---
title: "Changes to Add a reaction"
method: POST
path: "/v1/chats/{chatID}/messages/{messageID}/reactions"
---

# Changes to Add a reaction

`POST /v1/chats/{chatID}/messages/{messageID}/reactions`

> Every recorded change to this endpoint, newest first.

## Timeline

Changed in 2 of 10 revisions.

- **2026-02-20** `4acef56b00be` — 14 info
- **2026-02-13** `3f6555bfea11` — 1 info

## Changes

- **2026-02-20** `4acef56b00be` — 14 info
  - added `subschema #1, subschema #2, subschema #3` to the `details` response property `anyOf` list for the response status `400`
  - added `subschema #1, subschema #2, subschema #3` to the `details` response property `anyOf` list for the response status `401`
  - added `subschema #1, subschema #2, subschema #3` to the `details` response property `anyOf` list for the response status `403`
  - added `subschema #1, subschema #2, subschema #3` to the `details` response property `anyOf` list for the response status `404`
  - added `subschema #1, subschema #2, subschema #3` to the `details` response property `anyOf` list for the response status `422`
  - added `subschema #1, subschema #2, subschema #3` to the `details` response property `anyOf` list for the response status `429`
  - added `subschema #1, subschema #2, subschema #3` to the `details` response property `anyOf` list for the response status `500`
  - removed `subschema #1, subschema #2, subschema #3` from the `details` response property `anyOf` list for the response status `400`
  - removed `subschema #1, subschema #2, subschema #3` from the `details` response property `anyOf` list for the response status `401`
  - removed `subschema #1, subschema #2, subschema #3` from the `details` response property `anyOf` list for the response status `403`
  - removed `subschema #1, subschema #2, subschema #3` from the `details` response property `anyOf` list for the response status `404`
  - removed `subschema #1, subschema #2, subschema #3` from the `details` response property `anyOf` list for the response status `422`
  - removed `subschema #1, subschema #2, subschema #3` from the `details` response property `anyOf` list for the response status `429`
  - removed `subschema #1, subschema #2, subschema #3` from the `details` response property `anyOf` list for the response status `500`
- **2026-02-13** `3f6555bfea11` — 1 info
  - endpoint added

---

[Operation](https://skmtc.dev/beeper/apis/beeper-desktop-api/docs/v1/chats/:chatID/messages/:messageID/reactions/post.md) · [API](https://skmtc.dev/beeper/apis/beeper-desktop-api.md) · [Page](https://skmtc.dev/beeper/apis/beeper-desktop-api/changes/v1/chats/:chatID/messages/:messageID/reactions/post)