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GET
Introspect the bearer session token

Authorizations

Authorization
string
header
required

Use Authorization: Bearer end_sess_* for V2 browser session tokens (e.g. end_sess_ZW5kc3RhdGUtZXhhbXBsZS1zZXNzaW9uLXRva2VuAAA).

Response

Session token scope.

expires_at
string<date-time>
required

ISO-8601 UTC timestamp after which the token is no longer valid.

Example:

"2026-05-12T12:44:56.000Z"

scope
object
required