Update app.py

app.py

@@ -26,7 +26,7 @@ def respond_to_question(transcript, question):
     # Replace this with your OpenAI API key
     openai.api_key = os.environ["OPENAI_API_KEY"]
     response = openai.Completion.create(
-        engine="text-davinci-002",
+        engine="gpt-4o-mini",
         prompt=f"Transcript: {transcript}\n\nUser: {question}\n\nAI:",
         temperature=0.3,
         max_tokens=60,