# Content Delivery

This is the read-only API for delivering published content and media to any app, website, device or platform.

It’s worth noting that the JSON output for both Content and Media vary depending on how a given ContentType or MediaType is defined.

## Cultures

Specific to Content in the Content Delivery API.

To request content in a specific language, a culture parameter can be specified. When no culture is specified its treated as invariant and the default language will be returned.

### Access via an Accept-Language header

```http
GET https://cdn.umbraco.io/content
Accept-Language: en-US
```

### Acces via a Query String parameter

```http
GET https://cdn.umbraco.io/content?culture=en-US
```

## [Content endpoints](/umbraco-heartcore/api-documentation/content-delivery/content.md)

Content endpoints for retrieving specific content by ID or URL. It is also possible to retrieve children, descendants and ancestors structured according to the Content tree structure.

## [Media endpoints](/umbraco-heartcore/api-documentation/content-delivery/media.md)

Media endpoints for retrieving specific media by id. It is also possible getting children of a media folder structured according to the Media tree structure.


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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-heartcore/api-documentation/content-delivery.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.