# v3.3 API guide (RUX)

The Vectra AI Platform, running the Respond UX (RUX), has a REST API available to help with integration into customer operations such as:

* Programatic polling of system data
* SIEM and SOAR integrations for actionable alerting and response
* Building new custom integrations
* Common task automation

The legacy .pdf documentation for the version this article is about is available for download on the right side of your screen.

Additional Materials:

* [Vectra REST API Documentation Website](https://apidocs.vectra.ai/)
  * This is a live site with the ability to download the API specs in .yaml form and also try live queries against your Vectra tenant.
* [Vectra Platform API Quickstart Tutorial](/configuration/access/api-rux/rux-api-postman-quick-start-guide.md)
* [Vectra Platform API Public Postman Collection](https://www.postman.com/vectra-internal/workspace/vectra-ai/collection/1058623-cc38478b-7261-4e59-8768-1cf61a68ec5d)

Links to articles for specific versions (downloadable .pdf legacy documentation):

* [Vectra SaaS API Guide v3.0 (RUX)](/configuration/access/api-rux/v30-api-guide-rux.md)
* [Vectra SaaS API Guide v3.1 (RUX)](/configuration/access/api-rux/v31-api-guide-rux.md)
* [Vectra SaaS API Guide v3.2 (RUX)](/configuration/access/api-rux/v32-api-guide-rux.md)
* [Vectra Platform API Guide v3.3 (RUX)](/configuration/access/api-rux/v33-api-guide-rux.md)
* [Vectra Platform API Guide v3.4 (RUX)](/configuration/access/api-rux/v34-api-guide-rux.md)

### Change Log

**Added in February 2026 Update:**

Documents existing Proxies endpoint

* `/api/v3.3/proxies`
* `/api/v3.3/proxies/<id>`

### Attachments

{% file src="/files/bP9iB7HsI3eEUt9WfzzX" %}


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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.vectra.ai/configuration/access/api-rux/v33-api-guide-rux.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.