Error
Customer teams
The team
Everyone on the active customer, plus everyone about to be. Any member may read it — you cannot work with people you are not allowed to see.
GET
Error
Authorizations
A contact session token, uk_ct_…. Belongs to one of the developer's own users, and reads only that user's data.
Headers
The customer this call is acting inside — the same arrangement as X-Organization-Id, one plane down. Switching customers is navigation, not a mutation: nothing is stored, you send a different header, and the membership JOIN behind it decides what you may do there. An id you are not a member of matches no row and answers 404. Absent, the contact's oldest membership answers.