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

# Quick start

> Learn how to set up and use the GRID API

<Steps>
  <Step title="Sign up for GRID">
    Head over to [app.grid.is](https://app.grid.is) and create an account in just a few seconds.
  </Step>

  <Step title="Add a spreadsheet">
    Once you're logged in, navigate to your [spreadsheets overview](https://app.grid.is/spreadsheets), click **Add Spreadsheet**, and upload your file.

    <Frame>
      <img src="https://mintcdn.com/grid-3bd3a62a/1nzHF26lj26Ph9db/images/upload-spreadsheet.png?fit=max&auto=format&n=1nzHF26lj26Ph9db&q=85&s=93042af681509bbec98426c04e66712e" width="1558" height="1154" data-path="images/upload-spreadsheet.png" />
    </Frame>
  </Step>

  <Step title="Get the spreadsheet id">
    Once it's been uploaded, go to the spreadsheet's **details page** to get the **spreadsheet id**. You'll need this when you call the API.

    <Frame>
      <img src="https://mintcdn.com/grid-3bd3a62a/1nzHF26lj26Ph9db/images/spreadsheet-id.png?fit=max&auto=format&n=1nzHF26lj26Ph9db&q=85&s=f0bd4c3fe9198a71a2a3f1e86d3b7f08" width="1852" height="1720" data-path="images/spreadsheet-id.png" />
    </Frame>
  </Step>

  <Step title="Get an API key">
    Go to your [account settings](https://app.grid.is/account/api-key) and copy your **API key**.
  </Step>

  <Step title="Make your first API request">
    Use your **API key** and **spreadsheet id** to make your first query. Read the [documentation on querying your data](/api-reference/workbooks/calc), and then try it out in the [query playground](/api-reference/workbooks/calc?playground=open).
  </Step>
</Steps>