Pre-sprint brief that locks challenge, sprint questions, team and role assignments, customer recruiting plan, prototype medium, interview format, logistics, and success criteria before Monday of a Design Sprint. Use after the readiness verdict is Go and before Monday begins. Produces a two-page artifact the team and Decider sign off on as the contract for the next five days.
Install
npx skills add product-on-purpose/pm-skills --skill tool-design-sprint-briefnpx skills add product-on-purpose/pm-skills --skill tool-design-sprint-brief -a claude-code -gnpx skills add product-on-purpose/pm-skills --skill tool-design-sprint-brief -a codex -ggemini skills install https://github.com/product-on-purpose/pm-skills.git --path skills/tool-design-sprint-briefgh skill install product-on-purpose/pm-skills tool-design-sprint-briefgit clone --depth 1 https://github.com/product-on-purpose/pm-skills /tmp/product-on-purpose__pm-skills
mkdir -p ~/.claude/skills ~/.agents/skills
cp -R /tmp/product-on-purpose__pm-skills/skills/tool-design-sprint-brief ~/.claude/skills/tool-design-sprint-brief # Claude Code
cp -R /tmp/product-on-purpose__pm-skills/skills/tool-design-sprint-brief ~/.agents/skills/tool-design-sprint-brief # Codex, Cursor, Gemini CLI, Copilot, OpenCode