> For the complete documentation index, see [llms.txt](https://apidocs.arionbanki.is/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://apidocs.arionbanki.is/business-apis/cards-api.md).

# Cards API

Retrieve detailed information on your credit cards, including balances, card details, and transaction history. Each transaction includes any attachments the cardholder has linked via the Arion app or online bank.

### Quick start

Delve straight into how to connect to this service.

{% content-ref url="/pages/XSL7bpjpAwQ9H1G0sHlk" %}
[Cards API Quick Start](/business-apis/cards-api/cards-api-quick-start.md)
{% endcontent-ref %}

### API reference

Look at the endpoints and the data structure or download the open API yaml file.

{% content-ref url="/pages/fTtWH7K1Nt9GvPD7PCJJ" %}
[Cards API Reference](/business-apis/cards-api/cards-api-reference-1.md)
{% endcontent-ref %}