Vulnicheck vs Skylos

In-depth architectural comparison of the Vulnicheck and Skylos 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 Vulnicheck when:

• You need dedicated capabilities in the Security domain.
• You prefer remote streaming HTTP/SSE transport architecture.
• Your security boundary fits: No auth required (Free / Open Source).
• Primary tools included: check_package_vulnerabilities, scan_dependencies, scan_installed_packages.

Explore Vulnicheck Details

Choose Skylos 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: Dead-code and unused-file detection, Security, secret, and dependency analysis, AI-generated code verification.

Explore Skylos Details

Feature & Specification Comparison

Specification	Vulnicheck Security	Skylos duriantaco Security
Summary	HTTP MCP Server for comprehensive Python vulnerability scanning and security analysis.	Dead code detection, security scanning, and code quality analysis for Python, TypeScript, and Go. 98% recall with fewer false positives than Vulture. Includes AI-powered remediation.
Category & Scope	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": {
    "vulnicheck": {
      "url": "http://localhost:3000/mcp"
    }
  }
}

{
  "mcpServers": {
    "duriantaco-skylos": {
      "command": "uvx",
      "args": [
        "skylos"
      ]
    }
  }
}

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