Klarna integration guide

API functions

Add_transaction functions

add_transaction

has_account

get_addresses

mk_addr

mk_goods

mk_goods_flags

activate_invoice

activate_part

delete_invoice

Reservation functions

get_addresses

has_account

reserve_amount

activate_reservation

mk_address

mk_goods

mk_goods_flags

cancel_reservation

change_reservation

split_reservation

reserve_ocr_nums

Monthly cost functions

calc_monthly_cost

total_credit_purchase_cost (Norway only)

apr_annuity (Norway only)

fetch_pclasses

periodic_cost (deprecated)

monthly_cost (deprecated)

Invoice handling functions

return_amount

credit_invoice

credit_part

mk_artno

email_invoice

send_invoice

Special functions

update_goods_quantity

update_charge_amount

update_orderno

invoice_address

invoice_amount

invoice_part_amount

strerror (deprecated)

Test persons

Error codes

English

Swedish

Finnish

Danish

Norwegian

German

Dutch