How do I install x402-tools-mcp?

Pick a client above and copy the generated config. Cursor and VS Code also have a deep link when the server can run locally or remotely.

Is x402-tools-mcp official?

No. Registry-listed is not the same as vendor-official. Read the methodology for the difference.

How is the trust score calculated?

This listing scores 26 (Limited). The formula is published on the methodology page.

MCPpedia

x402-tools-mcp MCP Server | MCPpedia

x402-tools-mcp MCP Server

Name: x402-tools-mcp MCP Server
Author: mizukaizen

melis x402 Tools — 22 pay-per-call APIs for AI agents. No accounts, no API keys. USDC on Base.

Tools Versions Alternatives

Registrymizukaizen

26Limited

Install

~/Library/Application Support/Claude/claude_desktop_config.json

{
  "mcpServers": {
    "mizukaizen-x402-tools-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@melis-ai/x402-tools-mcp@0.1.2"
      ],
      "env": {
        "X402_PAYMENT_HEADER": "YOUR_X402_PAYMENT_HEADER",
        "X402_INTERNAL_KEY": "YOUR_X402_INTERNAL_KEY"
      }
    }
  }
}

Install guide

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Environment

Name	Required	Notes
X402_PAYMENT_HEADER	No	Signed x402 payment token from your wallet client. Set if handling payments manually. Secret.
X402_INTERNAL_KEY	No	Bypass key for trusted internal callers — skips x402 payment flow entirely. Secret.

x402-tools-mcp MCP Server

Install

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