Vision · backend

Use Llama 3.2 90B Vision with Express.js

Updated 2026-05-21 · By XALEN

How to use Llama 3.2 90B Vision (Vision, 90B) with Express.js. Install, authenticate, and make your first API call in minutes. Working code example included.

Model

Llama 3.2 90B Vision

90B · 128K context · $0.06 input

Framework

Express.js

backend · npm install xalen-sdk express

1. Install

npm install xalen-sdk express

2. Code

const express = require('express');
const XALEN = require('xalen-sdk');

const app = express();
app.use(express.json());
const client = new XALEN({ apiKey: 'xln_test_YOUR_KEY' });

app.post('/chat', async (req, res) => {
  const response = await client.chat.completions.create({
    model: 'llama-3-2-90b-vision',
    messages: req.body.messages
  });
  res.json({ reply: response.choices[0].message.content });
});

app.listen(3000);

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Last updated: 2026-05-21