Private betaMailbeam is in private beta — the public API isn't live yet.Join the waitlist

Mailbeam

Changelog

What has actually shipped. Everything still in progress is listed under What's next.

Private betaAugust 2026
  • ·Waitlist open — sign up to reserve access; invitations go out in batches
  • ·Free MX record lookup and disposable domain checker live, no account needed
  • ·API documentation and full endpoint reference published ahead of release

What's next

In build order. Dates land here once the work ships, not before.

  • Verification engine: real MX, SMTP probing and catch-all detection, EU-hosted
  • Dashboard with API keys, usage and a verification playground
  • Free plan open to waitlist users — 1,000 verifications/month
  • Paid plans and billing
  • Async batch endpoint for list cleaning, with CSV upload and download
  • Signed webhooks for batch completion and quota thresholds
  • Official SDKs