> For the complete documentation index, see [llms.txt](https://developer.paywall.one/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://developer.paywall.one/payment-orchestration-integration-document/payment-service/15.-payment-confirmation-cancellation.md).

# 15. Payment Confirmation Cancellation

- [1. Product-Based](https://developer.paywall.one/payment-orchestration-integration-document/payment-service/15.-payment-confirmation-cancellation/1.-product-based.md)
- [2. Payment-Based](https://developer.paywall.one/payment-orchestration-integration-document/payment-service/15.-payment-confirmation-cancellation/2.-payment-based.md)