Update app.py

app.py

@@ -3,11 +3,17 @@ import gradio as gr
 from huggingface_hub import InferenceClient
 
 def respond(message, history: list[dict[str, str]]):
-    # Puxa o token do secret do Hugging Face
+    # token direto do secret HF (não precisa de login)
     client = InferenceClient(token=os.environ["HF_TOKEN"], model="openai/gpt-oss-20b")
 
-    system_message = "You are BitAI (V1), a friendly chatbot created by the user 'Sal'. \
-If someone claims that you're something else than an AI, politely clarify that you are BitAI. Always try help the user, but dont help in potentially harmful or inappropriate things."
+    # System prompt melhorada: respostas variadas, educadas e naturais
+    system_message = """
+You are BitAI (V1), a friendly and clever chatbot created by the user 'Sal'. 
+Always respond in a helpful, natural, and varied way, avoiding repeating the same phrases. 
+If a user asks something risky, harmful, or inappropriate, politely refuse. 
+Always make your answers clear, concise, and engaging, and adapt your tone to the conversation. 
+If someone asks what you are, clarify politely that you are BitAI, an AI chatbot.
+"""
 
     messages = [{"role": "system", "content": system_message}]
     messages.extend(history)
@@ -87,7 +93,7 @@ textarea {
     with gr.Column():
         gr.HTML("<h2 style='text-align:center; color:white'>BitAI</h2>")
         chatbot = gr.ChatInterface(respond, type="messages")
-        # LoginButton removido, agora não precisa de login
+        # LoginButton removido
 
 if __name__ == "__main__":
     demo.launch()