Is the mcpshield MCP server free to use?

Yes. mcpshield is listed on AllMCPs as a free, open Model Context Protocol server you can install into Claude Desktop, Cursor, or any MCP-compatible client.

Is the mcpshield MCP server free to use?

Yes. mcpshield is listed on AllMCPs as a free, open Model Context Protocol server you can install into Claude Desktop, Cursor, or any MCP-compatible client.

Mcpshield

Security scanner for MCP servers - detects tool poisoning and injection

Quick Install

Automated & IDE Setup

Copy the AI prompt to install this server into Claude Code, Cursor, or another agent — or use 1-click editor setup below.

Add to Cursor Add to VS Code

Manual Client & Custom JSON ConfigExpand JSON ▾

Install Config Generator

Choose your client

claude_desktop_config.json

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

💡 Paste into ~/Library/Application Support/Claude/claude_desktop_config.json (macOS) or %APPDATA%\Claude\claude_desktop_config.json (Windows)

Documentation Overview

MCPShield CLI

Scan MCP servers and GitHub repositories for security vulnerabilities.

Install

Terminal

npm install -g mcpshield

Setup

Get a free API key at mcpshield.co/settings, then:

bash

mcpshield auth mcp_sk_your_key_here

Usage

bash

# Scan an HTTP MCP server
mcpshield scan --url https://mcp-server.example.com/mcp

# Scan a GitHub repository
mcpshield scan --github https://github.com/user/repo

# JSON output (for CI/CD)
mcpshield scan --url https://mcp-server.example.com/mcp --json

# Filter by severity
mcpshield scan --url https://mcp-server.example.com/mcp --severity high

Exit Codes

0 — Scan completed, no critical findings
1 — Error (invalid key, rate limit, scan failure)
2 — Scan completed with critical findings

Environment Variables

MCPSHIELD_API_KEY — API key (alternative to mcpshield auth)
MCPSHIELD_API_URL — Custom API endpoint (for self-hosted)

License

MIT

Related MCP Servers

View all in Security View all alternatives

Frequently Asked Questions about Mcpshield

Add the following block to your claude_desktop_config.json under mcpServers: "mcpServers": { "mcpshield": { "command": "npx", "args": ["-y", "mcpshield"] } }

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Technical Specs & Signals

CategorySecurity

0/5 checks healthy over the last 6h

27Quality signal: Emerging · 27/100How this signal is calculated ▾

Server availabilityNot measured

Not scored for repo-hosted servers — we can't reach the running server, only its GitHub page. Hosted MCP endpoints are health-checked live.

Verified ownership8/20

Documentation & tools11/30

Adoption & activity1/15

Community engagement0/10

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More in 🔒 Security →Best MCP servers for Security →Alternatives to Mcpshield →Install in Claude Desktop Install in Cursor Install in VS Code

Documentation Overview

MCPShield CLI

Scan MCP servers and GitHub repositories for security vulnerabilities.

Install

Terminal

npm install -g mcpshield

Setup

Get a free API key at mcpshield.co/settings, then:

bash

mcpshield auth mcp_sk_your_key_here

Usage

bash

# Scan an HTTP MCP server
mcpshield scan --url https://mcp-server.example.com/mcp

# Scan a GitHub repository
mcpshield scan --github https://github.com/user/repo

# JSON output (for CI/CD)
mcpshield scan --url https://mcp-server.example.com/mcp --json

# Filter by severity
mcpshield scan --url https://mcp-server.example.com/mcp --severity high

Exit Codes

0 — Scan completed, no critical findings
1 — Error (invalid key, rate limit, scan failure)
2 — Scan completed with critical findings

Environment Variables

MCPSHIELD_API_KEY — API key (alternative to mcpshield auth)
MCPSHIELD_API_URL — Custom API endpoint (for self-hosted)

License

MIT