---
title: "Payments Sign-Up API"
account: nmi
slug: payments-sign-up-api
---

# Payments Sign-Up API

Merchant onboarding: submit payment applications, upload documents and track webhook subscriptions

- Operations: 31
- Versions: 1 (latest `fb067f88923d`)
- License: [Proprietary](https://api.nmipayments.com/license)
- OpenAPI document: https://skmtc.dev/nmi/apis/payments-sign-up-api/revisions/fb067f88923d?raw

## Operations

31 in total, by tag:

- Authentication (1)
- Packages (2)
- Applications (9)
- Webhook Subscriptions (5)
- Webhook Events (14)

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