# December 4, 2025 - History field removed from the Alarm API

**URL:** <https://community.cumulocity.com/t/december-4-2025-history-field-removed-from-the-alarm-api/14093>\
**Category:** Platform services\
**Tags:** Api-change, platform-services, rest-api\
**Created:** [December 5, 2025, 7:05am UTC](https://community.cumulocity.com/t/december-4-2025-history-field-removed-from-the-alarm-api/14093 "2025-12-05T07:05:30Z")\
**Posts on this page:** 1\
**Page:** 1

<div class="post-metadata">

**Author:** ![cumulocity](https://dub1.discourse-cdn.com/flex005/user_avatar/community.cumulocity.com/cumulocity/32/31990_2.png) [@cumulocity](https://community.cumulocity.com/u/cumulocity)\
**Post date:** [December 5, 2025, 7:05am UTC](https://community.cumulocity.com/t/december-4-2025-history-field-removed-from-the-alarm-api/14093/1 "2025-12-05T07:05:30Z")

</div>

## Context

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**Change Type:** API change  
**Product area:** Platform services  
**Component:** REST API  
**Deployed at:** [eu.latest.cumulocity.com](http://eu.latest.cumulocity.com), [apj.cumulocity.com](http://apj.cumulocity.com), [jp.cumulocity.com](http://jp.cumulocity.com), [cumulocity.com](http://cumulocity.com), [us.cumulocity.com](http://us.cumulocity.com)

> **Technical details**
>
> **Build artifact:** cumulocity (2025.380.0)  
> **Internal ID:** MTM-57209

## Description

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The deprecated `history` field has been removed from the Alarm API. Previously, this field always returned  
an empty list. The field is no longer returned by the API, allowing it to be used as a custom fragment.