[Klarna][Checkout v2] What is the advantage to pass the «discount_rate» parameter with a cart item instead of including this discount into the «unit_price» parameter?

[dmitry_fedyuk (Dmitrii Fediuk)]

https://developers.klarna.com/en/se/kco-v2/checkout-api#cart-item-object-properties

[dmitry_fedyuk (Dmitrii Fediuk)]

See also:

• [Klarna][Checkout v2] Whether a unit_price includes discount_rate or not?

[dmitry_fedyuk (Dmitrii Fediuk)]

I have got an answer from the Klarna’s support:

We recommend having it as a cart items because we’ve encountered numerous rounding issues when you starting sending in discount as a % on the items.