Update app.py

app.py

@@ -1,11 +1,24 @@
 import gradio as gr
-import random
+from huggingface_hub import InferenceClient
 
-def echo(message, history):
-    return random.choice(["Yes", "No"])
+client = InferenceClient("microsoft/phi-4")
 
-print("Hello, world!")
+def respond(message, history):
+    
+    messages = [{"role": "system", "content": "You are a friendly chatbot."}]
+    
+    if history:
+        messages.extend(history)
+        
+    messages.append({"role": "user", "content": message})
+    
+    response = client.chat_completion(
+        messages,
+        max_tokens=100
+    )
+    
+    return response['choices'][0]['message']['content'].strip()
 
-chatbot = gr.ChatInterface(echo)
+chatbot = gr.ChatInterface(respond, type="messages")
 
 chatbot.launch()