Validate Email
Lookups
Validate Email
Check if an email address is deliverable, invalid, or disposable. Free — no credits consumed.
POST
Validate Email
Authentication
Requires an API key in theAuthorization header.
Request
The email address to validate. The legacy key
e is still accepted.Example request
Response
The email address that was validated.
One of
valid, invalid, disposable, or unknown.Human-readable explanation of the result.
Example responses
Valid email
Disposable email
Invalid email
Notes
- This endpoint is free — no credits are deducted.
- Disposable email detection runs first; if the domain is disposable, the SMTP check is skipped.
- Rate limited to 60 requests per minute.