# Versapay API Reference

**Canonical:** https://apis.io/apis/versapay/versapay-api-reference/  
**Provider:** Versapay — https://apis.io/providers/versapay/  
**Base URL:** https://secure.versapay.com  
**Documentation:** https://developers.versapay.com/

Versapay API Reference is one of 2 APIs that [Versapay](https://apis.io/providers/versapay/) publishes on the [APIs.io](https://apis.io/) network, described by a machine-readable OpenAPI specification. Tagged areas include Accounts Receivable, Payment Acceptance, Invoicing, Card Present, and Webhook. The published artifact set on APIs.io includes an OpenAPI specification, API documentation, and an API reference.

The core Versapay platform REST API (v1.3.35, OpenAPI 3.0.0, 86 documented paths) covering the Collaborative AR and payment-acceptance surface: onboarding applications, wallets, orders and order transactions, gift cards, card-present EMV, reference data, settlement reporting, autopay, customers, invoices and invoicing payments, divisions, notifications, collaboration, file imports, and webhooks. Authenticated with HTTPS Basic access authentication (API Token and Key) against a UAT sandbox and production.

## Machine-readable artifacts (6)

- **OpenAPI** — https://raw.githubusercontent.com/api-evangelist/versapay/refs/heads/main/openapi/versapay-api-reference.json
- **Documentation** — https://developers.versapay.com/
- **APIReference** — https://developers.versapay.com/
- **Overlay** — https://raw.githubusercontent.com/api-evangelist/versapay/refs/heads/main/overlays/versapay-api-reference-overlay.yaml
- **ToolCrosswalk** — https://raw.githubusercontent.com/api-evangelist/versapay/refs/heads/main/mcp/versapay-tool-crosswalk.yml
- **APIsJSON** — https://raw.githubusercontent.com/api-evangelist/versapay/refs/heads/main/apis.yml

## Other Versapay APIs (1)

- [Versapay Ecommerce API](https://apis.io/apis/versapay/versapay-ecommerce-api/)

## Tags

Accounts Receivable, Payment Acceptance, Invoicing, Card Present, Webhook

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/apis/versapay/versapay-api-reference/). The API's provider profile, Kin Score and agent-readiness rating are at https://apis.io/providers/versapay/.