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Claude Desktop x402 Payment Request Parser x402_parse_payment_request

How to: Claude Desktop x402 Payment Request Parser x402_parse_payment_request

client:Claude Desktop transport:streamable-http tool:x402_parse_payment_request

Add x402 Payment Request Parser to Claude Desktop

  1. 01

    Open ~/Library/Application Support/Claude/claude_desktop_config.json and merge this in. Keep any servers already there.

{
  "mcpServers": {
    "x402-safety-kit": {
      "command": "npx",
      "args": [
        "-y",
        "mcp-remote",
        "https://x402-safety-kit-production.mk-career-planning.workers.dev/mcp"
      ]
    }
  }
}
  1. 02

    Save the file and restart Claude Desktop.

  2. 03

    Ask for something x402_parse_payment_request does. Claude Desktop lists the server's tools on connect and calls x402_parse_payment_request itself — you do not invoke it by name.

  3. 04

    If nothing happens, check the server is running and that x402 Payment Request Parser's identifier in your config matches the one above exactly.

Claude Desktop has no remote transport in its config file, so this bridges through mcp-remote. Restart the app after saving. Claude Desktop docs

Same tool, other clients

This list was read from the server itself, by connecting to it and calling tools/list on 17 October 2026. It is what the server actually exposes, not what its listing claims.

Mutating and Read-only are read off each tool's name, not its schema — a hint, not a guarantee. The registry stores tool names only; connect the server for its live schemas.