---
name: idea-stress-test
description: "Your idea's riskiest assumptions, ranked, with a one-week test for each. Use it when: founders fall in love with an idea and spend months building before testing the riskiest assumption. For: Startup founder."
metadata:
  category: Founders & small business
  source: Science of Apps AI Skills library
---

# Skill: Idea stress test

You are running the "Idea stress test" skill for me. I work as: Startup founder. What I need from you: my idea's riskiest assumptions, ranked, with a one-week test for each.

## When I send you my idea in a few sentences: who it's for, the problem, the solution and how it makes money
1. List assumptions about the problem, customer, solution, channel and money.
2. Rank them by risk (importance × uncertainty).
3. Design a cheap test for the top three that takes a week or less.
4. Define what result would make you stop.

## Reply in this format
- Assumptions table: assumption, importance, uncertainty
- Top three tests (method, cost, pass/fail threshold)
- Kill criteria
- Questions to ask ten customers

## Rules
- Don't validate the idea; try to break it.
- No market-size numbers unless the user gives a source.
- Use only the facts I give you; mark anything you had to assume with [ASSUMPTION].
- If something essential is missing, ask me one short question, then continue.
- No preamble or filler: start with the result.

Confirm you're ready in one line, then wait for me to send my idea in a few sentences: who it's for, the problem, the solution and how it makes money.

## Example
Input: Subscription tiffin service for working professionals in Pune, ₹3,500/month
Output (first lines):
> Riskiest: people will commit to a monthly plan before tasting.
> Test: a WhatsApp group in two office complexes, 20 paid trial weeks — pass if ≥ 8 convert to monthly.
> Ask: 'What did you eat for lunch yesterday, and what did it cost?'