diff --git a/python/sglang/srt/server.py b/python/sglang/srt/server.py
index d44d61752..b73a01265 100644
--- a/python/sglang/srt/server.py
+++ b/python/sglang/srt/server.py
@@ -37,6 +37,7 @@ import requests
 import uvicorn
 import uvloop
 from fastapi import FastAPI, File, Form, Request, UploadFile
+from fastapi.middleware.cors import CORSMiddleware
 from fastapi.responses import JSONResponse, Response, StreamingResponse
 
 from sglang.lang.backend.runtime_endpoint import RuntimeEndpoint
@@ -93,6 +94,14 @@ asyncio.set_event_loop_policy(uvloop.EventLoopPolicy())
 app = FastAPI()
 tokenizer_manager = None
 
+app.add_middleware(
+    CORSMiddleware,
+    allow_origins=["*"],
+    allow_credentials=True,
+    allow_methods=["*"],
+    allow_headers=["*"],
+)
+
 
 @app.get("/health")
 async def health() -> Response: