Documented references for various API endpoints in the M365 Apps Admin Center.
Authentication requires the Bearer Token of a user account with the "Office Apps Administrator" Azure AD role.
List of all service flighting options. Note: Some of these are likely to be for internal/development use.
Available tenant features and eligibility as well as provisioning status.
Servicing Profile-related endpoints for profiles and rules, and reporting on update rollout status, wave progress, rollbacks and issues.
M365 App health status, and reporting metrics for devices, users and individual applications.
OneDrive Sync Health status, Sync Client version reports and device information including user details, KFM status and sync errors.
Device Inventory reporting including build, channel and add-in breakdowns.
Security reporting summary including feature-rich inventory data of devices that are not up to date.