APIs and SDKs
Use REST, SMTP, IMAP and webhooks, with SDKs for JavaScript, Python, Java, C# and more.
Explore developer toolsEmail and SMS tools, built to work together.
Test your applications, check your campaigns and automate incoming messages. Explore the products behind each workflow, with APIs, SDKs and a shared dashboard for your team.
Platform
Create real email addresses and phone numbers for your applications. Process incoming messages, connect existing accounts and give your team shared access with the controls they need.
Email API
Inboxes, custom domains and connected mailboxes.
Phone & SMS
Real numbers for apps, testing and automation.
Message pipelines
Process incoming email, SMS and attachments.
Team inboxes
Shared email and SMS with enterprise controls.
- Email validation and contact checks
Verify addresses and inspect contact information before it enters your workflows.
- Email API
Send, receive and manage email with REST, SMTP, IMAP and webhooks.
Application testing
Catch broken signup, authentication and notification flows. Use real messages in Playwright, Cypress, Selenium and CI, then test delivery as traffic grows.
Email & SMS testing
Test signup, recovery and notification flows.
OTP & MFA testing
Capture codes and complete sign-in flows.
Load testing
Check message delivery as traffic grows.
- SMTP sandbox and mail capture
Capture application emails for development and testing.
Email quality
See how your email looks, find content problems and check where it lands. Review campaigns from your sending platform and transactional emails from your application.
Device previews
See email on real clients and devices.
Email Audit
Check links, images and accessibility.
Inbox placement
See inbox, promotions and spam results.
Email warmup
Build sender reputation and reach more inboxes.
Domain monitoring
Track authentication, DNS and sender health.
- Campaign monitoring
Keep checking recurring emails for broken links, images and template changes.
- HTML and CSS compatibility
Inspect email markup and client support before sending.
AI & automation
Turn incoming email, SMS and attachments into useful actions. Give agents real accounts, extract structured data and connect messages to your systems.
Build with your tools. Work with your team.
Your existing platforms
Connect your test frameworks and AI tools, or send campaigns from your email platform for review.
Find your integrationShared dashboards and access
Manage accounts and results together, with roles, SSO, audit trails and environments for your organization.
Explore MailSlurp EnterpriseStart with the workflow you need.
Create an account and explore MailSlurp.