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

# API Resources

> Learn about the core resources that power Paylias

<Columns cols={2}>
  <Card title="Authentication" icon="lock" href="/concepts/authentication">
    How authentication works
  </Card>

  <Card title="Idempotence" icon="copy" href="/concepts/idempotence">
    Guarantee safe retries and prevent duplicate operations
  </Card>
</Columns>

<Columns cols={2}>
  <Card title="Organization" icon="building" href="/concepts/organization">
    Manage your organization
  </Card>

  <Card title="Namespace" icon="badge-check" href="/concepts/namespace">
    Create namespaces to issue aliases
  </Card>
</Columns>

<Columns cols={2}>
  <Card title="Customers" icon="users" href="/concepts/customers/overview">
    Issue and manage aliases for individuals and businesses
  </Card>

  <Card title="Payments" icon="dollar-sign" href="/concepts/payments/overview">
    Learn how to move money with Paylias
  </Card>
</Columns>