# 2025-11-07: Category Service - new search endpoint and query parameter

## Overview

The Category Service has been enhanced with a new search endpoint that allows searching for categories using a request body. Additionally, the existing GET categories endpoint now supports the `q` query parameter for filtering results.

## New endpoints

| Endpoint                                                                                                                                                                                         | Description                                                            |
| ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ | ---------------------------------------------------------------------- |
| [Searching for categories](https://developer.emporix.io/api-references/api-guides/catalogs-and-categories/category-tree/api-reference/category-resources#post-category-tenant-categories-search) | New endpoint that allows searching for categories with a request body. |

## Updated endpoints

| Endpoint                                                                                                                                                                                        | Description                                                              |
| ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | ------------------------------------------------------------------------ |
| [Retrieving a list of categories](https://developer.emporix.io/api-references/api-guides/catalogs-and-categories/category-tree/api-reference/category-resources#get-category-tenant-categories) | Added support for the standard `q` query parameter to filter categories. |

## Known problems

There are no known problems.


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# Agent Instructions: Querying This Documentation

If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question.

Perform an HTTP GET request on the current page URL with the `ask` query parameter:

```
GET https://developer.emporix.io/changelog/archive/changelog-2025/2025-11-07-category.md?ask=<question>
```

The question should be specific, self-contained, and written in natural language.
The response will contain a direct answer to the question and relevant excerpts and sources from the documentation.

Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.