# Form.io Reference Docs

This document contains readily accessible reference information. Look here for error codes, API documentation, and information relevant to working in Form.io.

### Popular topics

<table data-view="cards"><thead><tr><th></th><th></th><th data-hidden data-card-cover data-type="files"></th><th data-hidden></th><th data-hidden data-card-target data-type="content-ref"></th></tr></thead><tbody><tr><td><h4><i class="fa-circle-exclamation">:circle-exclamation:</i> Error Codes</h4></td><td>Diagnose and resolve Form.io errors</td><td></td><td></td><td><a href="/pages/nKd0ez6kzYLi92SLbbik">/pages/nKd0ez6kzYLi92SLbbik</a></td></tr><tr><td><h4><i class="fa-code">:code:</i>  API Docs</h4></td><td>Access Form.io API Docs</td><td></td><td></td><td><a href="https://apidocs.form.io/">https://apidocs.form.io/</a></td></tr><tr><td><h4><i class="fa-sparkles">:sparkles:</i> Releases &#x26; Updates</h4></td><td>Review information about major releases and updates</td><td></td><td></td><td><a href="/pages/2ZeBrcJvR2eGdadFWLyT">/pages/2ZeBrcJvR2eGdadFWLyT</a></td></tr></tbody></table>


---

# 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://help.form.io/reference/readme.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.