ProTexting is a SMS messaging company offering text message marketing and communication solutions for businesses. Some of their services include SMS keywords, SMS Sweeps, Voting, SMS Loyalty, Analytics and reporting, QR codes, Mobile Surveys, etc.
The ProTexting SMS API allows users programmatic access to some of the services provided by a ProTexting SMS account, including sending and receiving SMS messages, getting message details (including carrier, message ID number, and delivery status), and checking or reserving keywords, managing contacts and groups, send and receive MMS (photos and videos), send and receive international SMS and MMS.
The ProTexting SMS API operates over HTTP and responds via XML or plain-text response codes. SSL is supported by this API, which requires an account with service and purchased account credits for most method calls. Both JSON and XML are supported as well.