A clean HTTP API — no SDK required. Authenticate with your API key, make a GET request, done. Average response time under 200ms.
Get your API key from the dashboard, pick a language, paste and run. That's it.
/sms/apiSend SMS — pass action=send-sms, your api_key, to, from (Sender ID), and sms (message text).
?action=send-sms&api_key=…&to=…&from=…&sms=…
/sms/apiSchedule SMS — same as Send SMS with the additional schedule parameter set to your desired send time.
?action=send-sms&api_key=…&to=…&from=…&sms=…&schedule=…
/sms/apiCheck Balance — returns your current SMS credit balance. Add response=json for a JSON response.
?action=check-balance&api_key=…&response=json