Email API for Authentication
Reduce chances of fraud with MessageBird's trusted Email API. Protect your data, now.

Advanced email capabilities for your app, website, or product
Integrate email in your omnichannel communications strategy.
Reset user passwords, protect data with 2FA, update users on their account activity, and more.
Activate and onboard new customers, enable user invites and sharing, share product updates, and more.
Make sure your messages always reach your customers by setting up fallbacks to and from your emails across communication channels.
Fortify your emails with cutting-edge features and analytics
Don’t lose customers over late or undelivered emails with our industry-leading, 98.7% email delivery rate.
Ensure your critical emails arrive on schedule by tracking performance data in real-time.
Customize your emails programmatically at group or individual level with flexible email templates.
Invoke email messages via SMTP, leveraging robust capabilities in just a few steps.
Unify customer conversations on WhatsApp, WeChat, Messenger, and more with Programmable Conversations.
Enhance your messaging flows with trigger-based fallbacks via email, SMS, Voice, and more.
"We decided to launch Programmable Email right in the middle of our peak season—the European summer music festival season—which speaks to how confident we are in the solution, and how well it’s working for us. In just one week, we sent 4.8 million emails."
Frank Roor
Chief Product Officer
Customer Story: Learn how TicketSwap makes ticket resales fair, secure, and reliable with MessageBird
Authenticating users in 20+ countries, automating personalized updates, and delivering millions of emails weekly.
Download PDFBoost engagement, increase retention, and reduce churn with fast and reliable transactional email
Account creation notices & password resets Suspicious log-in & app error notifications Purchase receipts & shipping notifications Ready to get started with the Programmable Email API?
Fill in the form below!