# API

The PDH Data Catalogue is built on [CKAN](https://ckan.org/), the world's leading open source data management system. CKAN’s **Action API** is a powerful, RPC-style API that exposes all of CKAN’s core features to API clients.

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Follow the link below to interact with the PDH Data Catalogue API
{% endhint %}

{% embed url="<http://ckan-api.pacificdata.org/dist/>" %}

This API provides live access to the Pacific Data Hub Data Catalogue. Further documentation on the API is available from [https://docs.ckan.org/en/latest/api/index.html](https://docs.ckan.org/en/latest/api/index.html#).

Confirm the version of the API available from the catalogue by requesting <https://pacificdata.org/data/api/3/action/status_show>.


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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.pacificdata.org/catalogue/api.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.