Update app.py

app.py

@@ -169,9 +169,9 @@ def create_conversational_rag_chain(retriever):
         temperature=0.1,
         n_ctx=22000,
         n_batch=2000,
-        max_tokens=300,
+        max_tokens=200,
         repeat_penalty=1.7,
-        last_n_tokens_size = 300,
+        last_n_tokens_size = 200,
         callback_manager=callback_manager,
         verbose=False,
     )