> ## Documentation Index
> Fetch the complete documentation index at: https://docs.visitorquery.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Introduction

> Learn about the multiple ways to integrate VisitorQuery with your website or app

The VisitorQuery check API can be called from any client device that can run Javascript or call an HTTP endpoint.
For the most comprehensive and accurate results, we recommend using the Javascript variant as it uses the entire suite of checks that we have available.
For more restricted environments we have a lighter variant that is a basic HTTP call.

<CardGroup cols={2}>
  <Card title="Javascript variant" icon="scroll" href="javascript">
    Recommended for most use cases, this variant uses the full suite of checks that we have available
  </Card>

  <Card title="Basic variant - HTTP call" icon="arrow-right-arrow-left" href="no-javascript">
    For use cases where you cannot run Javascript, this variant uses a basic HTTP calls
  </Card>
</CardGroup>