When sending SMS messages, using either the Sinch SMS API or the Conversation API with an SMS channel, you need an API Token and Service Plan ID to authenticate calls to the API. These tokens are created automatically in the Customer Dashboard with each service plan. A Service Plan is assigned to you when you create an account on the Customer Dashboard.
To find your Service Plan ID and API Token:
Note: Most of our endpoints will request your Service Plan, API Token, and Sinch phone number. So, keep them handy.
Watch this step-by-step tutorial to familiarize yourself with the basics of SMS and to learn how easy it is to send your first message with Sinch.
Sign up to the Sinch Dashboard and get started today or take a look at the Sinch SMS Product page to learn more about our SMS products.