The Mom Test
by Rob Fitzpatrick
Rob Fitzpatrick's concise guide teaches founders how to talk to customers without getting lied to. These 4 skills encode the core rules — crafting questions that extract truth instead of flattery, recognizing empty validation, testing for real commitment, and segmenting conversations to find patterns — so you can validate ideas before building the wrong thing.
Skills (4)
/good-questionsRule 1: QuestionsCraft customer interview questions that extract truth instead of flattery using Mom Test principles.
/avoid-complimentsRule 2: ValidationRecognize and deflect compliments, fluff, and false validation during customer conversations.
/commitment-testRule 3: CommitmentTest whether customers will commit real resources — time, money, or reputation — to validate true demand.
/customer-segmentsChapter 4: SegmentsSegment customer conversations to find patterns and identify your most promising early adopter group.
Installation
01Clone the repository
git clone https://github.com/concaption/spellpages.git ~/.claude/spellpages02Install the plugin
claude plugin install ~/.claude/spellpages/content/books/the-mom-test03Start using skills
Type a skill command (e.g. /good-questions) in Claude Code.
one-liner
git clone https://github.com/concaption/spellpages.git ~/.claude/spellpages && claude plugin install ~/.claude/spellpages/content/books/the-mom-test