Before
An AI-powered tool that helps startup founders validate their ideas before building, by running them through a series of critical questions
After
BAn AI-powered idea validation tool that guides early-stage startup founders through YC's proven office-hours framework to stress-test their concepts before building. The tool provides structured, credible feedback using Garry Tan's methodology, helping technical founders avoid wasting months on products nobody wants.
Per-question score table
What's the strongest evidence you have that someone actually wants this?
Needs a sharper customer, proof point, and next test.
What are your users doing right now to solve this problem, and what does that workaround cost them?
Needs a sharper customer, proof point, and next test.
Name the actual human who needs this most. What's their title and what consequence do they face?
Needs a sharper customer, proof point, and next test.
What's the smallest possible version of this that someone would pay real money for this week?
Needs a sharper customer, proof point, and next test.
What surprised you when you actually watched someone use this without helping them?
Needs a sharper customer, proof point, and next test.
If the world looks meaningfully different in 3 years, does your product become more essential or less?
Needs a sharper customer, proof point, and next test.
Homework
Three concrete next steps before you run the next session.
- 1Interview 20 technical founders who recently went through YC application process to understand if they would have paid $29/month for validation before applying
- 2Build a landing page with the YC framework positioning and run $500 in ads to measure signup intent and willingness to pay vs free ChatGPT alternative
- 3Create 3 detailed case studies showing side-by-side comparison of your structured output vs raw ChatGPT responses to prove differentiated value
Keep using gstack on the web
/office-hours
- Run the full six-question workflow
- Get a refined V1 and grade
- Leave with concrete homework
- No terminal or local setup
All web skills
- 10 gstack skill runs every month
- Office Hours, CEO, Engineering, and Design
- Private results and saved history
- Follow-up emails
$19 / month
Go Pro
$19/month for 10 gstack skill runs across Office Hours, CEO, Engineering, and Design workflows—plus private results, saved history, and follow-up emails.
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