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Primer is the world's first automation platform for payments. Any merchant can now add Klarna to their checkout in just a few clicks—all without code.

Add Klarna to your checkout in clicks, not code.

Primer is the world's first automation platform for payments. You can now enable Klarna and any other payment service in a few clicks—no code needed.

Set up Klarna in minutes

Click to enable Klarna in your Primer dashboard. Paste in your credentials. Toggle 'on' Klarna in the Checkout Builder—and you're live!

Control how you sell with Klarna

Create conditions based on country, customer and metadata. Choose whether to show or hide Klarna at your checkout.

A unified checkout

With a completely unified checkout and payments integration, Primer lets you truly consolidate your payments stack. You can also add APIs and tools from across the web to build dynamic end-to-end payment flows for the first time.

Primer x Klarna connections

Expand your payments stack with clicks, not code.

Any third-party integration can be a connection—from processors, payment methods and fraud prevention, to KYC services, BI tools, communications platforms and more.

Primer x Klarna checkout

The world's most open, modular checkout.

A super customisable, dynamic, PCI Level 1-compliant checkout for web and mobile. Installed via plugins or 2-lines of code. All configured via Dashboard and powered by Workflows.

Primer x Klarna workflows

Complete end-to-end payment flows for the first time.

A beautiful drag-and-drop interface with advanced settings, and routing on an individual payment method basis.

Primer x Klarna snapshots

Full visibility of your entire payment stack.

Primer is flexible, and easy to use. Get consolidated reporting and actionable insights across your processors, payment methods and other services.

What's included:

Read the details here.

Market availability

Primer is available wherever Klarna is available

Payment methods available

Pay Now by direct debit, Pay Later or Financing. Availability depends on the customer's country


Payments Methods API

Automatic updates


Klarna Buyer Protection

Depending on your contract with Klarna

Payment confirmation



Unified reporting on the Primer dashboard

Max payment delay

Payouts that align with your Klarna setup

Local adaptation

All products are built to be adapted to local preferences and legislations.




Learn more at



Standard Klarna coverage


Pricing is based on a transaction fee. Contact Primer for a quote.

Voi see higher conversion and customer retention with Klarna via Primer.

“We’re seeing really good results for all the new payment methods that we’re adding. It makes us want to continue building out our payment portfolio so we can offer customers what they want. It’s helping us convert more users into active riders”.

Partner directory

Take the first step to smooth shopping. Add Klarna on Primer.

Copyright © 2005-2024 Klarna. Klarna Financial Services UK Ltd is authorised and regulated by the Financial Conduct Authority (“FCA”) for carrying out regulated consumer credit activities (firm reference number 987889), and for the provision of payment services under the Payment Services Regulations 2017 (firm reference number 987816). Klarna Financial Services UK Ltd offers both regulated and unregulated products. Klarna’s Pay in 3 instalments and Pay in 30 days agreements are not regulated by the FCA. Incorporated in England (company number 14290857), with its registered office at 10 York Road, London, SE1 7ND.