Read the release notes for Litium.  

Kustom is upgrading its API infrastructure. By March 31, 2026, all API traffic must transition from klarna.com endpoints to kustom.co endpoints. What does this mean for merchants running the Klarna payment app on Litium 8?...

User improvements and API updates We are excited to introduce the new January Litium release, with new user features and API updates.   Read about the highlights and see what's new. Read the release notes for Litiu...