Vision · frontend

Use Qwen 2.5 VL 72B with Next.js

Updated 2026-05-21 · By XALEN

How to use Qwen 2.5 VL 72B (Vision, 72B) with Next.js. Install, authenticate, and make your first API call in minutes. Working code example included.

Model

Qwen 2.5 VL 72B

72B · 128K context · $0.05 input

Framework

Next.js

frontend · npm install xalen-sdk

1. Install

npm install xalen-sdk

2. Code

// app/api/chat/route.ts
import XALEN from 'xalen-sdk';

const client = new XALEN({ apiKey: process.env.XALEN_API_KEY });

export async function POST(req: Request) {
  const { messages } = await req.json();
  const response = await client.chat.completions.create({
    model: 'qwen-2-5-vl-72b',
    messages,
    stream: true
  });
  return new Response(response.toReadableStream());
}

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Last updated: 2026-05-21