Unsend’s API is built on REST principles and is served over HTTPS. To ensure data privacy, unencrypted HTTP is not supported.The Base URL for all API endpoints is:
Authentication to Usend’s API is performed via the Authorization header with a Bearer token. To authenticate, you need to include the Authorization header with the word Bearer followed by your token in your API requests like so:
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Authorization: Bearer us_12345
You can create a new token/API key under your Unsend Developer Settings.