Mock modepayments, email are simulated. No real payments, emails or production data.
Library
Prompts we actually use, with an explanation of what each constraint prevents and when not to use it. Copy with one click, and fill in the variables first if you want them substituted.
Turns a vague service into a named, scoped, priced offer.
Extracts your obligations, unusual clauses and the questions to take to a lawyer.
Turns a vague question into a decision you can actually make, including the case against.
Audience, angle, hooks and the measurement plan — specific enough to hand to production.
Analyses a competitor’s positioning using only what they publish.
Comparison research that separates what is verified from what is inferred, and names what is missing.
Explains a topic at your level, then tests whether you understood it.
Twenty of these are free in the Starter Pack
Ten Claude prompts and ten Codex prompts, plus a tools cheat sheet and a beginner guide. No card required.
Start the free courseRetries, timeouts, validation and error handling from the start.
Converts a messy transcript into decisions, open questions and owned actions.
Finds what is wrong with your data before you draw conclusions from it.
Pressure-tests an agent design before you build it.