Apply discount using checkout api

Retired Boards Appdev Custom Storefronts
1

How to apply discount codes on checkout using checkout API?

2

Hi @sardarusama4106

Please see the discount_code field in the API documentation: https://help.shopify.com/en/api/reference/sales-channels/checkout

3

@vix I am trying to hit an checkout API showing error like

{
“errors”: “[API] This action requires merchant approval for read_checkouts scope.”
}
I have an development account. why I am receiving this error?