---
title: "Payarc (@payarc)"
description: "APIs, generators, stacks and projects published by payarc on Skmtc."
account: "payarc"
---

# Payarc

## APIs

3 public APIs with a stored document.
Each links to its markdown overview; the same address with
`/llms.txt` in place of `.md` lists its operations.
Changes across these APIs: https://skmtc.dev/payarc/feed.md

- [Payarc Connect V3](https://skmtc.dev/payarc/apis/payarc-connect-v3.md): Card-present payments: run POS terminal sales, refunds, voids and pre-auths, and check terminal status
- [payarc-connect](https://skmtc.dev/payarc/apis/payarc-connect.md): Card terminal management: login, daily auto-clear settings, last transaction and server info
- [payarc-sandbox](https://skmtc.dev/payarc/apis/payarc-sandbox.md): Payments: charge cards, manage customers, subscriptions, invoices, refunds and payouts