Update app.py

app.py

@@ -81,10 +81,10 @@ def stream_chat(
     message: str,
     history: list,
     system_prompt: str,
-    temperature: float = 0.2,
+    temperature: float = 0.8,
     max_new_tokens: int = 4096,
     top_p: float = 1.0,
-    top_k: int = 1,
+    top_k: int = 50,
     penalty: float = 1.1,
 ):
     print(f'\nNew Chat Request:')