REST SMS API
Get started with a few lines of code
curl https://api.transmitsms.com/send-sms.json \ -u [API Key]:[API Secret] \ -d message='[Insert Message]' \ -d to=[Phone Number 1],[Phone Number 2],[Phone Number 3]
It takes just a few minutes to get started with our SMS Gateway API. Retrieve your free API key, copy a few lines of code, and start sending and receiving text messages within your new or existing applications.
SMS API Features
Accessing your API Key and Secret
Choose your GET or POST callbacks
Send SMS, receive replies, and retrieve data
Over 3,000 Integrations Available
Integrate this leading SMS solution with your existing software for improved user communication. Pairing with platforms such as Shopify, Facebook, Salesforce and more is easy to set up and even easier to use.
Why Burst SMS
100% SMS Delivery to Carrier Guarantee
All messages are sent through ON-NET connections to local carriers. No grey routing.
Virtual Mobile Numbers
24/7 x 365 Support
From our flexible SMS API and integrations to email to SMS and Quick SMS, see why 30,000+ businesses choose burst for SMS advertising.
Ease of Use
All our SMS solutions are designed to be easy to use. Choose from an intuitive web interface, REST SMS API, or an extensive selection of integrations to connect with your pre-existing tech stack.