MCP Shield

About MCP Shield

Use MCP Shield with your agent

claude mcp add mcp-shield -- npx -y @sophiacave/mcp-shield

{
  "mcpServers": {
    "mcp-shield": {
      "command": "npx",
      "args": [
        "-y",
        "@sophiacave/mcp-shield"
      ]
    }
  }
}

Frequently asked questions

What is MCP Shield?

MCP Shield is an MCP (Model Context Protocol) server by sophiacave in the Security category. Security scanner for MCP servers. SSRF, path traversal, injection, auth, secrets. Grade A-F.

How do I connect MCP Shield to Claude, Cursor, or another MCP client?

Install MCP Shield from its npm package (@sophiacave/mcp-shield) and register it under "mcpServers" in your client's MCP configuration — for example claude_desktop_config.json or Cursor's mcp.json — then restart the client.

Is MCP Shield open source?

Yes — the source code is public at github.com/sophiacave/mcp-shield.

Can AI agents pay to use MCP Shield?

Not yet through Loomal — MCP Shield is listed as a free directory entry. If its maintainer verifies ownership, they can set per-call USDC pricing that agents pay over x402, with settlement on Base.