SMS Gateway Docs

We don't create new accounts for the SMS Gateway platform, except in very specific circumstances. The de facto API to use is the One API. Please reach out to our Support Team with any questions.

Access the latest technical and business guides for our hosted specialized SMS Gateway product and services below. These also cover API documentation for our Developer Central platform, applicable to customers who created an account with Clickatell before 15 Nov 2016.

• Clickatell Sender ID User Guide

• Clickatell Two-Way Technical Guide

• FTP API Specification

• HTTP API Specification

• SMPP API Specification

• SMS REST API

• SMTP API Specification

• SOAP API Specification

• XML API Specification