Update app.py

app.py

@@ -23,7 +23,7 @@ for message in st.session_state.messages[1:]:  # Skip the system message
 # Function to generate response using OpenAI API
 def generate_response(prompt):
     response = client.chat.completions.create(
-        model="gpt-4",
+        model="o1-preview",
         messages=st.session_state.messages + [{"role": "user", "content": prompt}],
         max_tokens=1000,
         temperature=0.7,