Update app.py

app.py

@@ -4,7 +4,7 @@ import os
 
 # 初始化 Hugging Face 客户端
 client = InferenceClient(
-    provider="hf-inference",
+    provider="novita",
     api_key = os.getenv("HF_token")
 )
 
@@ -28,15 +28,14 @@ def chat(user_input, history, cot_enabled):
 
     try:
         completion = client.chat.completions.create(
-            model="deepseek-ai/DeepSeek-R1-Distill-Qwen-1.5B",
+            model="deepseek-ai/DeepSeek-R1-Distill-Llama-8B",
             messages=messages,
-            max_tokens=1000,
-            temperature=0.3,
+            max_tokens=512,
+            temperature=0.5,
         )
 
         reply = completion.choices[0].message.content
 
-        # 返回 OpenAI 样式消息格式
         history.append({"role": "user", "content": user_input})
         history.append({"role": "assistant", "content": reply})
         return history, history