Authentication testing
Validate magic links, email OTP, SMS OTP, MFA, and recovery flows with real channels under API control.
Open auth testing
Use MailSlurp for the message paths where failures are expensive: authentication journeys, campaign readiness, sender monitoring, inbound routing, finance intake, support handoff, and audit-heavy operations.
Trusted by top companies worldwide
Start with the MailSlurp solution path that matches the delivery, testing, routing, or operations risk your team needs to control first.
Validate magic links, email OTP, SMS OTP, MFA, and recovery flows with real channels under API control.
Open auth testingTest email accounts, SMS numbers, notifications, and messaging paths in end-to-end test suites.
Open QA testingCheck rendering, links, assets, and sender readiness before important campaign and lifecycle sends.
Open campaign QAMonitor sender health, inbox placement, DMARC, SPF, DKIM, MX, and launch-readiness signals.
Open deliverabilityRoute inbound mail, attachments, and fallback queues into webhooks, queues, and business systems.
Open inbound routingTurn inbound messages, invoices, receipts, and attachments into structured data and review workflows.
Open AI extractionUse the same platform model when inbound email needs ownership, review, retention, or downstream handoff.
Move support and case email into ticketing, CRM, review, and escalation workflows with explicit ownership.
Open support routingRoute order, supplier, dispatch, and ecommerce email into operations systems without manual re-keying.
Open order ingestionKeep regulated message routing, review, retention, and audit behavior visible across teams.
Open compliance workflowEmails processed
500 million+
Infrastructure that scales.
Mobile networks
20+
Leverage global telecom networks.
Mature platform
10+ years
Stable and dependable.
