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Protect Mcp

MCP server · by scopeblind

AI Agents
npm
v0.13.1

Fail-closed Cedar policy gate + Ed25519 signed receipts for agent tool calls. Denies on any error.

Install

Run one of the commands below, then add the client config underneath.

npm
npx -y protect-mcp

Client configuration

Paste into Claude Desktop, Cursor (mcp.json), VS Code or any MCP client, then restart the client.

mcpServers
{
  "mcpServers": {
    "protect-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "protect-mcp"
      ]
    }
  }
}

About this server

Protect Mcp is listed in the AI Agents category of the MCPNav directory. It is distributed as npm and can be loaded by any client that speaks the Model Context Protocol.

Typical uses include giving your assistant scoped access to the corresponding service so it can answer questions and take actions with real data instead of guessing. Always review what a server can access before you enable it — see our MCP security guide.

Frequently asked questions

What is the Protect Mcp MCP server?

Protect Mcp is an MCP server by scopeblind. Fail-closed Cedar policy gate + Ed25519 signed receipts for agent tool calls. Denies on any error.

How do I install Protect Mcp?

Install it with: npx -y protect-mcp. Then add the JSON config to your client's MCP settings and restart the client.

Is Protect Mcp free to use?

The MCP server itself is free to install. The source is public on https://github.com/scopeblind/scopeblind-gateway. Any third-party API it calls (such as a search or maps API) may require its own key and billing.

Which clients support Protect Mcp?

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