Resend Has a Free API — Email for Developers

Resend is an email API built for developers. Send transactional emails with a simple REST API — no SMTP configuration, no deliverability headaches. What Is Resend? Resend is an email sending platform with great DX. Built by the team behind React Email. Free tier: 3,000 emails/month 100 emails/day 1 custom domain REST API curl -X POST https://api.resend.com/emails \ -H "Authorization: Bearer YOUR_API_KEY" \ -H "Content-Type: application/json" \ -d '{"from":"you@yourdomain.com","to":"user@example.com","subject":"Hello!","html":"<h1>Welcome</h1><p>Thanks for signing up.</p>"}' Node.js SDK import { Resend } from " resend " ; const resend = new Resend ( " re_YOUR_API_KEY " ); await resend . emails . send ({ from : " you@yourdomain.com " , to : " user@example.com " , subject : " Welcome! " , html : " <h1>Welcome</h1> " }); Python SDK import resend resend . api_key = " re_YOUR_API_KEY " resend . Emails . send ({ " from " : " you@yourdomain.com " , " to " : " user@example.com " , " subject " :