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Production ReadyTransactional API

Developer-FriendlyTransactional Email API

Send password resets, order confirmations, and notifications at scale. Complete domain control, real-time tracking, and 48% cheaper than Postmark.

10,000 free emails
Credits never expire
From $2 per 10K

Need marketing campaigns? Join the Q1 2026 waitlist →

Why MailBreeze

Built for mission-critical emails

When every second counts, you need an email service that's fast, reliable, and built to scale.

  • Lightning-Fast Delivery

    <2s
    avg delivery

    Critical emails delivered in seconds, not minutes. Our infrastructure is built for speed.

  • 99.9% Deliverability

    99.9%
    inbox rate

    Your transactional emails reach the inbox, not spam. We maintain industry-leading delivery rates.

  • Simple API Integration

    5min
    to integrate

    Easy-to-use API with comprehensive documentation. Get up and running in minutes.

  • Real-Time Tracking

    100%
    visibility

    Monitor every email with detailed analytics and event webhooks. Know exactly what's happening.

Use Cases

Every type of transactional email

From welcome messages to shipping updates, we handle all your critical communications.

  • Welcome Emails

    Greet new users with branded welcome messages that set the tone for your relationship.

  • Password Resets

    Instant, secure password reset emails that keep your users moving without friction.

  • Order Confirmations

    Automated order confirmations with all the details your customers need.

  • Receipts & Invoices

    Professional receipts delivered immediately after purchase or payment.

  • Shipping Updates

    Keep customers informed with timely shipping notifications and tracking info.

  • Account Notifications

    Security alerts, account changes, and important updates delivered reliably.

Developer Experience

Built for developers,by developers

Clean API documentation, official SDKs, and real-time webhooks make integration straightforward. Spend less time on email infrastructure, more time building your product.

  • REST API with SDKs for all major languages
  • SMTP relay for direct integration
  • Template management with dynamic variables
  • Event webhooks for real-time notifications
  • Dedicated IP addresses available
  • SPF, DKIM, and DMARC authentication
  • Comprehensive analytics dashboard
  • 24/7 delivery monitoring

Trusted for billions of emails

Developers and businesses worldwide rely on MailBreeze for their most important emails.

  • 99.9%
    Delivery Rate
    Industry-leading inbox placement
  • <2s
    Average Delivery
    Lightning-fast email delivery
  • 24/7
    Uptime Monitoring
    Round-the-clock reliability
Get Started Today

Ready to ship reliable transactional emails?

Get started in minutes with our developer-friendly API. Your first 10,000 emails are free.

No credit card required • 10,000 free emails • Credits never expire