Update app.py

app.py

@@ -4,73 +4,76 @@ import requests
 import json
 
 groq_key = os.getenv("GROQ_API_KEY")
-MODEL = "llama-3.1-8b-instant"  # ✅ Model mới thay thế llama3-8b-8192
+MODEL = "llama3-70b-8192"  # ✅ Model ổn định 2026
 
 status_msg = "❌ Chưa set GROQ_API_KEY"
 if groq_key:
-    status_msg = f"✅ Ready - Groq {MODEL}"
+    status_msg = f"✅ NodeAI Ready - {MODEL}"
 
 def call_groq(messages):
+    """Groq API - Format tối giản"""
     url = "https://api.groq.com/openai/v1/chat/completions"
     headers = {
         "Authorization": f"Bearer {groq_key}",
         "Content-Type": "application/json"
     }
     
+    # REQUEST SIÊU SẠCH - chỉ 4 field cần thiết
     data = {
-        "model": MODEL,
         "messages": messages,
-        "max_tokens": 1000,
-        "temperature": 0.7
+        "model": MODEL,
+        "temperature": 0.7,
+        "max_tokens": 500
     }
     
     try:
-        response = requests.post(url, headers=headers, json=data, timeout=20)
-        response.raise_for_status()
-        return response.json()["choices"][0]["message"]["content"]
+        response = requests.post(url, headers=headers, json=data, timeout=15)
+        
+        if response.status_code != 200:
+            return f"❌ HTTP {response.status_code}\n{response.text[:150]}"
+        
+        result = response.json()
+        return result["choices"][0]["message"]["content"]
+        
     except Exception as e:
-        if "model" in str(e).lower():
-            return "❌ Model không tồn tại. Dùng: llama-3.1-8b-instant"
         return f"❌ Lỗi: {str(e)}"
 
 def respond(message, history):
     if not groq_key:
         return "", history + [{"role": "assistant", "content": status_msg}]
     
-    messages = [{"role": "system", "content": "Bạn là NodeAI - trợ lý AI tiếng Việt thông minh."}]
+    # Messages format SẠCH
+    messages = [
+        {"role": "system", "content": "Bạn là NodeAI. Trả lời ngắn gọn, chính xác bằng tiếng Việt."}
+    ]
     
-    for msg in history:
-        if isinstance(msg, dict) and "role" in msg:
-            messages.append(msg)
+    # Thêm history (chỉ role/content)
+    for msg in history[-6:]:  # Giới hạn 6 tin nhắn trước
+        if isinstance(msg, dict) and "role" in msg and "content" in msg:
+            messages.append({
+                "role": msg["role"], 
+                "content": str(msg["content"])[:1000]  # Giới hạn độ dài
+            })
     
-    messages.append({"role": "user", "content": message})
+    messages.append({"role": "user", "content": str(message)[:1000]})
     
     reply = call_groq(messages)
     return "", history + [{"role": "assistant", "content": reply}]
 
 with gr.Blocks(title="NodeAI") as demo:
-    gr.Markdown("# 🚀 NodeAI - Groq AI Chat")
-    gr.Markdown("**⚡ Siêu nhanh Llama 3.1 - Miễn phí!**")
+    gr.Markdown("# 🚀 NodeAI - GroqChat")
     gr.Markdown(f"**Status:** {status_msg}")
     
-    chatbot = gr.Chatbot(
-        height=500,
-        show_label=False,
-        avatar_images=("👤", "🤖")
-    )
+    chatbot = gr.Chatbot(height=500, avatar_images=("👤", "🤖"))
     
     with gr.Row():
-        msg = gr.Textbox(placeholder="Nhập câu hỏi...", scale=7)
-        send_btn = gr.Button("📤 Gửi", variant="primary", scale=1)
-        clear_btn = gr.Button("🗑️ Clear", scale=1)
+        msg = gr.Textbox(placeholder="Hỏi NodeAI...", scale=7)
+        send_btn = gr.Button("Gửi", variant="primary", scale=1)
+        clear_btn = gr.Button("🗑️", scale=1)
     
     msg.submit(respond, [msg, chatbot], [msg, chatbot])
     send_btn.click(respond, [msg, chatbot], [msg, chatbot])
     clear_btn.click(lambda: [], None, chatbot)
 
 if __name__ == "__main__":
-    demo.launch(
-        theme=gr.themes.Soft(primary_hue="blue"),
-        server_name="0.0.0.0",
-        server_port=7860
-    )
+    demo.launch(theme=gr.themes.Soft(primary_hue="blue"))