Email · head-to-head
mail.gw vs mailboxlayer
mail.gw
mail.gw is a temporary/disposable email API that issues throwaway inboxes for testing signups and email-verification flows. Its Hydra/JSON-LD REST API is rooted at api.mail.gw, exposing /domains (available disposable-email domains) and /messages collections, with no API key required for the base entrypoint.
mailboxlayer
A REST service from APILayer that checks whether an email address is syntactically valid, resolves to real DNS/MX records, and flags free or disposable providers in one call. Free for light personal use, with paid tiers for higher volume.
| mail.gw | mailboxlayer | |
|---|---|---|
| Authentication | None | API Key |
| Pricing | free | freemium |
| Formats | JSON-LD | JSON |
| CORS | yes | yes |
| HTTPS | Yes | Yes |
mail.gw needs no API key, while mailboxlayer requires API Key — pick mail.gw to start without signup.