This page is for Afterpay Online Developer, version v1.
For other versions, use one of these documentation indexes:
- Main (default): https://developers.afterpay.com/afterpay-online-developer/main/llms.txt
- v1: https://developers.afterpay.com/afterpay-online-developer/v-1/llms.txt
- Chinese: https://developers.afterpay.com/afterpay-online-developer/chinese/llms.txt
User-Agent header must be supplied with all Merchant API requests prior to placing any live transactions.
For example:
MyAfterpayModule/1.0.0 (E-Commerce Platform Name/1.0.0; PHP/7.0.0; Merchant/60032000) https://merchant.example.com