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Esendex API Dev Portal

Esendex API Dev Portal

Connect with customers on every channel through one API.

Send SMS, RCS and email, verify users with one-time passcodes, and react to delivery events in real time — all from a single REST API.

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The Esendex Portal dashboardGet your API keyA POST /v1/messages request in codeSend your first messageA customer reading a delivery updateTrack delivery
One API, every channel

Reach customers wherever they are.

SMS

Send one-off or bulk messages with templates and personalisation variables.

RCS

Deliver rich, branded conversations with media, cards and suggested replies.

Email

Send transactional email and track its delivery status.

One-time passcodes

Request and verify OTPs for sign-in and two-factor flows.