Update excel_chat.py

excel_chat.py

@@ -82,7 +82,7 @@ def ask_llm(query, user_input, client_index, user, keys):
             client = Groq(api_key= os.getenv(keys[0]))
             chat_completion = client.chat.completions.create(
                 messages=messages,
-                model='mixtral-8x7b-32768',
+                model='llama3-8b-8192',
             )
             response = chat_completion.choices[0].message.content
     else: