---
title: "Changes to Diff two revisions of a policy."
method: GET
path: "/api/policies/{policyName}/diff"
---

# Changes to Diff two revisions of a policy.

`GET /api/policies/{policyName}/diff`

> Every recorded change to this operation, newest first.

## Timeline

Changed in 6 of 116 revisions.

- **2026-10-23** `92f2a1031445`: 1 info
- **2026-10-10** `c4f85daa9208`: 1 breaking, 15 info
- **2026-10-05** `4082c17721d8`: 6 breaking, 6 info
- **2026-09-07** `a3bc5909807a`: 1 breaking, 5 info
- **2026-08-04** `ee79a60eea42`: 1 info
- **2026-08-03** `e46672d44401`: 1 info

## Changes

- **2026-10-23** `92f2a1031445`: 1 info
  - added the optional property `changes/items/oldValue` to the response with the `200` status
- **2026-10-10** `c4f85daa9208`: 1 breaking, 15 info
  - the response's body type changed from `string` to `object` for status `404`
  - added the optional property `field` to the response with the `400` status
  - added the optional property `field` to the response with the `401` status
  - added the optional property `field` to the response with the `404` status
  - added the optional property `field` to the response with the `413` status
  - added the optional property `field` to the response with the `415` status
  - added the optional property `field` to the response with the `500` status
  - added the optional property `field` to the response with the `503` status
  - added the optional property `message` to the response with the `404` status
  - added the optional property `reason` to the response with the `400` status
  - added the optional property `reason` to the response with the `401` status
  - added the optional property `reason` to the response with the `404` status
  - added the optional property `reason` to the response with the `413` status
  - added the optional property `reason` to the response with the `415` status
  - added the optional property `reason` to the response with the `500` status
  - added the optional property `reason` to the response with the `503` status
- **2026-10-05** `4082c17721d8`: 6 breaking, 6 info
  - removed the media type `*/*` for the response with the status `400`
  - removed the media type `*/*` for the response with the status `401`
  - removed the media type `*/*` for the response with the status `413`
  - removed the media type `*/*` for the response with the status `415`
  - removed the media type `*/*` for the response with the status `500`
  - removed the media type `*/*` for the response with the status `503`
  - added the media type `application/json` for the response with the status `400`
  - added the media type `application/json` for the response with the status `401`
  - added the media type `application/json` for the response with the status `413`
  - added the media type `application/json` for the response with the status `415`
  - added the media type `application/json` for the response with the status `500`
  - added the media type `application/json` for the response with the status `503`
- **2026-09-07** `a3bc5909807a`: 1 breaking, 5 info
  - the response's body type changed from `string` to `object` for status `200`
  - added the non-success response with the status `403`
  - added the non-success response with the status `406`
  - added the optional property `changes` to the response with the `200` status
  - added the optional property `from` to the response with the `200` status
  - added the optional property `to` to the response with the `200` status
- **2026-08-04** `ee79a60eea42`: 1 info
  - added the non-success response with the status `415`
- **2026-08-03** `e46672d44401`: 1 info
  - added the non-success response with the status `413`

---

[Operation](https://skmtc.dev/philterd/apis/philter-api/docs/api/policies/:policyName/diff/get.md) - [API](https://skmtc.dev/philterd/apis/philter-api.md) - [Page](https://skmtc.dev/philterd/apis/philter-api/changes/api/policies/:policyName/diff/get)