MailMasker API
Claude Code
Sign-in and tokens

Check your token

GET/api/v1/auth/introspect

Who can use this: Any signed-in accountAs Markdown

Answers only while the token still works: it hasn't run out, and its session hasn't been ended. exp is when it runs out, in seconds since 1970 (UTC). jti is the id of its session, as your session list shows it.

Parameters

NameWhereWhat it is
capability query A permission name, such as audit.view. The answer then also says, as has_capability, whether the account holds it. Site admins hold every permission.

Good to know

  • A missing, run-out or signed-out token answers 401.