# Who can run a Checker Node Client

{% hint style="warning" %}
This is an archived page. For the latest information, refer to the [checker guide](/checker-guide.md).
{% endhint %}

Anyone can run a Checker Node Client, as long as they hold a Checker Node License (NFT), or received [delegation](/checker-nodes-explained/delegation.md) from an [NFT Owner](/checker-nodes-explained/delegation/what-is-nft-owner-and-user.md). You can purchase your NFT either from checker.aethir.com, or through secondary market in the future.


---

# 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.aethir.com/checker-nodes-explained/what-is-a-checker-node-client/who-can-run-a-checker-node-client.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.