Introspect token

Introspect an OAuth 2.0 token to determine its active status and retrieve its associated metadata.

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Form Data
string
required

The token to introspect. Accepts JWT access tokens and opaque refresh tokens.

string
enum
Defaults to access_token

A hint about the type of token being submitted. When provided, the server tries the indicated type first before falling back to the other. Per RFC 7662 §2.1, this is advisory only — both token types are always attempted.

Allowed:
Response

Language
Credentials
Basic
base64
:
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Response
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application/json