# Detect if a topic has a new post

**URL:** <https://meta.discourse.org/t/detect-if-a-topic-has-a-new-post/73880>\
**Category:** Product Support\
**Tags:** webhooks\
**Created:** [November 11, 2017, 5:39am UTC](https://meta.discourse.org/t/detect-if-a-topic-has-a-new-post/73880 "2017-11-11T05:39:06Z")\
**Posts on this page:** 1\
**Showing post:** 4

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**Author:** ![cpradio](https://sea3.discourse-cdn.com/meta/user_avatar/meta.discourse.org/cpradio/32/4970_2.png) [@cpradio](https://meta.discourse.org/u/cpradio)\
**Post date:** [November 11, 2017, 1:26pm UTC](https://meta.discourse.org/t/detect-if-a-topic-has-a-new-post/73880/4 "2017-11-11T13:26:23Z")

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There is also [update a topic timestamp](http://docs.discourse.org/#tag/Topics%2Fpaths%2F~1t~1%7Bid%7D~1change-timestamp%2Fput), which might be what you want.

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_[View the full topic](https://meta.discourse.org/t/detect-if-a-topic-has-a-new-post/73880)._