Update app.py

app.py

@@ -87,7 +87,7 @@ async def ask(request: Request):
 
     try:
         response = client.chat.completions.create(
-            model="gpt-4o-mini",
+            model="deepseek-ai/DeepSeek-V3",
             messages=messages,
             temperature=0,
             max_tokens=200,