---
title: "Changes to OAuth Token Info"
method: GET
path: "/v3/connect/tokeninfo"
---

# Changes to OAuth Token Info

`GET /v3/connect/tokeninfo`

> Every recorded change to this operation, newest first.

## Timeline

Changed in 1 of 16 revisions.

- **2026-09-29** `a669a04b02ba`: 1 breaking, 3 warning, 4 info

## Changes

- **2026-09-29** `a669a04b02ba`: 1 breaking, 3 warning, 4 info
  - the `error` response's property type changed from `string` to `object` for status `400`
  - removed the optional property `error_code` from the response with the `400` status
  - removed the optional property `error_description` from the response with the `400` status
  - removed the optional property `error_uri` from the response with the `400` status
  - added the non-success response with the status `401`
  - added the optional property `error/message` to the response with the `400` status
  - added the optional property `error/type` to the response with the `400` status
  - added the optional property `request_id` to the response with the `400` status

---

[Operation](https://skmtc.dev/nylas/apis/nylas-api/docs/v3/connect/tokeninfo/get.md) - [API](https://skmtc.dev/nylas/apis/nylas-api.md) - [Page](https://skmtc.dev/nylas/apis/nylas-api/changes/v3/connect/tokeninfo/get)