# Overview

Cards provide an API to display basic summary information in a card-based format and are useful for displaying key metrics about a collection.

![Cards](/files/Vy5lP8V5HjoPgWXDf8kO)

Cards can be defined in one of two ways:

{% content-ref url="/pages/7h2AypeKQkNmTZT0M4zZ" %}
[Count Cards](/umbraco-ui-builder/13.latest/cards/count-cards.md)
{% endcontent-ref %}

{% content-ref url="/pages/Z3SJd0p6CWrClGDgo3cW" %}
[Custom Cards](/umbraco-ui-builder/13.latest/cards/custom-cards.md)
{% endcontent-ref %}


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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://docs.umbraco.com/umbraco-ui-builder/13.latest/cards/overview.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.