SMS API
The Sakari RESTful SMS API makes it easy to quickly send personalized SMS messages to thousands of contacts in seconds.

API
Getting Started with the Sakari SMS Gateway
Integrate quickly and easily with our bulk messaging RESTful messaging gateway that is built to the latest OpenAPI 3.0 standards.
Getting started with the Sakari SMS API is easy. Using our API quick start guide, you’ll be sending your first text message in just five minutes.
With a single call, you can send customized messages to thousands of contacts. Endpoints exist to manage contacts, templates, campaigns and more. Use the API to integrate your own backend systems with ease. With our web hooks, you will receive real-time notifications when messages have been sent or you receive a response.
SMS API Features
Our API is packed with powerful, yet simple tools to maximize you integration.

Flexible & Free
Your account is free forever, only pay for the messages you send.

Cloud Storage
All of your data is hosted safely and securely in using cloud hosting data centers.

Reliable
99.99% uptime. Redundant data centers and network connections.

Quick & Easy
Get started quickly. Start sending text messages in less than 5 minutes.

Throughput
Quick processing of messages to ensure your SMS are sent in an instant.

Secure
Encrypted and protected to the latest security standards.
Frequently asked questions
What will I need to get started using the SMS API gateway?
We recommend you read our API quickstart guide, but the basics are:
- A Sakari account. You can sign up for free here: https://hub.sakari.io/signup
- A tool to make API calls such as curl or Postman
- A mobile device that’s capable of receiving SMS messages
What type of API is it?
The Sakari SMS API is a RESTful API using JSON for requests and responses and protected by OAuth V2. OAuth V2 is an industry standard for authenticating when using API’s. Sakari provides you with a client id and secret which can be exchanged for a JWT which can then be used to call our APIs.
What does it cost to send a message?
How quickly can I start sending messages?
Within minutes. With the Sakari SMS API we’ve made it simple to get started. With a single API call you can send messages to an unlimited number of contacts.
Can I send linked Rich Text Messages with the API?
Yes. The API has been configured to send the personalized Rich Text Messages.