Update app.py

app.py

@@ -12,7 +12,7 @@ import re
 # that provide Inference API for free.
 
 #API_URL = "https://api-inference.huggingface.co/models/OpenAssistant/oasst-sft-4-pythia-12b-epoch-3.5" 
-API_URL = "https://api-inference.huggingface.co/models/OpenAssistant/oasst-rm-2.1-pythia-1.4b-epoch-2.5" 
+API_URL = "https://api-inference.huggingface.co/models/OpenAssistant/falcon-7b-sft-mix-2000" 
 
 headers={}