Update app.py

app.py

@@ -73,14 +73,13 @@ def generate_response(user_query, relevant_segment):
         messages.append({"role": "user", "content": user_message})
         
         response = openai.ChatCompletion.create(
-            model="gpt-3.5-turbo",
+            model="gpt-4o",
             messages=messages,
-            max_tokens=150,
+            max_tokens=500,
             temperature=0.2,
             top_p=1,
             frequency_penalty=0,
-            presence_penalty=0,
-            stop=None
+            presence_penalty=0
         )
         
         # Extract the response text