402index MCP Server: Install & Setup

Install 402index in Claude Code

Claude Code

claude mcp add 402index -- npx -y @402index/mcp-server

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

{
  "mcpServers": {
    "402index": {
      "command": "npx",
      "args": [
        "-y",
        "@402index/mcp-server"
      ]
    }
  }
}

Frequently asked questions

What does the 402index MCP server do?

Search 15,000+ paid API endpoints across the L402, x402, and MPP protocols on 402index.io

Is the 402index MCP server free?

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

Does 402index run locally or remotely?

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

How do I add 402index to Claude Code?

Run: claude mcp add 402index -- npx -y @402index/mcp-server

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