Emails processed
500 million+
Infrastructure that scales.
Real-time messaging infrastructure
The all-in-one messaging toolkit for QA testing, development, reputation, delivery, automations, and AI data extraction.
Trusted by top companies worldwide
Programmable email accounts and phone numbers
Generate unlimited real email accounts and phone numbers then control them from code, tests, and no-code dashboards.
Create powerful automations and messaging pipelines with webhooks, plus-addressing, aliases, custom domains, Gmail/Outlook connections and 20+ global mobile providers.
Test with unique accounts and phone numbers
Test email and SMS end-to-end with native support for load tests, OTP-testing, MFA, password reset, regression and acceptance tests.
Build reliable tests for complex processes using intuitive MailSlurp test functions and first-party integration with every major test framework and platform.
Improve reputation, placement, and rendering
Monitor delivery success and domain reputation with real inbox placement testing, device rendering, and spam-list watch.
Monitor domains, reputation, and real device rendering. View inbox placement and spam scores in real providers like Outlook, Gmail, Yahoo and more.
Global messaging scale
Mobile networks
20+
Leverage global telecom networks.
Mature platform
10+ years
Stable and dependable.
Features
What you can do with MailSlurp's email and SMS functionality.
Build & Test
Create and control real email accounts and phone numbers from code and tests. Test OTP/MFA end-to-end, build ingest pipelines, and send and receive email and SMS at scale. Use native SDKs, REST APIs, IMAP/SMTP and more.
Improve Delivery
Use automated spam-tests and inbox warm-up to improve email delivery and reputation. Monitor your domain across major providers including Outlook, Gmail, Yahoo, and Apple iCloud.
Validate Content
Check email previews and device rendering on real clients and providers. Find broken links, missing images, and visual regressions across platforms.
Extract Data
Use AI and OCR to transform emails and attachments into structured data like JSON or CSVs. Leverage prompts or JSON schemas with powerful models.
Automate Messaging
Configure forwarding, webhooks, auto-replies, and aliases.
Email and SMS tools for common tasks
Create inboxes, test OTP and password reset emails, check deliverability, monitor sender domains, review campaigns, and extract data from inbound messages.
Inbox API
Email sandbox and inbox API
Create disposable or permanent inboxes for automated tests, staging environments, and inbound webhooks.
View inbox APIE2E testing
Playwright and Cypress email checks
Assert OTP codes, reset links, magic links, and notifications with isolated inboxes in parallel CI.
View email testingSender health
Deliverability and inbox placement
Run repeatable inbox-placement, spam, and sender-readiness checks before releases and migrations.
View deliverability testDomain monitor
DMARC, SPF, DKIM, and MX drift
Watch sender-domain configuration over time so DNS changes and vendor moves do not break trust.
View domain monitorCampaign QA
Probe campaigns and render templates
Catch broken links, missing images, template drift, and device-rendering issues before customers see them.
View campaign probeAI extraction
Route and extract inbound email data
Convert emails and attachments into structured JSON, CSV, webhooks, review queues, and downstream records.
View AI extractionPowerful tools & APIs
Control emails and SMS from REST, IMAP/SMTP or native SDKs. Integrations and examples for every major language and framework.
Integrations for all major frameworks
Flexible dashboards
Use all of MailSlurp's features from shared UI dashboards. Preview emails, run tests, and extract data. All with fine-grained user roles and SAML+SSO.
Devs love MailSlurp
Create and control, email and SMS on any platform. Add AI, automations, and webhooks to send and receive at scale. REST APIs, Native SDKs, and first-party plugins for all major frameworks.
Testers love MailSlurp
Q.A. with real email and SMS. Verify OTP/MFA, load test, audit and more. Special test functions and native plugins for every major test framework.
Sales love MailSlurp
Protect sender reputation, campaign readiness, and customer inbox placement with domain monitoring, rendering checks, and repeatable deliverability evidence.
Devs love MailSlurp
Create and control, email and SMS on any platform. Add AI, automations, and webhooks to send and receive at scale. REST APIs, Native SDKs, and first-party plugins for all major frameworks.
Built for teams
Secure and compliant foundations for Q.A., developer, and marketing teams.
Secure & Compliant
SOC2 compliant built on secure foundations: encrypted at rest, regional hosting, audit logs,
Fine-grained Controls
SAML+SSO with precise user roles and permissions. Create isolated teams and environments or share resources between them.
