POST /oauth/authorize, then POST /oauth/token. Do not use a browser OAuth helper that expects a redirect-only authorize URL unless you are building the hosted connect page.
Authentication guide
PKCE, scopes, token lifetime, and common errors.
Request walkthrough
Ordered sandbox calls with copy-paste bodies.
Endpoints in this group
Access tokens last about 15 minutes. Authorization codes last about 5 minutes and are single-use.
scope on authorize is a space-separated string.
Open each route in the sidebar for the playground and full schema.