PkgGuard
Free tier: 30 calls/day, then $0.001/package or $0.003/scan in USDC. Safety check only. Checks package.json, lockfiles, requirements.txt, go.mod, Cargo.lock, poetry.lock or composer.lock (or a package list) against OSV.dev for known vulnerabilities and confirmed-malicious packages. Tools: scan_dependencies, check_package. Free preview tools are free; paid tools charge per call in USDC over x402 (Base, Polygon, Arbitrum or Solana) directly to the publisher. MCPize does not bill for this server.
x402
security
dependencies
+2
|Free tier: 30 calls/day, then $0.001 per package / $0.003 per scan in USDC. Full OSV advisories, up to 100 packages per free scan. Safety check only. Endpoint: https://api.youraitools.co/pkgguard/mcp