Standardized cost-estimation framework for great_cto plans. Forces explicit LLM cost, infra cost, human-supervision time, and the (defensible) human-equivalent comparison. Output format is parsable by the board's /api/cost path — must follow exactly.
Install
npx skills add avelikiy/great_cto --skill cost-modelnpx skills add avelikiy/great_cto --skill cost-model -a claude-code -gnpx skills add avelikiy/great_cto --skill cost-model -a codex -ggemini skills install https://github.com/avelikiy/great_cto.git --path skills/cost-modelgh skill install avelikiy/great_cto cost-modelgit clone --depth 1 https://github.com/avelikiy/great_cto /tmp/avelikiy__great_cto
mkdir -p ~/.claude/skills ~/.agents/skills
cp -R /tmp/avelikiy__great_cto/skills/cost-model ~/.claude/skills/cost-model # Claude Code
cp -R /tmp/avelikiy__great_cto/skills/cost-model ~/.agents/skills/cost-model # Codex, Cursor, Gemini CLI, Copilot, OpenCode