Update app.py

app.py

@@ -16,7 +16,7 @@ class AdvancedRAGChatbot:
     def __init__(self, 
                  tavily_api_key: str,
                  embedding_model: str = "BAAI/bge-large-en-v1.5",
-                 llm_model: str = "llama-3.3-70b-versatile",
+                 llm_model: str = "llama-3.2-70b-versatile",
                  temperature: float = 0.7):
         """Initialize the Advanced RAG Chatbot with Tavily web search integration"""
         # Set the Tavily API key as an environment variable