---
title: "Changes to PATCH /api/memory-trackers/{memoryTracker}/property-key"
method: PATCH
path: "/api/memory-trackers/{memoryTracker}/property-key"
---

# Changes to PATCH /api/memory-trackers/{memoryTracker}/property-key

`PATCH /api/memory-trackers/{memoryTracker}/property-key`

> Every recorded change to this operation, newest first.

## Timeline

Changed in 13 of 240 revisions.

- **2026-09-30** `9676acc37a97`: 1 info
- **2026-09-30** `7819abf33828`: 1 info
- **2026-09-27** `482412c3c1b0`: 4 breaking, 2 warning
- **2026-09-13** `370013d86c63`: 1 warning
- **2026-08-20** `405d22528fd9`: 1 warning, 1 info
- **2026-08-16** `ac082a70e578`: 1 info
- **2026-08-15** `80b350ff0ad1`: 1 warning, 1 info
- **2026-08-08** `f04215d476a6`: 1 info
- **2026-08-07** `5806a690d846`: 1 info
- **2026-07-22** `13f77438750e`: 1 warning, 1 info
- **2026-06-07** `ed2e37d5f029`: 1 warning, 1 info
- **2026-06-06** `6691bbdc0bad`: 1 info
- **2026-05-11** `d7c2946139e9`: 1 breaking

## Changes

- **2026-09-30** `9676acc37a97`: 1 info
  - added the optional property `propertyValue` to the response with the `200` status
- **2026-09-30** `7819abf33828`: 1 info
  - added the optional property `recalledNote/propertyValue` to the response with the `200` status
- **2026-09-27** `482412c3c1b0`: 4 breaking, 2 warning
  - the `recalledNote/ancestorFolders/items/name` response property's maxLength was unset from `512` for the response status `200`
  - the `recalledNote/ancestorFolders/items/name` response property's minLength was decreased from `1` to `0` for the response status `200`
  - removed the required property `recalledNote/ancestorFolders/items/createdAt` from the response with the `200` status
  - removed the required property `recalledNote/ancestorFolders/items/updatedAt` from the response with the `200` status
  - removed the optional property `recalledNote/ancestorFolders/items/parentFolderId` from the response with the `200` status
  - removed the optional property `recalledNote/ancestorFolders/items/readmeContent` from the response with the `200` status
- **2026-09-13** `370013d86c63`: 1 warning
  - removed the optional property `note/deletedAt` from the response with the `200` status
- **2026-08-20** `405d22528fd9`: 1 warning, 1 info
  - removed the optional property `latestTutorFeedbackScore` from the response with the `200` status
  - added the optional property `latestTutorFeedbackGrade` to the response with the `200` status
- **2026-08-16** `ac082a70e578`: 1 info
  - added the optional property `difficulty` to the response with the `200` status
- **2026-08-15** `80b350ff0ad1`: 1 warning, 1 info
  - removed the optional property `forgettingCurveIndex` from the response with the `200` status
  - added the optional property `stability` to the response with the `200` status
- **2026-08-08** `f04215d476a6`: 1 info
  - added the optional property `latestTutorFeedbackScore` to the response with the `200` status
- **2026-08-07** `5806a690d846`: 1 info
  - added the optional property `type` to the response with the `200` status
- **2026-07-22** `13f77438750e`: 1 warning, 1 info
  - removed the optional property `recalledNote/ancestorFolders/items/indexContent` from the response with the `200` status
  - added the optional property `recalledNote/ancestorFolders/items/readmeContent` to the response with the `200` status
- **2026-06-07** `ed2e37d5f029`: 1 warning, 1 info
  - removed the optional property `ancestorFolders` from the response with the `200` status
  - added the optional property `recalledNote` to the response with the `200` status
- **2026-06-06** `6691bbdc0bad`: 1 info
  - endpoint added
- **2026-05-11** `d7c2946139e9`: 1 breaking
  - api path removed without deprecation

---

[Operation](https://skmtc.dev/nerds-odd-e/apis/odd-e-open-api/docs/api/memory-trackers/:memoryTracker/property-key/patch.md) - [API](https://skmtc.dev/nerds-odd-e/apis/odd-e-open-api.md) - [Page](https://skmtc.dev/nerds-odd-e/apis/odd-e-open-api/changes/api/memory-trackers/:memoryTracker/property-key/patch)