Update app.py

app.py

@@ -42,7 +42,7 @@ def predict(message,history):
 
     response = client.chat.completions.create(
         model = "gpt-4o-mini",
-        message = history_list,
+        messages = history_list,
         temperature = 1.0,
         max_tokens=4000,
         stream = True