Services overview
Product documentation by billing domain
llms.txtProduct documentation by billing domain
Kwit is organized around billing domains. Each guide explains how the feature works in the product and links to the matching API v1 endpoints.
| Guide | Summary |
|---|---|
| Products | Catalog, pricing models, intervals |
| Subscriptions | Lifecycle, renewals, cancellation |
| Invoices | Generation, PDF, QR Bill |
| Dunning | Failed payment retries and recovery |
| Customers | Profiles, collection methods |
| Checkout | Hosted checkout sessions & links |
| Payments | Provider charges and bank transfer |
| Usage billing | Meters, events, credits |
| Webhooks | Event delivery and verification |