# Is header semantic search still experimental?

**URL:** <https://meta.discourse.org/t/is-header-semantic-search-still-experimental/330864>\
**Category:** Support\
**Tags:** ai, ai-search\
**Created:** [October 14, 2024, 8:23pm UTC](https://meta.discourse.org/t/is-header-semantic-search-still-experimental/330864 "2024-10-14T20:23:09Z")\
**Posts on this page:** 1\
**Showing post:** 1

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**Author:** ![MarcP](https://sea3.discourse-cdn.com/meta/user_avatar/meta.discourse.org/marcp/32/160184_2.png) [@MarcP](https://meta.discourse.org/u/MarcP)\
**Post date:** [October 14, 2024, 8:23pm UTC](https://meta.discourse.org/t/is-header-semantic-search-still-experimental/330864/1 "2024-10-14T20:23:09Z")

</div>

> [@Semantic quick search gives error 500](https://meta.discourse.org/t/semantic-quick-search-gives-error-500/302545/2):
>
> That’s an experimental feature that requires you to enable per post embeddings and to use a re-ranker model, which we are still evaluating the feasibility of. I will move this setting to a hidden one so people don’t enable it by mistake.

I am getting the same issue, however, is the above still applicable? I am still getting the error from the linked topic.

_Ps. Why is “Reply as Linked Topic” not available on closed topics? Would totally make sense. 🤔_

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