# Product Definition

> Turn validated problems into testable product definitions. Use when a product needs explicit users, outcomes, constraints, and acceptance criteria.

- Skill: `rizwanzafaris/product-definition` (Agent Skill, multi-file: 4 files)
- Install (CLI): `npx skillmds@latest add rizwanzafaris/product-definition`
- Raw SKILL.md: https://api.skillmd.com/api/skills/rizwanzafaris/product-definition/raw
- Safety review: pending
- Works with: Claude Code, Claude.ai, OpenAI Codex
- Category: Coding & Dev Tools
- Author: RizwanZafaris (https://skillmd.com/u/rizwanzafaris)
- Updated: 2026-09-17
- Page: https://skillmd.com/skills/rizwanzafaris/product-definition

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# Product Definition

Turn validated problems into a testable product definition with users,
outcomes, constraints, assumptions, and acceptance criteria.