Laybuy API to create new Orders, process Refunds or retrieve confirmed Order details
Laybuy by Klarna API.
The Laybuy Merchant API is simple REST-based API. This API can be used by Merchants to integrated directly with Klarna. It helps to create new Klarna orders, process refunds or retrieve past Order details.
It accepts and returns only JSON data. All communication must be completed securely using HTTPS.
For authentication, Laybuy API uses Basic Authentication, where username is your merchant username and the password is your API key. These details are available from the Klarna merchant portal.