MCPs › hallumark
MCP-native auditor for LLM hallucination and grounding issues in RAG systems. Provides prioritized findings in table, JSON, or SARIF format for CI gating and AI agent integration.
Not monetized yet
Turn hallumark’s tool calls into revenue: one disclosed sponsored slot, 70% revenue share, fail-open by design.
Install hallumark
For anyone using hallumark — no Lulu account needed# stdio server — install per the repository README: https://github.com/cognis-digital/hallumark
9 field-tested tactics as a designed playbook plus skills your coding agent can run. Free.
Get the Kit →FAQ
hallumark installs from source — follow the repository README.
Unrated 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 hallumark — 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/hallumark)