MCPs › Data & APIs › LongBook Verifier
An MCP server that evaluates whether retrieval methods and AI outputs are grounded in long narrative manuscripts by retrieving evidence and scoring coverage deterministically, without external model APIs. It provides tools for chunking, indexing, retrieval, and evaluation.
Not monetized yet
Turn LongBook Verifier’s tool calls into revenue: one disclosed sponsored slot, 70% revenue share, fail-open by design.
Install LongBook Verifier
For anyone using LongBook Verifier — no Lulu account needed# stdio server — install per the repository README: https://github.com/mormolykos/longbook-rag-eval-lab
9 field-tested tactics as a designed playbook plus skills your coding agent can run. Free.
Get the Kit →FAQ
LongBook Verifier 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
Works well together
Your server?
This is for the person who owns LongBook Verifier — 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/longbook-verifier)