Update app.py

app.py

@@ -67,8 +67,8 @@ def feifeiprompt( message_text="", history=""):
 
 def feifeichat(message, history):
     completion = client.chat.completions.create(
-      model="nvidia/llama-3.1-nemotron-ultra-253b-v1",
-      #model = "nvidia/llama-3.3-nemotron-super-49b-v1",
+      #model="nvidia/llama-3.1-nemotron-ultra-253b-v1",
+      model = "nvidia/llama-3.3-nemotron-super-49b-v1",
       #model = "mistral-large-latest",
       messages=feifeiprompt(message,history),
       temperature=0.6,