# Checkout

**Canonical:** https://apis.io/providers/checkout/  
**Website:** https://www.checkout.com  
**APIs profiled:** 2

Checkout is a global payments platform offering a suite of APIs and tools that enable businesses to accept, process, and manage online payments. It provides unified payments API, hosted payment pages, mobile SDKs, fraud detection, authentication, issuing, payouts, and advanced features like AI-driven intelligent acceptance and real‑time account updates. Checkout serves enterprises across e‑commerce, marketplaces, travel, gaming, fintech, and more, delivering high‑performance, secure, and scalable payment solutions worldwide.

## Kin Score — 57.2 / 100 (strong)

Scored 2026-10-09 under rubric 0.23.0.

| Facet | Score |
|---|---|
| Discoverability | 60.7 |
| Contract Quality | 52.5 |
| Contract Governance | 79.1 |
| Operational Transparency | 39.5 |
| Developer Ergonomics | 54.8 |
| Access Clarity | 52.6 |

Regulatory layer — **Payments**: 32.1 (matched via tags).

## Agent readiness — 35.1 (agent-ready)

| Dimension | Value |
|---|---|
| Spec Presence | yes |
| Agentic Access | no |
| Reversibility Documented | no |
| MCP Server | documented |
| Auth Clarity | served |
| Idempotency | no |
| Error Semantics | no |
| OpenAPI Examples | no |
| Rate Limit Signal | no |
| Event Surface Described | unknown |
| Agent Skills | no |
| Well Known Catalog | no |
| Consent Identity | no |
| Agent Card | no |
| Dry Run Mode | no |
| Delegated Identity | served |
| Protected Resource Metadata | no |
| Dynamic Client Registration | yes |
| Agentic Commerce | no |

## APIs (2)

- **Checkout API** — Checkout API provides payment processing endpoints as documented in the API reference.
- **Checkout API** — Checkout API as documented publicly: 4 operations. Contract generated from the documentation by API Evangelist (2026-10-08); not the provider's own document.

## Security (3)

- **Checkout Authentication** — 1 scheme
- **Checkout Domain Security** — TLSv1.3 · DMARC
- **Checkout Vulnerability Disclosure** — Bugcrowd

## Tags

Payments, Fintech, API, E-commerce, Global

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/providers/checkout/). Scores are computed from the provider's own public artifacts under a published rubric.