---
title: "Changes to Acknowledge an alert"
method: POST
path: "/api/alerting/v2/alerts/{group_hash}/_ack"
---

# Changes to Acknowledge an alert

`POST /api/alerting/v2/alerts/{group_hash}/_ack`

> Every recorded change to this endpoint, newest first.

## Timeline

Changed in 1 of 106 revisions.

- **2026-08-17** `e9badbb5da99` — 1 info

## Changes

- **2026-08-17** `e9badbb5da99` — 1 info
  - endpoint added

---

[Operation](https://skmtc.dev/elastic/apis/kibana-apis/docs/api/alerting/v2/alerts/:group_hash/_ack/post.md) · [API](https://skmtc.dev/elastic/apis/kibana-apis.md) · [Page](https://skmtc.dev/elastic/apis/kibana-apis/changes/api/alerting/v2/alerts/:group_hash/_ack/post)