MCPs › Data & APIs › Provably Fair
Pick giveaway and raffle winners nobody can rig — verifiable by anyone, no API key.
Not monetized yet
Turn Provably Fair’s tool calls into revenue: one disclosed sponsored slot, 70% revenue share, fail-open by design.
Install Provably Fair
For anyone using Provably Fair — no Lulu account needed# stdio server — install per the repository README: https://github.com/gadaffihub/provably-fair-mcp
Real-time weather for any city, built on the lulu-ads widget gallery. First-party, free forever.
View server →FAQ
Provably Fair 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.
Works well together
Your server?
This is for the person who owns Provably Fair — 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/provably-fair)