Server + API
In this scenario you have server to server communication where a server “Client” needs to make secure calls to an API (“Resource Server”), but on behalf of the client vs. a user.
The Client will request an access_token from Auth0 using the Client Credentials Flow. The server client will then use that access_token to securely call the API.
Since there is no user involved, no id_token will be returned, nor is their any sort of user store (connection) involved.
The following is a list of articles on this website which will help you to implement this scenario: