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

# Invoice API

> Endpoint for doing doing operations on a invoice

<CardGroup cols={2}>
  <Card title="Download OpenAPI specification" href="https://enfuce-public-resources.s3.eu-central-1.amazonaws.com/public/api/cia/external/invoice/invoice.json" />
</CardGroup>

For any questions, contact us:

* [Enfuce Support Portal](https://enfuce.atlassian.net/servicedesk/customer/portal/6)
* [Enfuce website](https://enfuce.com)

<CardGroup cols={2}>
  <Card title="Get invoice information" icon="arrow-right" href="/payment/api/get-invoice-information" horizontal />

  <Card title="Update an invoice" icon="arrow-right" href="/payment/api/update-an-invoice" horizontal />
</CardGroup>