# 402MCP.org

**Canonical:** https://apis.io/providers/402mcp-org/  
**Website:** https://402mcp.org/  
**APIs profiled:** 0

402MCP.org is the open registry for agentic commerce and HTTP 402 payment solutions. It provides a platform where autonomous AI agents can discover, compare, and integrate self‑custodial payment rails. The site lists solutions, offers documentation, an llms.txt index, and exposes an OpenAPI specification for its MCP API, enabling developers to build and interact with payment endpoints designed for AI-driven transactions.

## Kin Score — 11.0 / 100 (emerging)

Scored 2026-11-06 under rubric 0.27.0. Trend: falling (-7.7 from 18.7).

| Facet | Score |
|---|---|
| Discoverability | 48.2 |
| Contract Quality | 0.0 |
| Contract Governance | 0.0 |
| Operational Transparency | 13.2 |
| Developer Ergonomics | 16.7 |
| Access Clarity | 10.5 |

Regulatory layer — **Payments**: 13.3 (matched via tags).

## Agent readiness — 6.0 (agent-aware)

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

## Access

Unknown — onboarding: unknown, pricing: unknown, trial: no (confidence: low).

## Security (2)

- **402Mcp Org Domain Security** — TLSv1.3 · HSTS · DMARC
- **402Mcp Org Vulnerability Disclosure** — security.txt · contact published

## Tags

Payments, Artificial Intelligence, Agents, Registry, OpenAPI

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/providers/402mcp-org/). Scores are computed from the provider's own public artifacts under a published rubric.