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Email and SMS infrastructure for testing, monitoring, and inbound automation

Use real inboxes, aliases, domains, and phone numbers to prove auth flows, route inbound messages, monitor sender health, and move structured message data into the rest of your stack.

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Trusted by top companies worldwide

  • Broadcom
  • Scraper
  • Trivago
  • Avast
  • Wolt
  • Panasonic

Developer integration

Move inboxes, waits, routing, and message evidence into the tooling you already run

Use APIs, SDKs, SMTP and IMAP, or webhooks to connect inbox provisioning, auth checks, sender-health signals, and extraction pipelines to CI, dashboards, and downstream systems.

  • Webhook-ready event handoff for notifications, delivery, and inbound processing.
  • Programmable inbox, domain, SMS, and signal checks that work in tests and production operations.
  • Stored message artifacts and extracted output across engineering, lifecycle, support, and operations workflows.

Start with one workflow

Most teams begin with one concrete job

You do not need everything on day one. Start with the workflow that hurts most right now: auth testing, operational inboxes, sender health, or inbound extraction.

Start with MailSlurp

Get started for free

Open a workspace, create a real inbox or number, and prove one workflow end-to-end before you commit more time or budget.