Update app.py

app.py

@@ -53,7 +53,7 @@ def hybrid_retrieval(query, passages, embeddings, alpha=0.7, beta=0.3):
 
 def llama_query(prompt, system_content):
     response = client.chat.completions.create(
-        model="meta-llama/Meta-Llama-3.1-405B-Instruct-Turbo",
+        model="meta-llama/Llama-3.3-70B-Instruct-Turbo",
         messages=[
             {"role": "system", "content": system_content},
             {"role": "user", "content": prompt}