Email infrastructure for modern SaaS
Send reliable emails at scale with a simple API
An email delivery platform for developers. Send, track, and scale transactional email through SMTP or REST API using your own verified domains.
99.9%
delivery uptime target
SMTP + API
integration options
Minutes
to first send
Features
Built for teams that cannot afford delivery failures
Everything you need to send, authenticate, monitor, and scale email with confidence.
Improve deliverability with verified domains
Set up SPF, DKIM, and DMARC records to protect your brand and boost inbox placement.
Send emails instantly via SMTP or API
Use the workflow your stack already supports and go live without friction.
Track every message in real time
Monitor sent, delivered, bounced, and complained events from one clear timeline.
Trigger workflows with event webhooks
Push delivery, bounce, and complaint events directly into your application logic.
Scale with high-deliverability infrastructure
Route through managed sending infrastructure designed for reliability and reputation control.
Manage multiple domains without complexity
Keep every customer, brand, and environment isolated with clean domain-level controls.
Product
Start sending in three simple steps
Connect your domain
Add the sending domain you already own and generate the exact DNS records you need.
Verify DNS automatically
Use Cloudflare automation or copy the records manually in any DNS provider.
Send production email
Go live through SMTP or REST API with tracking and event visibility built in.
About
Built for developers who need reliability at scale
Reliable infrastructure
Mission-critical email routing for password resets, invoices, alerts, and product notifications.
Developer-friendly API
Clear endpoints, predictable payloads, and fast setup for product teams.
Scalable system
Grow from your first 100 emails to high-volume sending without replatforming.
Secure delivery by design
Verified domains, event visibility, and abuse controls help protect sending reputation.
Start sending production-ready emails in minutes
No credit card required. Start free and upgrade when volume grows.