API archive entry · source-reported
TrustLookup
Verify email syntax, MX and live mailbox; detect disposable, role and catch-all addresses
Other Email APIs
These records share a directory category and are ordered by similarity of reported access facts. They are a shortlist, not proof of drop-in compatibility.
Unitpost
Send transactional email, campaigns and SMS; free for 5,000 emails a month
API key · HTTPS reported · CORS No
anon.li
Create and manage anonymous email aliases, forwarding recipients and custom domains
API key · HTTPS reported · CORS No
MailChannels
Send transactional email over HTTPS with official JavaScript, Python and PHP SDKs
API key · HTTPS reported · CORS No
Nitrosend
Send marketing and transactional email; manage contacts, segments and flows
API key · HTTPS reported · CORS No
Disban
Classify email domains as disposable, free, alias, testing or parked to block fake signups
API key · HTTPS reported · CORS No
TempMailGrab
Disposable inboxes for email testing with OTP extraction and webhooks
API key · HTTPS reported · CORS No
How to compare them
Coverage
Compare exact endpoints, fields, geography, history, and update frequency.
Operating cost
Model request volume, caching, overages, support, and migration cost.
Integration risk
Test auth, errors, pagination, latency, versioning, and outage behavior.
Data rights
Review attribution, redistribution, retention, privacy, and commercial-use terms.
Source reference
This page separates source-reported facts from questions that need live provider verification.