_data,
+                metadata=metadata,
+                error=str(error),
+                error_type=self._agent_backend_error_type(error),
+            )
+            return
+        except Exception as error:
+            yield self._failure_event(
+                inputs=inputs,
+                process_data=process_data,
+                metadata=metadata,
+                error=str(error),
+                error_type="agent_backend_stream_error",
+            )
+            return
+
+        yield StreamCompletedEvent(
+            node_run_result=self._output_adapter.build_stream_exhausted_result(
+                inputs=inputs,
+                process_data=process_data,
+                metadata=metadata,
+            )
+        )
+
+    @staticmethod
+    def _failure_event(
+        *,
+        inputs: dict[str, Any],
+        process_data: dict[str, Any],
+        metadata: dict[str, Any],
+        error: str,
+        error_type: str,
+    ) -> StreamCompletedEvent:
+        return StreamCompletedEvent(
+            node_run_result=NodeRunResult(
+                status=WorkflowNodeExecutionStatus.FAILED,
+                inputs=inputs,
+                process_data=process_data,
+                metadata={WorkflowNodeExecutionMetadataKey.AGENT_LOG: metadata},
+                outputs={},
+                error=error,
+                error_type=error_type,
+            )
+        )
+
+    @staticmethod
+    def _agent_backend_error_type(error: AgentBackendError) -> str:
+        if isinstance(error, AgentBackendValidationError):
+            return "agent_backend_validation_error"
+        if isinstance(error, AgentBackendHTTPError):
+            return "agent_backend_http_error"
+        if isinstance(error, AgentBackendStreamError):
+            return "agent_backend_stream_error"
+        if isinstance(error, AgentBackendTransportError):
+            return "agent_backend_transport_error"
+        return "agent_backend_error"
+
+    @staticmethod
+    def _record_stream_metadata(metadata: dict[str, Any], event: AgentBackendStreamInternalEvent) -> None:
+        agent_backend = dict(metadata.get("agent_backend") or {})
+        agent_backend["last_stream_event_id"] = event.source_event_id
+        if event.event_kind:
+            agent_backend["last_stream_event_kind"] = event.event_kind
+        if isinstance(event.data, Mapping):
+            usage = event.data.get("usage") or event.data.get("model_usage")
+            if isinstance(usage, Mapping):
+                agent_backend["usage"] = dict(usage)
+        metadata["agent_backend"] = agent_backend
+
+    @classmethod
+    def _extract_variable_selector_to_variable_mapping(
+        cls,
+        *,
+        graph_config: Mapping[str, Any],
+        node_id: str,
+        node_data: DifyAgentNodeData,
+    ) -> Mapping[str, Sequence[str]]:
+        del graph_config, node_id, node_data
+        return {}