diff --git a/api/models/tools.py b/api/models/tools.py
index 47b89bfe0a..27d1001740 100644
--- a/api/models/tools.py
+++ b/api/models/tools.py
@@ -1,10 +1,8 @@
 import json
 from datetime import datetime
 
-from sqlalchemy import ForeignKey
 from sqlalchemy.orm import Mapped, mapped_column
 
-from core.tools.entities.common_entities import I18nObject
 from core.tools.entities.tool_bundle import ApiToolBundle
 from core.tools.entities.tool_entities import ApiProviderSchemaType, WorkflowToolParameterConfiguration
 from extensions.ext_database import db
diff --git a/api/services/tools/tools_transform_service.py b/api/services/tools/tools_transform_service.py
index 8b4076a418..56e579a27b 100644
--- a/api/services/tools/tools_transform_service.py
+++ b/api/services/tools/tools_transform_service.py
@@ -1,9 +1,8 @@
 import json
 import logging
-from typing import Literal, Optional, Union, overload
+from typing import Optional, Union
 
 from configs import dify_config
-from core.entities.provider_entities import ProviderConfig
 from core.tools.entities.api_entities import UserTool, UserToolProvider
 from core.tools.entities.common_entities import I18nObject
 from core.tools.entities.tool_bundle import ApiToolBundle