Update app.py

app.py

@@ -74,8 +74,15 @@ def predict(system_msg, inputs, top_p, temperature, chat_counter, chatbot=[], hi
     messages.append({"role": "user", "content": inputs})
     
     payload = {
-        "model": "o3-mini",
-            }
+        "model": "gpt-4o",
+        "messages": messages,
+        "temperature": 0.7,
+        "top_p": 0.9,
+        "n": 1,
+        "stream": True,
+        "presence_penalty": 0,
+        "frequency_penalty": 0,
+    }
     
     chat_counter += 1
     history.append(inputs)