Update app.py

app.py

@@ -150,7 +150,7 @@ def chatbot(input_text):
 
 def chat(MSGS, MaxToken=50, outputs=3):
     # We use the Chat Completion endpoint for chat like inputs
-    response = OpenAI.ChatCompletion.create(
+    response = OpenAI.Completion.create(
     # model used here is ChatGPT
     # You can use all these models for this endpoint:
     # gpt-4, gpt-4-0314, gpt-4-32k, gpt-4-32k-0314,