pentagonal-mcp

pentagonal-mcp

MCP server for Pentagonal — the AI-powered smart contract forge.

Tools

Tool	Description	Auth
pentagonal_lookup	Token intelligence — price, holders, LP lock, honeypot, source code	Free (rate limited)
pentagonal_audit	8-agent security pen test with severity grouping and PoC exploits	$5 (credit or x402)
pentagonal_generate	Generate contracts from natural language (Solidity + Anchor/Rust)	$5 (credit or x402)
pentagonal_fix	Fix a specific vulnerability while preserving functionality	Free (rate limited)
pentagonal_compile	Compile Solidity to ABI + bytecode + gas estimates	Free (rate limited)
pentagonal_rules	View accumulated self-learning security rules	Free
pentagonal_chains	List all supported blockchains	Free

Supports Ethereum, Base, Polygon, Arbitrum, Optimism, BSC, Avalanche, and Solana.

Setup

Claude Desktop (stdio)

Add to claude_desktop_config.json:

{
  "mcpServers": {
    "pentagonal": {
      "command": "npx",
      "args": ["-y", "pentagonal-mcp"],
      "env": {
        "PENTAGONAL_KEY": "your-api-key"
      }
    }
  }
}

Claude Code / Cursor / Windsurf (HTTP)

Add to your MCP config:

{
  "mcpServers": {
    "pentagonal": {
      "type": "http",
      "url": "https://www.pentagonal.ai/api/mcp",
      "headers": {
        "x-pentagonal-api-key": "your-api-key"
      }
    }
  }
}

Get an API Key

• Sign in at pentagonal.ai
• Click your avatar → 🔑 API Keys
• Generate a key — it's shown once, copy it immediately

Payment Options

• Credits — $5 per audit or generate, buy via the web app (EVM or Solana)
• x402 — agents pay per-use with USDC on Base (no account needed)
• API key — use your credit balance programmatically
• Free tools — fix, compile, lookup, rules, chains are free for everyone

Links

• 🌐 pentagonal.ai
• 📦 GitHub
• 🐦 @Pentagonalai

License

MIT