---
title: "Changes to Introspect an access or refresh token (RFC 7662)"
method: POST
path: "/oauth/introspect"
---

# Changes to Introspect an access or refresh token (RFC 7662)

`POST /oauth/introspect`

> Every recorded change to this operation, newest first.

## Timeline

Changed in 2 of 4 revisions.

- **2026-10-15** `82df46d5e7fa`: 1 info
- **2026-09-19** `ab209cd0154e`: 1 breaking

## Changes

- **2026-10-15** `82df46d5e7fa`: 1 info
  - added the non-success response with the status `503`
- **2026-09-19** `ab209cd0154e`: 1 breaking
  - the response property `anyOf[subschema #3]/team_id` became nullable for the status `200`

---

[Operation](https://skmtc.dev/jam/apis/jam-public-api/docs/oauth/introspect/post.md) - [API](https://skmtc.dev/jam/apis/jam-public-api.md) - [Page](https://skmtc.dev/jam/apis/jam-public-api/changes/oauth/introspect/post)