Prompt Library MVP validation prompts that design cheap, falsifiable experiments before any code is written — landing pages, smoke tests, fake doors, concierge MVPs, and Wizard-of-Oz tests with clear success criteria.
Prompt Library Problem-statement prompts for PMs and founders — write the "we are solving X for Y because Z" framing that anchors every PRD, pitch and roadmap decision before any feature exists.
Prompt Library 12 prompts to pressure-test a startup idea — market sizing, moat, distribution, unit economics, why-now, kill criteria, pivot menu, and a brutal pre-mortem. Includes which AI model to run each on (June 2026).