Welcome to Klarna Docs
Choose your Acquiring Partner or Platform and explore guides for an effortless integration, designed for growth.
Maximize your sales
Integrate the full set of Klarna features that boost conversion and simplify checkout.
1
On-site Messaging
Show dynamic payment options across your site to drive engagement.
2
Express Checkout
Enable direct checkout from cart or product pages for higher conversion.
3
Dynamic Checkout Presentation
Auto-optimize payment methods per user and region to optimize approval and conversion rates.
4
Conversion and experience optimization
Share rich transactional data for line items, shipping, and order details via API for seamless fulfillment and optimized conversion.
Developer Resources
Tools and references to support your Klarna integration.