# Kashflow — Accounting API: gotchas

> Canonical URL: https://developers.apideck.com/apis/accounting/kashflow/gotchas

## GET /accounting/payments

Kashflow only allows to retrieve payments by invoice, so in order to use this endpoint the filter[invoice_number] parameter is required.

[API reference](https://developers.apideck.com/apis/accounting/reference.md) · [Coverage matrix](https://developers.apideck.com/apis/accounting/coverage)