Rulebook Labs

The rulebook, for the rest of us.

Find the rules that apply to you.

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Everyone has to follow regulations. Almost no one can easily find the ones that apply to them. The rules exist, and they're public. But they're scattered across agencies and buried in documents written for lawyers. When an AI tool tries to help, it sounds just as confident when it's wrong as when it's right.

Rulebook Labs is a group of researchers and software engineers working to change that. We're building an AI research assistant that answers questions about state regulations from the actual text of the regulations, not from the AI's memory. Engineers call this retrieval-augmented generation, or RAG. Every answer points to the exact passages it came from, so you can check it yourself.

A translucent box

Most legal tech is a black box: a question goes in, an answer comes out, and you're asked to trust whatever happened in between. Along the way we stumbled on the idea of a glass box, a system where you can see every step. Then we admitted that's a big promise for a young project. So we're going for a translucent box: more transparency than you're used to. That means showing what the system found, why it answered the way it did, and where it still falls short.

Regulations are where a wrong answer costs the most. We'd rather show you our system's weak spots than hide them.

Two phases

Phase one: getting the answers right.We're measuring how accurately an AI can answer real regulatory questions, testing what improves those answers and what doesn't, and tracking what each improvement costs.
Phase two: working through questions together.Real questions are rarely answered in one shot. Next we'll experiment with new ways for people to work with the system: refining a question step by step toward the best answer for their situation, and keeping what they discover along the way.

Who it's for

Rulebook Labs is built for non-attorneys, the people who have to follow the rules without a law degree. We think of them as citizen researchers.

Where we started

Who we're exploring next

Where we are today

We're early, and we're starting with a slice of Arizona's regulations.