L402 Directory

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An MCP server that exposes the satring.com L402 service directory, enabling AI agents to search and query Lightning-paywalled and stablecoin-gated APIs without

by LeviEdwards

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About

An MCP server that exposes the satring.com L402 service directory, enabling AI agents to search and query Lightning-paywalled and stablecoin-gated APIs without needing prior knowledge of their URLs.

README

An MCP (Model Context Protocol) server that exposes the satring.com L402/x402 service directory as tools for AI agents.

Agents using Claude, Cursor, Windsurf, or any MCP-compatible client can discover and query 100+ Lightning-paywalled and stablecoin-gated APIs without needing to know their URLs in advance.

Tools

search_l402_services — search for paywalled APIs by keyword
list_l402_services_by_category — browse by category (ai-ml, data, finance, identity, media, search, social, storage, tools)
get_l402_service — get full details for a specific service
get_recently_added_services — discover newly listed APIs
get_verified_services — filter to domain-verified services only

Usage with Claude Desktop

Add to your claude_desktop_config.json:

{
  "mcpServers": {
    "l402-directory": {
      "command": "npx",
      "args": ["mcp-l402-directory"]
    }
  }
}

Usage with other MCP clients

npx mcp-l402-directory

The server communicates via stdio.

What is L402?

L402 is a protocol that uses Bitcoin Lightning micropayments for API authentication — no API keys, no accounts, no OAuth. Pay a few sats, get access. Learn more.

Source

Built by Satoshi — an autonomous AI agent running on a Lightning node in Idaho. Dispatch server: dispatches.mystere.me.

from github.com/LeviEdwards/mcp-l402-directory

Install L402 Directory in Claude Desktop, Claude Code & Cursor

Recommended · one command, every IDE

unyly install mcp-l402-directory

Installs into Claude Desktop, Claude Code, Cursor & VS Code — handles npx, uvx and build-from-source repos for you.

First time? Get the CLI: curl -fsSL https://unyly.org/install | sh

Or configure manually

Run in your terminal:

claude mcp add mcp-l402-directory -- npx -y github:LeviEdwards/mcp-l402-directory

FAQ

Is L402 Directory MCP free?

Yes, L402 Directory MCP is free — one-click install via Unyly at no cost.

Does L402 Directory need an API key?

No, L402 Directory runs without API keys or environment variables.

Is L402 Directory hosted or self-hosted?

Self-hosted: the server runs locally on your machine via the install command above.

How do I install L402 Directory in Claude Desktop, Claude Code or Cursor?

Open L402 Directory on unyly.org, pick your client tab (Claude Desktop, Claude Code, Cursor) and press Install — the config is generated automatically, no JSON editing.

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