Base URL: https://api.example.com/v2/.
Authenticate against https://auth.example.com/oauth/token, then call endpoints like https://api.example.com/v2/users?limit=50&offset=0.
Webhooks post to your configured URL; test with https://webhook.site/#!/abc-123.
SDKs: Python, JavaScript.
Status page: https://status.example.io/. Changelog: https://docs.example.com/changelog.html.