> ## Documentation Index
> Fetch the complete documentation index at: https://doc.lucidworks.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Query APIs

[localhost link]: http://localhost:3000/docs/4/fusion-server/reference/api/query/overview

[mintlify link]: https://doc.lucidworks.com/docs/4/fusion-server/reference/api/query/overview

[old doc.lw link]: https://doc.lucidworks.com/fusion-server/4.2/10909

Query operations allow you to retrieve data from your index. There are several REST APIs for query operations:
import { LwTemplate } from '/snippets/LwTemplate.jsx';

<LwTemplate />

* [Query API](/docs/4/fusion-server/reference/api/query/query-api)
* [Query Pipelines API](/docs/4/fusion-server/reference/api/query/query-pipelines-api)
* [Query Profiles API](/docs/4/fusion-server/reference/api/query/query-profiles-api)
* [Query Rewrite API](/docs/4/fusion-server/reference/api/query/query-rewrite-api)
* [Query Stages API](/docs/4/fusion-server/reference/api/query/query-stages-api)