x402 Conformance

x402 payment safety checks: validate a 402 answer, prove a server never serves before settlement.

What does this entry provide?

x402 Conformance is an MCP server entry in ChatHome Skills, sourced from Official MCP Registry and scored 78/100. As a Model Context Protocol server, it exposes tools that MCP-compatible LLM clients such as Claude, Cursor, and Copilot can call directly, extending an agent's reach beyond its built-in capabilities. ChatHome Skills discovered this entry through its daily ingest of official registries and GitHub discovery queries, and re-verifies repository facts, freshness signals, and install metadata on every run. The quality score weighs official-registry presence, a working install command, license clarity, GitHub star trajectory, and repository freshness — the full formula is on the Sources page. The install command above is ready to copy. Review the last-pushed date and repository status before adding x402 Conformance to a production agent workflow; the snapshot facts below are point-in-time values from the most recent ingest.

Snapshot facts

Source: Official MCP Registry
Quality: 78/100
Install method: npm
Repo: atsp-protocol/x402-conformance
Repo updated: Oct 25, 2026

Install command

npx -y x402-conformance-mcp@1.6.0

Install method: npm

Review the upstream source before running this command.

GitHub project Homepage

Quality

Repo stars

Repo updated

Oct 25, 2026

How is this score calculated?

Weighted across six dimensions, scored 0-100.
Provenance (25): listed in an official or curated registry.
Installability (25): a runnable install command beats a declared transport, which beats a source checkout.
Maintenance (20): recency of the last push; archived entries score zero here.
Adoption (20): repository stars on a log curve.

MCP manifest

{
  "_meta": {
    "io.modelcontextprotocol.registry/official": {
      "status": "active",
      "isLatest": true,
      "updatedAt": "2026-10-25T05:09:22.513278Z",
      "publishedAt": "2026-10-25T05:09:22.513278Z",
      "statusChangedAt": "2026-10-25T05:09:22.513278Z"
    }
  },
  "server": {
    "name": "io.github.atsp-protocol/x402-conformance",
    "title": "x402 Conformance",
    "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
    "version": "1.6.0",
    "packages": [
      {
        "version": "1.6.0",
        "transport": {
          "type": "stdio"
        },
        "identifier": "x402-conformance-mcp",
        "registryType": "npm",
        "registryBaseUrl": "https://registry.npmjs.org"
      },
      {
        "transport": {
          "type": "stdio"
        },
        "identifier": "ghcr.io/atsp-protocol/x402-conformance:1.6.0",
        "registryType": "oci"
      }
    ],
    "repository": {
      "url": "https://github.com/atsp-protocol/x402-conformance",
      "source": "github",
      "subfolder": "ts/mcp"
    },
    "websiteUrl": "https://github.com/atsp-protocol/x402-conformance/blob/main/docs/USING.md",
    "description": "x402 payment safety checks: validate a 402 answer, prove a server never serves before settlement."
  }
}

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