GhostKey — Route Paid APIs with x402

Web APIs Streamable HTTP v1.1.1

Find paid APIs, check access policy and price, and route x402 requests. No autonomous spending.

View source ↗ Website ↗ Generate config for multiple servers More servers

Install

Pin version unavailable — hosted endpoints aren’t versioned

Streamable HTTP
https://squeezeos-api.onrender.com/mcp/ghostkey

Setup by client

Pick your client — the config below is generated for this server (hosted endpoint). Copy respects the “Pin version” switch above.

Remote (hosted) endpoint

https://squeezeos-api.onrender.com/mcp/ghostkey

Claude Desktop: Settings → Connectors → Add custom connector, paste this URL.

Format verified against the official Claude Desktop docs ↗.

terminal

claude mcp add --transport http ghostkey https://squeezeos-api.onrender.com/mcp/ghostkey

Format verified against the official Claude Code docs ↗.

.cursor/mcp.json (hosted endpoint)

{
  "mcpServers": {
    "ghostkey": {
      "url": "https://squeezeos-api.onrender.com/mcp/ghostkey"
    }
  }
}

Format verified against the official Cursor docs ↗.

.vscode/mcp.json (hosted endpoint)

{
  "servers": {
    "ghostkey": {
      "type": "http",
      "url": "https://squeezeos-api.onrender.com/mcp/ghostkey"
    }
  }
}

Format verified against the official VS Code docs ↗.

mcp_config.json (hosted endpoint)

{
  "mcpServers": {
    "ghostkey": {
      "serverUrl": "https://squeezeos-api.onrender.com/mcp/ghostkey"
    }
  }
}

Format verified against the official Windsurf docs ↗.

About this server

Distributed as Streamable HTTP, listed under Web APIs. Review our MCP security guide before granting access to real data.

Frequently asked questions

How do I install GhostKey — Route Paid APIs with x402?

Run the install command shown above, then paste the config for your client (Claude Desktop, Claude Code, Cursor, VS Code or Windsurf) into its MCP settings and restart the client.

Is GhostKey — Route Paid APIs with x402 free to use?

The MCP server itself is free to install. The source is public on https://gitlab.com/timothy.walton45/sml-portfolio. Any third-party service it calls may require its own API key and account.

Which clients support GhostKey — Route Paid APIs with x402?

Any MCP-compatible client can use it, including Claude Desktop, Claude Code, Cursor, VS Code, Windsurf and custom agents.

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