Rest API

A recent addition to our suite of APIs, this real-time SMS API is built to the very best practice architecture guidelines for RESTful API design. Ideal for developers anticipating a deeper and more extensive integration solution, you can send batches of up to 500 destination numbers per submission in real-time through our international SMS messaging gateway. Interact with Clickatell using JSON or XML.

Why choose REST API?

  • Extremely reliable and convenient to use, with an intuitive, hierarchical and consistent structure, supported by embedded resource links.

  • Version control mechanisms to allow for future upgrades.

  • Allows for the sending of multi-language Unicode message.

  • Simplified token based authentication on all API commands.

  • Embedded resource links to our online technical documents.

  • Schedule a message to be sent at a specific time, of up to 7 days ahead.

  • Full two way messaging capabilities.

  • Delivery acknowledgement and Sender ID can be set up.

  • Supports extended length messages.

  • Provides the ability to receive real-time message status notifications to your system.

REST APIs are ideal for:

Improving customer service and delighting your customers by using information from your existing CRM system.