Agent Security Scanner MCP vs Skillguard

In-depth architectural comparison of the Agent Security Scanner MCP and Skillguard MCP servers. Compare execution transports, security boundaries, tool capabilities, quality scores, and ready-to-paste client installation snippets for Claude, Cursor, Windsurf, and VS Code.

Which MCP Server Should You Choose?

Choose Agent Security Scanner MCP when:

• You need dedicated capabilities in the Security domain.
• You prefer local stdio subprocess transport architecture.
• Your security boundary fits: No auth required (Free / Open Source).
• Primary tools included: Project, file, and Git diff security scans, MCP server, prompt, and agent action checks, AI-suggested package existence verification.

Explore Agent Security Scanner MCP Details

Choose Skillguard when:

• You need dedicated capabilities in the Security domain.
• You prefer local stdio subprocess transport architecture.
• Your security boundary fits: No auth required (Free / Open Source).
• Primary tools included: Exposes a stdio MCP scan_skill tool, Checks SKILL.md files, hooks, and bundled scripts, Includes ten bundled security rule categories.

Feature & Specification Comparison

Specification	Agent Security Scanner MCP Security	Skillguard Security
Summary	Security layer for AI agents: blocks prompt injection, detects fake packages, scans vulnerabilities.	Security scanner for third-party AI agent-skill files (SKILL.md, hooks, scripts) via MCP.
Category & Scope	Security	Security

Tools & Capabilities Breakdown

Ready-to-Paste Client Configurations

Paste either (or both) of these JSON server blocks into your client config file (e.g. claude_desktop_config.json or ~/.cursor/mcp.json).

{
  "mcpServers": {
    "agent-security-scanner-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "agent-security-scanner-mcp"
      ]
    }
  }
}

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

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