# KPN RSP Gateway APIs

The KPN RSP Gateway identifies two API interfaces:

* [Transparent APIs](#transparent-apis)
* [Extended APIs](#extended-apis)

## Transparent APIs

SOAP APIs according to GSMA SGP.02 v3.2.

{% content-ref url="../transparent-api/introduction" %}
[introduction](https://docs.kpnthings.com/kpn-things/rsp/transparent-api/introduction)
{% endcontent-ref %}

## Extended APIs

REST APIs offering additional features.

{% content-ref url="../extended-api/introduction" %}
[introduction](https://docs.kpnthings.com/kpn-things/rsp/extended-api/introduction)
{% endcontent-ref %}