Most ideas die for one reason: nobody pays. This free set of Claude skills, nearly 800 GitHub stars, plays the blunt advisor before you spend months building. You type your idea in one sentence and it scores it on 7 tests, names who would pay and how much, and ends with one verdict: build it, pivot or kill it.
Here's what it does, how to set it up in Claude Code, and the honest catch.
What it does for you
- /founder:validate-idea scores problem severity, market size, willingness to pay, competition gap, distribution, timing and founder fit, 1-5 each, out of 35, then gives a build, pivot or kill verdict.
- It answers five fatal questions, starting with: who is the customer, and would they pay for this today?
- It hands you 3 experiments you can run in under 2 weeks for under $200 before you write any code.
- /founder:competitor-matrix researches 5-8 real competitors and links the source of every price.
- 13 more skills build on the same saved notes: pricing, MVP scope, landing page copy, go-to-market, pitch deck.
Free, for your email
Get the full setup steps + the copy-paste setup prompt
The rest of this guide (3 more sections, 1 copy-paste prompt) opens right here. The setup prompt, one paste into Claude that sets it all up, comes by email only. Use your real address.
Unlocks: Setup in Claude Code (2 minutes) · The catch · Sources
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