MCPs › Security › packageguard
x402-gated safety checker for npm and PyPI packages, built for AI coding agents to call before running `npm install` or `pip install`. Flags nonexistent or typosquatted package names, known CVEs via OSV.dev, and suspiciously new or low-download packages. $0.005 USDC per check on Base mainnet.
Not monetized yet
Turn packageguard’s tool calls into revenue: one disclosed sponsored slot, 70% revenue share, fail-open by design.
Install packageguard
For anyone using packageguard — no Lulu account neededclaude mcp add --transport http packageguard https://packageguard--dan-dy0t.run.tools
Real-time weather for any city, built on the lulu-ads widget gallery. First-party, free forever.
View server →FAQ
Run: claude mcp add --transport http packageguard https://packageguard--dan-dy0t.run.tools
Yes — it’s a remote MCP server, so no local install is needed.
ChatGPT: Settings → Connectors → Advanced → Developer mode → Add connector, then paste https://packageguard--dan-dy0t.run.tools.
Claude.ai: Settings → Connectors → Add custom connector, then paste the same URL.
Unrated out of 100, computed from cross-registry traction signals (installs, stars, registry presence) — never influenced by sponsorship.
Similar servers
Works well together
Your server?
This is for the person who owns packageguard — adds Lulu Ads to your own code. Not the install steps above, those are for your users.
Copies a ready prompt: your coding agent installs the lulu-ads SDK, wires the slot, and applies the widget design guide.
or set up manually at getlulu.dev/publishers
Get verified so you can edit the page. Your badge is already live below — no claim needed for that.
Managed hosting with monetization built in — waitlist.
[](https://getlulu.dev/mcps/packageguard-4dd407)