Update app/routes/chat_api.py

app/routes/chat_api.py

@@ -138,7 +138,7 @@ async def chat_completions(fastapi_request: Request, request: OpenAIRequest, api
                 return JSONResponse(status_code=500, content=create_openai_error_response(500, error_msg, "server_error"))
 
             PROJECT_ID = rotated_project_id
-            LOCATION = "us-central1" # Fixed as per user confirmation
+            LOCATION = "global" # Fixed as per user confirmation
             VERTEX_AI_OPENAI_ENDPOINT_URL = (
                 f"https://{LOCATION}-aiplatform.googleapis.com/v1beta1/"
                 f"projects/{PROJECT_ID}/locations/{LOCATION}/endpoints/openapi"