Update app.py

app.py

@@ -32,9 +32,9 @@ def chat_fn(message, history):
 
     output = llm.create_chat_completion(
         messages=messages,
-        max_tokens=512,
-        temperature=0.7,
-        top_p=0.9
+        max_tokens=256,
+        temperature=0.2,
+        top_p=0.5
     )
 
     reply = output["choices"][0]["message"]["content"]