# PagAmerican Data API > Query your sales data programmatically. ## Docs - [Webhooks](https://docs.pagamerican.app/webhooks/overview.md): Receive automatic notifications whenever something happens in your checkouts and orders. - [Delivery and logs](https://docs.pagamerican.app/webhooks/delivery.md): Timeouts, retries, idempotency, delivery logs, and troubleshooting. - [Initiate checkout](https://docs.pagamerican.app/webhooks/initiate-checkout.md): Fires when the buyer starts the checkout. - [Purchase approved](https://docs.pagamerican.app/webhooks/purchase-approved.md): Fires when a purchase is approved. - [Abandoned cart](https://docs.pagamerican.app/webhooks/abandoned-cart.md): Fires when a checkout session is abandoned. - [Order status updated](https://docs.pagamerican.app/webhooks/order-status-updated.md): Fires on every order status change. - [Order refunded](https://docs.pagamerican.app/webhooks/order-refunded.md): Fires when a refund is confirmed. ## OpenAPI Specs - [openapi](https://docs.pagamerican.app/openapi.json)