Email APIs — page 3
59 email APIs for sending, receiving and verifying email, best documented first.
Notilify
EmailA seamless messaging platform & API to send all types of SMS
Proweblook Email Checker
EmailValidate email addresses without sending
Sweego
EmailSelf-serve multichannel notification platform for transactional email, SMS, push web& mobile, chat, in-app
Sweep Emails
EmailReliable email validation API with Free tier
Temporary and Disposable emails API
EmailThis API provides temporary & disposable email addresses
Trueguard
EmailTrueguard offers API for detecting temporary emails, free-tier abusers and automated bots
Zyntra
EmailUnlimited e-mail inboxes with API access. Catch OTPs, reset links, and sign-up emails in test flows
MailboxValidator Free Email Checker
EmailThe MailboxValidator Free Email Checker checks if a single email address is from a free email provider and returns the results in either JSON or XML format. Refer to https://www.mailboxvalidator.com/api-email-freem for further information.
RankFabrik Verify
EmailValidate email addresses for deliverability, syntax and disposable detection
SMTP Senpai
EmailEU-hosted transactional email API and SMTP relay: DKIM on your domain, signed webhooks, delivery events
Atomic Mail
EmailEmail for AI agents: programmatic inbox creation and send/receive over JMAP