feat: Update to async client

app.py

@@ -1,6 +1,6 @@
 import os
 import gradio as gr
-from openai import OpenAI
+from openai import AsyncOpenAI  #Use the Async client
 from dotenv import load_dotenv
 
 load_dotenv()
@@ -10,7 +10,7 @@ api_key = os.getenv("GROQ_API_KEY")
 if not api_key:
     raise RuntimeError("GROQ_API_KEY is not set")
 
-client = OpenAI(
+client = AsyncOpenAI(
     api_key=api_key,
     base_url="https://api.groq.com/openai/v1",
     timeout=120.0
@@ -44,7 +44,8 @@ async def respond(
     response_text = ""
 
     try:
-        stream = client.chat.completions.create(
+        # Use await with the async client
+        stream = await client.chat.completions.create(
             model="qwen/qwen3-32b",
             messages=messages,
             max_tokens=max_tokens,
@@ -53,7 +54,7 @@ async def respond(
             stream=True,
         )
 
-        for chunk in stream:
+        async for chunk in stream:
             if chunk.choices[0].delta.content:
                 response_text += chunk.choices[0].delta.content
                 yield response_text