---
title: "Payments"
account: nmi
slug: payments
---

# Payments

Card, ACH and cash transaction processing: submit sales, refunds and voids via one endpoint

- Operations: 1
- Versions: 1 (latest `4c8b19970d5b`)
- Docs: [Public Documentation (Postman)](https://www.postman.com/nmi-integration-support/workspace/nmi-public-documentation/request/5480015-f4b0ec7b-bd84-4094-98c2-67c0b6508a7f)
- OpenAPI document: https://skmtc.dev/nmi/apis/payments/revisions/4c8b19970d5b?raw

## Operations

1 in total, by tag:

- Transactions (1)

Every operation, with a link to its markdown: https://skmtc.dev/nmi/apis/payments/llms.txt