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By clicksend
Updated a year ago

ClickSend SMS API Documentation

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Learn more about this API
SMS
POSTSend SMS
Voice
POSTSend Voice TTS
Post Letters
POSTSend Post Letter
Fax
POSTSend Fax
POSTSend SMS

Sends an SMS

Authorization:
Header Parameters
AuthorizationBASIC
REQUIRED
X-RapidAPI-HostSTRING
REQUIRED
X-RapidAPI-KeySTRING
REQUIRED
Content-TypeSTRING
CONSTANT
Code Snippets
Example Responses

Install SDK for (Node.js)Unirest

OAuth2 Authentication
Client ID
Client Secret
OAuth2 Authentication