Kerdos X402 MCP Server: Install & Setup

Install Kerdos X402 in Claude Code

Claude Code

claude mcp add kerdos-x402 -e EVM_PRIVATE_KEY=... -- npx -y kerdos-x402-mcp

mcp.json (Claude Desktop, Cursor, VS Code, Windsurf)

{
  "mcpServers": {
    "kerdos-x402": {
      "command": "npx",
      "args": [
        "-y",
        "kerdos-x402-mcp"
      ],
      "env": {
        "EVM_PRIVATE_KEY": "..."
      }
    }
  }
}

Replace each ... with your own value.

Frequently asked questions

What does the Kerdos X402 MCP server do?

Crypto market intelligence MCP — pay-per-tool-call in USDC on Base via the x402 protocol.

Is the Kerdos X402 MCP server free?

Probably not entirely. The listing mentions pay-per-call, credits or a subscription. Check the provider for current pricing.

Does Kerdos X402 run locally or remotely?

Local. Runs on your machine (stdio). You install it with npx, uvx, Docker or from source.

How do I add Kerdos X402 to Claude Code?

Run: claude mcp add kerdos-x402 -e EVM_PRIVATE_KEY=... -- npx -y kerdos-x402-mcp

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