diff --git a/src/api/agent_routes.py b/src/api/agent_routes.py
index 8b82431a..19ab00e3 100644
--- a/src/api/agent_routes.py
+++ b/src/api/agent_routes.py
@@ -1,10 +1,10 @@
 from datetime import datetime
 import asyncio
 import os
-from fastapi import APIRouter, Depends, HTTPException, status, Header, Request
+from fastapi import APIRouter, Depends, HTTPException, status, Header
 from sqlalchemy.orm import Session
 from src.config.database import get_db
-from typing import List, Dict, Any, Optional
+from typing import List, Dict, Any
 import uuid
 from src.core.jwt_middleware import (
     get_jwt_token,
diff --git a/src/api/chat_routes.py b/src/api/chat_routes.py
index be8746d3..5062a2e7 100644
--- a/src/api/chat_routes.py
+++ b/src/api/chat_routes.py
@@ -28,7 +28,6 @@ from src.services.service_providers import (
 from datetime import datetime
 import logging
 import json
-from fastapi.responses import StreamingResponse
 
 logger = logging.getLogger(__name__)
 
diff --git a/src/services/streaming_service.py b/src/services/streaming_service.py
index 8ea3f67d..ff385b1f 100644
--- a/src/services/streaming_service.py
+++ b/src/services/streaming_service.py
@@ -6,7 +6,6 @@ from datetime import datetime
 from ..schemas.streaming import (
     JSONRPCRequest,
     TaskStatusUpdateEvent,
-    TaskArtifactUpdateEvent,
 )
 from ..services.agent_runner import run_agent
 from ..services.service_providers import (
diff --git a/src/utils/streaming.py b/src/utils/streaming.py
index 46167178..b2013e0f 100644
--- a/src/utils/streaming.py
+++ b/src/utils/streaming.py
@@ -1,5 +1,5 @@
 import asyncio
-from typing import AsyncGenerator, Optional
+from typing import AsyncGenerator
 from fastapi import HTTPException