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

# Playground

> Learn how to use the API playground.

Each API endpoint documented in the API Reference displays an interactive playground that gives you
the opportunity to interact with the API. With it, you are able to make requests and preview the responses.

<Steps titleSize="h3">
  <Step title="Select an API endpoint from the API Reference">
    Go to the documentation of any API endpoint from the [API Reference](/api-reference/latest).
  </Step>

  <Step title="Select an environment">
    You can select your [environment](./get-started/environments) (production, test, sandbox) through the select above the path of
    the API endpoint.
  </Step>

  <Step title="Fill out environment variables">
    Make sure to set values for each of the base URL variables ("account", "region", etc.).
  </Step>

  <Step title="Get your hands on an access_token">
    In order to authenticate to your API, you need to generate an access\_token.
    To achieve this, please refer to the [authentication guide](./using-api/authentication).
  </Step>

  <Step title="Fire!">
    You may play around with query parameters, then click on the "Send" button.
  </Step>
</Steps>