Billie via Klarna

Billie is a Berlin-based Buy Now Pay Later (BNPL) provider that specializes in providing open invoice and deferred payment options to Business-to-Business (B2B) customers. With Billie, merchants can accept invoice payments that are immediately settled in full.

Payment type	Payment flow	Countries	Currencies	Recurring	Refunds	Partial refunds	Multiple partial refunds	Separate captures	Partial captures	Multiple partial captures	Chargebacks
Buy Now Pay Later	Redirect, Inline widget	AT, DE, NL, SE	EUR, SEK

Before you begin

Adyen offers Billie through a Klarna integration. Before you can process Billie payments, you must:

• Build a Klarna integration for the intended platform (Web, iOS, Android, React) and integration (API-only, Drop-in, Components).
• Add Billie in your Customer Area.

Integration requirements

Billie is an extension to a Klarna integration. Wherever you must specify paymentMethod.type, use klarna_b2b to process a Billie payment.

Required fields

Billie requires that your payment request include the company object, which contains details about the company you are invoicing:

Parameter	Required	Description
company.name		The company name.
company.homepage		The company website's home page.
company.registrationNumber		The company's registration number. Required for NL, SE
company.registryLocation		The country code where the company is located.
company.taxId		The company's tax ID.
company.type		The company's type. For example, GmbH or AB.

Payment request and response

The following is a sample /payments request for Billie. Note the required paymentMethod and company objects:

The response to your /payments request depends on which payment flow you are using:

• Redirect
• Inline widget

Redirect to Billie

If you use the default redirect flow, the shopper is redirected to Klarna to complete the payment. The response contains an action object with the information you need to redirect the shopper:

Inline widget

To use the inline widget, your /payments request must include paymentMethod.subtype: sdk.

The shopper completes the payment in your checkout. The /payments response contains:

• resultCode: Pending
• paymentData: A value that you need to submit to the /payments/details endpoint later.
• redirect: Object containing a client token.

Test and go live

Test Billie in your Customer Area with the Billie sandbox.

How do you want to integrate?