Build the checkout form overview
Discover how to integrate Klarna into your checkout, whether through building a custom payment form or utilizing partner's hosted payment page. Choose your path to offer Klarna smoothly.
You have two different ways to present Klarna in your checkout, depending on whether you build your own payment form or rely on J.P. Morgan Payments' Checkout API for presentation.
Option 1: Build your own payment form
If you manage your own checkout UI, you can integrate Klarna in one of the following ways:
Klarna web SDK
Use our web SDK to build the payment selector and offer Klarna as a payment option in your checkout.
- Build the payment form using Klarna API's.
Option 2: Use J.P. Morgan Payments' Checkout API
If you rely on J.P. Morgan Payments' Checkout API and don’t build your own payment selector, Klarna will be shown by default, as per Klarna best practices.
- Integrate Klarna using J.P. Morgan Payments Checkout API.
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