diff --git a/api/core/rag/index_processor/processor/paragraph_index_processor.py b/api/core/rag/index_processor/processor/paragraph_index_processor.py
index f78156de49..392dfda0ba 100644
--- a/api/core/rag/index_processor/processor/paragraph_index_processor.py
+++ b/api/core/rag/index_processor/processor/paragraph_index_processor.py
@@ -12,13 +12,13 @@ from core.entities.knowledge_entities import PreviewDetail
 from core.file import File, FileTransferMethod, FileType, file_manager
 from core.llm_generator.prompts import DEFAULT_GENERATOR_SUMMARY_PROMPT
 from core.model_manager import ModelInstance
+from core.model_runtime.entities.llm_entities import LLMUsage
 from core.model_runtime.entities.message_entities import (
     ImagePromptMessageContent,
     PromptMessageContentUnionTypes,
     TextPromptMessageContent,
     UserPromptMessage,
 )
-from core.model_runtime.entities.llm_entities import LLMUsage
 from core.model_runtime.entities.model_entities import ModelFeature, ModelType
 from core.provider_manager import ProviderManager
 from core.rag.cleaner.clean_processor import CleanProcessor
diff --git a/api/services/summary_index_service.py b/api/services/summary_index_service.py
index 49e546475f..e592e2e8ef 100644
--- a/api/services/summary_index_service.py
+++ b/api/services/summary_index_service.py
@@ -4,7 +4,6 @@ import logging
 import time
 import uuid
 from datetime import UTC, datetime
-from typing import Any
 
 from core.model_manager import ModelManager
 from core.model_runtime.entities.llm_entities import LLMUsage