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

# Introduction

> Learn how to interact with Openlayer programmatically

The Reference section contains the technical specifications for using Openlayer programmatically.

Unlike the guides in the [Documentation section](/introduction), this part does not
walk you through workflows. Instead, it provides the source of truth for:

<CardGroup cols={3}>
  <Card title="Openlayer SDKs" icon="cuboid" href="/api-reference/sdk/overview">
    Methods and their parameters.
  </Card>

  <Card title="Openlayer CLI" href="/api-reference/cli/overview" icon="code">
    Commands and flags.
  </Card>

  <Card title="Openlayer REST API" icon="globe" href="/api-reference/rest/overview">
    Endpoints, schemas, and responses.
  </Card>
</CardGroup>