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

# Connect Flatchr with API Key – StackOne Hub

> Link a Flatchr account in the StackOne Hub using API Key. End-user guide to authorize the integration and start using Flatchr actions.

<Warning>Your API key is shown in account settings and grants access to your recruitment data. Keep it secure and never share it publicly.</Warning>

<section data-guide-section data-guide-scopes="">
  <h2>Generate your API credentials</h2>

  <p>Retrieve your API key and Company Key from your Flatchr account.</p>

  <Steps>
    <Step title="Open advanced settings">
      <div data-guide-step data-guide-scopes="" data-guide-display-scopes-list="">
        <p>Sign in to Flatchr, then open <strong>Advanced Settings</strong> and select the <strong>Advanced > API</strong> section.</p>
      </div>
    </Step>

    <Step title="Copy the API key and Company Key">
      <div data-guide-step data-guide-scopes="" data-guide-display-scopes-list="">
        <p>Copy your <strong>API key</strong> and your <strong>Company Key</strong>. Store them securely.</p>
      </div>
    </Step>
  </Steps>
</section>

<section data-guide-section data-guide-scopes="">
  <h2>Find your subdomain slug</h2>

  <p>The slug is the subdomain of your Flatchr career site.</p>

  <Steps>
    <Step title="Locate the subdomain">
      <div data-guide-step data-guide-scopes="" data-guide-display-scopes-list="">
        <p>Under <strong>Settings > Advanced > Subdomain Configuration</strong>, note your subdomain. For a career site at [https://flatchr.flatchr.io](https://flatchr.flatchr.io) the slug is `flatchr`.</p>
      </div>
    </Step>
  </Steps>
</section>

<div data-whitelabel-hide>
  <h2>Linking the Account from the Hub</h2>

  <Steps>
    <Step title="Navigate to the Hub">
      Use one of the three <a href="/guides/accounts-section#linking-accounts">Linking Account Methods</a> to access the Hub.
    </Step>

    <Step title="Fill out the fields">
      Fill out the following fields using details from your provider:

      <ul>
        <li><strong>API Key</strong></li>
        <li><strong>Company ID</strong></li>
        <li><strong>Subdomain</strong></li>
      </ul>
    </Step>

    <Step title="Connect">
      <ul>
        <li>Click <strong>Connect</strong></li>
        <li>If applicable, the provider will redirect you to a sign-in or authorization page. Complete the provider's authorization flow.</li>
        <li>Once authorization is successful, you will see a confirmation popup</li>
      </ul>
    </Step>
  </Steps>

  <p>If the account linking is successful, you will see the newly linked account in your <a href="/guides/accounts-section">Accounts</a> page.</p>
</div>