402MCP.org — HTTP 402 & Agent Payment Registry

org.402mcp/registryVersion 1.1.1

Decode HTTP 402 challenges (L402, x402, MPP) and choose agent payment rails from an open registry.

Status

Check pendingNo check has run yet. First checks run within 24 hours.

We could not refresh it, so this page shows the last copy.

Data from the official MCP Registry, checked by run.zero. How we check

Streamable HTTP

https://402mcp.org/api/v1/mcpCheck pending

claude mcp add --transport http registry https://402mcp.org/api/v1/mcp

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Settings > Connectors > Add custom connector
Name: registry
Remote MCP server URL: https://402mcp.org/api/v1/mcp

{
  "mcpServers": {
    "registry": {
      "url": "https://402mcp.org/api/v1/mcp"
    }
  }
}

code --add-mcp '{"name":"registry","type":"http","url":"https://402mcp.org/api/v1/mcp"}'

Streamable HTTP

npm: @402mcp/mcp 1.1.1

Package only

claude mcp add registry -- npx -y @402mcp/mcp@1.1.1

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Tool list appears after the first check.

Registry status: Active
Published: Oct 16, 2026
Updated: Oct 16, 2026
Website: https://402mcp.org/⁠ (opens in a new tab)
Repository: https://github.com/402MCP/402mcp⁠ (opens in a new tab)
Categories (suggested): Finance and paymentsSuggested categories are assigned automatically from the registry text and may be wrong. Verified operators can correct them.
GDPR: Not declared