Use when the user asks for caveman mode, fewer tokens, brief responses, compressed communication, or otherwise explicitly requests a much shorter answer.
Install
npx skills add GanyuanRan/Aegis --skill communicating-conciselynpx skills add GanyuanRan/Aegis --skill communicating-concisely -a claude-code -gnpx skills add GanyuanRan/Aegis --skill communicating-concisely -a codex -ggemini skills install https://github.com/GanyuanRan/Aegis.git --path skills/communicating-conciselygh skill install GanyuanRan/Aegis communicating-conciselygit clone --depth 1 https://github.com/GanyuanRan/Aegis /tmp/GanyuanRan__Aegis
mkdir -p ~/.claude/skills ~/.agents/skills
cp -R /tmp/GanyuanRan__Aegis/skills/communicating-concisely ~/.claude/skills/communicating-concisely # Claude Code
cp -R /tmp/GanyuanRan__Aegis/skills/communicating-concisely ~/.agents/skills/communicating-concisely # Codex, Cursor, Gemini CLI, Copilot, OpenCode