YourSendYourSend
Sign InGet Started →

Send emails with Express

Add email sending to your Express.js backend with YourSend.

1. Install

npm install yoursend express

2. Set up Express route

server.ts
import express from 'express';
import { YourSend } from 'yoursend';

const app = express();
app.use(express.json());

const ys = new YourSend({ apiKey: process.env.YOURSEND_API_KEY! });

app.post('/send-email', async (req, res) => {
  const { to, subject, html } = req.body;

  try {
    const message = await ys.send({ channel: 'email', to, subject, html });
    res.json({ message_id: message.message_id });
  } catch (err) {
    res.status(400).json({ error: err instanceof Error ? err.message : 'Send failed' });
  }
});

app.listen(3000, () => {
  console.log('Server running on http://localhost:3000');
});

3. Test it

curl -X POST http://localhost:3000/send-email \
  -H "Content-Type: application/json" \
  -d '{
    "to": "user@example.com",
    "subject": "Hello from Express",
    "html": "<p>Sent from Express!</p>"
  }'
Next: Test with cURL →