an intelligence layer for founders

market simulation, before you build.seesaw.

Seesaw stress-tests your idea — market size, competitors, PMF signal, and a straight verdict — before you spend six figures finding out the hard way.

by fulcrum.

what seesaw does

Every idea feels obvious from the inside.

Seesaw is the outside view. Tell it what you're building, answer a few follow-up questions by voice or text, and a set of research agents goes to work — sizing the market, scouting competitors, reading real sentiment, and modeling the economics — so you get a grounded verdict instead of a gut feeling.

input

A short form, plus a quick voice or text conversation.

process

Six research agents, run in parallel where it makes sense.

output

A red, amber, or green verdict — with the reasoning shown.

the pipeline

Six agents, one straight answer.

  1. 01

    Sizing the market

    TAM, SAM, and SOM pulled from real market data, not a guess.

  2. 02

    Scouting competitors

    Who else is already fighting for this customer, and how well.

  3. 03

    Reading the room

    PMF signal from forums, reviews, and public sentiment.

  4. 04

    Checking feasibility

    What it actually takes to build and ship this.

  5. 05

    Modeling the economics

    Unit economics and a rough path to a business that works.

  6. 06

    Writing the verdict

    A straight red, amber, or green call — with the reasoning shown.

Find out before you build it.

Three minutes of your time, a straight verdict on the other end.