ClickSend REST API v3

REST discovered

Details

URL: https://rest.clicksend.com/v3
Docs: https://developers.clicksend.com/docs/

Authentication

ClickSend API username and API key basic discovered Get credentials ↗

Authorization: Basic <credential>

Sign up for a ClickSend account via ClickSend Dashboard signup, then open the dashboard's API Credentials area (the docs say it is available from the top right of the dashboard; the MCP guide points to Subaccounts / API credentials). Copy your username and API key. These are used together for HTTP Basic auth, or supplied as CLICKSEND_USERNAME and CLICKSEND_API_KEY for the MCP server.

ClickSend account username and password basic discovered Get credentials ↗

Authorization: Basic <credential>

Create an account from ClickSend Dashboard signup. The OpenAPI description says the REST API also accepts the same username and password you use to log in to the dashboard via HTTP Basic authentication.