Use when defining ambiguous or high-complexity new features, product behavior, UI/component design, architecture choices, contract changes, or when grilling/pressure-testing a plan or design. Routine small requests stay on the fast path.
Install
npx skills add GanyuanRan/Aegis --skill brainstormingnpx skills add GanyuanRan/Aegis --skill brainstorming -a claude-code -gnpx skills add GanyuanRan/Aegis --skill brainstorming -a codex -ggemini skills install https://github.com/GanyuanRan/Aegis.git --path skills/brainstorminggh skill install GanyuanRan/Aegis brainstorminggit clone --depth 1 https://github.com/GanyuanRan/Aegis /tmp/GanyuanRan__Aegis
mkdir -p ~/.claude/skills ~/.agents/skills
cp -R /tmp/GanyuanRan__Aegis/skills/brainstorming ~/.claude/skills/brainstorming # Claude Code
cp -R /tmp/GanyuanRan__Aegis/skills/brainstorming ~/.agents/skills/brainstorming # Codex, Cursor, Gemini CLI, Copilot, OpenCode