Get started

Welcome! This is where you’ll find all the information you will need to get up and running with Klarna in no time.

Download plug-ins for e-commerce platforms

Klarna offers a number of plug-ins and modules that you can use to quickly integrate Klarna's services into your store. Read more...

Use Klarna with our partners

Klarna has partnered up with leading e-commerce platforms so that you can be up and running without a single line of code. Read more...

Manage your orders through an API

Integrate your back office to manage your orders seamlessly through our XMLRPC API. Read more...


API reference

Do you want to dive into the details? Visit our extensive API documentation. Read more...

Client libraries

Use one of our client libraries to have a fully featured and simple integration with our API. Read more...

Testing

Finish your integration and verify that everything works smoothly using these instructions. Read more...