MCPs › MCP Guard
Stop AI agents from doing dangerous things through MCP. Wraps any MCP server with allow/block/hold-for-approval guardrails.
Not monetized yet
Turn MCP Guard’s tool calls into revenue: one disclosed sponsored slot, 70% revenue share, fail-open by design.
Install MCP Guard
For anyone using MCP Guard — no Lulu account needed# stdio server — install per the repository README: https://github.com/sidclawhq/mcp-guard
9 field-tested tactics as a designed playbook plus skills your coding agent can run. Free.
Get the Kit →FAQ
MCP Guard installs from source — follow the repository README.
6 out of 100, computed from cross-registry traction signals (installs, stars, registry presence) — never influenced by sponsorship.
Similar servers
Your server?
This is for the person who owns MCP Guard — 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
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Managed hosting with monetization built in — waitlist.
[](https://getlulu.dev/mcps/mcp-guard-79874a)