# Invoices

Create, update, finalize, void, pay using a saved payment instrument, and retrieve invoices to issue and track billing for your customers.

## Create invoice

 - [POST /invoices/create](https://api-docs.solidgate.com/api/v2/invoices/create-invoice.md): Creates a new invoice.

## Update invoice

 - [POST /invoices/patch](https://api-docs.solidgate.com/api/v2/invoices/patch-invoice.md): Updates specified fields of a draft invoice.

## Finalize invoice

 - [POST /invoices/finalize](https://api-docs.solidgate.com/api/v2/invoices/finalize-invoice.md): Finalizes a draft invoice.

## Void invoice

 - [POST /invoices/void](https://api-docs.solidgate.com/api/v2/invoices/void-invoice.md): Voids an unpaid invoice.

## Delete invoice

 - [POST /invoices/delete](https://api-docs.solidgate.com/api/v2/invoices/delete-invoice.md): Deletes a draft invoice.

## Get invoice

 - [POST /invoices/get](https://api-docs.solidgate.com/api/v2/invoices/get-invoice.md): Returns the invoice for the provided identifier.

## List invoices

 - [POST /invoices/list](https://api-docs.solidgate.com/api/v2/invoices/list-invoices.md): Returns a paginated list of invoices.

## Pay invoice

 - [POST /invoices/pay](https://api-docs.solidgate.com/api/v2/invoices/pay-invoice.md): Pays a finalized invoice using a saved payment instrument.

## Invoice created

 - [POST InvoiceCreated](https://api-docs.solidgate.com/api/v2/invoices/on-invoice-created.md): Webhook sent when a new invoice is created.

## Invoice updated

 - [POST InvoiceUpdated](https://api-docs.solidgate.com/api/v2/invoices/on-invoice-updated.md): Webhook sent when an invoice is updated.

## Invoice finalized

 - [POST InvoiceFinalized](https://api-docs.solidgate.com/api/v2/invoices/on-invoice-finalized.md): Webhook sent when an invoice is finalized.

## Invoice finalization failed

 - [POST InvoiceFinalizationFailed](https://api-docs.solidgate.com/api/v2/invoices/on-invoice-finalization-failed.md): Webhook sent when an invoice finalization fails.

## Invoice paid

 - [POST InvoicePaid](https://api-docs.solidgate.com/api/v2/invoices/on-invoice-paid.md): Webhook sent when an invoice is paid.

## Invoice voided

 - [POST InvoiceVoided](https://api-docs.solidgate.com/api/v2/invoices/on-invoice-voided.md): Webhook sent when an invoice is voided.

## Invoice deleted

 - [POST InvoiceDeleted](https://api-docs.solidgate.com/api/v2/invoices/on-invoice-deleted.md): Webhook sent when an invoice is deleted.

## Invoice payment failed

 - [POST InvoicePaymentFailed](https://api-docs.solidgate.com/api/v2/invoices/on-invoice-payment-failed.md): Webhook sent when an invoice payment fails.

## Invoice payment refunded

 - [POST InvoicePaymentRefunded](https://api-docs.solidgate.com/api/v2/invoices/on-invoice-payment-refunded.md): Webhook sent when an invoice payment is refunded.