Pentagonal vs MCP Security Audit

In-depth architectural comparison of the Pentagonal and MCP Security Audit 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 Pentagonal when:

• You need dedicated capabilities in the Security domain.
• You prefer local stdio subprocess transport architecture.
• Your security boundary fits: API Key required (Freemium).
• You have access to required keys: PENTAGONAL_KEY.
• Primary tools included: pentagonal_lookup, pentagonal_audit, pentagonal_generate.

Explore Pentagonal Details

Choose MCP Security Audit 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: Remote npm registry security checks, Critical-to-low severity reporting, CVE, CVSS, CWE, and advisory references.

Feature & Specification Comparison

Specification	Pentagonal Pentagonal-ai Security	MCP Security Audit qianniuspace Security
Summary	AI-powered smart contract security forge with 8-agent adversarial pen test. Generate, audit, fix, and compile contracts across 8 chains (Ethereum, Solana, Polygon, Base, Arbitrum, Optimism, BSC, Avalanche). Token intelligence with honeypot detection. x402 USDC payments for autonomous agents.	A powerful MCP (Model Context Protocol) Server that audits npm package dependencies for security vulnerabilities. Built with remote npm registry integration for real-time security checks.
Category & Scope

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": {
    "pentagonal-ai-pentagonal": {
      "command": "npx",
      "args": [
        "-y",
        "pentagonal-mcp"
      ],
      "env": {
        "PENTAGONAL_KEY": "YOUR_PENTAGONAL_KEY_HERE"
      }
    }
  }
}

{
  "mcpServers": {
    "qianniuspace-mcp-security-audit": {
      "command": "npx",
      "args": [
        "-y",
        "@smithery/cli"
      ]
    }
  }
}

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