You are here API - How To is a group SMS/texting service that allows users to create specific groups of people to communicate with via text messaging. The group texts can be sent either via mobile or from the website. Customers of range from businesses for marketing purposes to sports teams to stay connected. The API allows developers to integrate's functionality into other websites. Public documentation is not available, but some example API methods include sending text messages, being notified when messages are received, and sending texts that allow recipients to opt in or buy a service or product. Those interested in this API should email for more information.