Get started with Klarna.

You are about to create a Klarna merchant account and get steps on how to quickly connect to our API.

To get started, you need:

  1. An online store that is fully set-up and live.

  2. To be authorised to set-up payment options available in your online checkout.

  3. A store that runs on a supported or customer eCommerce platform, includingShopify, Magento, WooCommerce and BigCommerce.

Get your business off the ground by offering a smoooth checkout experience.

Would you like to see how Klarna works before starting, or do you have more questions? Contact merchant support.

Are you a developer looking for technical details? Go to our Developers Portal.

Copyright © 2005-2023 Klarna Bank AB (publ). Klarna Bank AB (publ) is authorised and regulated by the Swedish Financial Supervisory Authority. Deemed authorised by the Prudential Regulation Authority. Subject to regulation by the Financial Conduct Authority and limited regulation by the Prudential Regulation Authority. Details of the Temporary Permissions Regime, which allows EEA-based firms to operate in the UK for a limited period while seeking full authorisation, are available on the Financial Conduct Authority’s website. Klarna Bank AB offers both regulated and unregulated products. Klarna’s Pay in 3 instalments and Pay in 30 days agreements are not regulated by the FCA. Klarna Bank AB (publ) registered and head office: Sveavägen 46, 111 34 Stockholm, Sweden. A Swedish public limited company (publikt bankaktiebolag) registered with the Swedish Companies Registration Office with organisation number: 556737-0431.