---
title: "Introspect Endpoint"
method: POST
path: "/oauth/introspect"
tags: ["OAuth"]
---

# Introspect Endpoint

`POST /oauth/introspect`

Introspect a token (RFC 7662).

## Request body

- IntrospectRequest — Introspection endpoint request (form body).
  - `token` string, required
  - `token_type_hint` string, nullable

## Response `200`

Successful Response

- IntrospectResponse — RFC 7662 introspection response.
  - `active` boolean, required
  - `exp` integer, nullable
  - `scope` string, nullable
  - `sub` string, nullable
  - `token_type` string, nullable

## Other responses

- `400` — Bad Request
- `401` — Unauthorized
- `403` — Forbidden
- `422` — Unprocessable Entity
- `500` — Internal Server Error
- `503` — Service Unavailable

## Changes

- **2026-07-01** `d65fcba0d25a` — 1 info
  - endpoint added
- **2026-04-13** `76e8f6063728` — 1 breaking
  - api path removed without deprecation

[Change history](https://skmtc.dev/jentic/apis/jentic-control-plane-api/changes/oauth/introspect/post.md)

---

[API](https://skmtc.dev/jentic/apis/jentic-control-plane-api.md) · [All operations](https://skmtc.dev/jentic/apis/jentic-control-plane-api/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/jentic/jentic-control-plane-api/revisions/f4594f50f4d3/schema)