Help engineers evaluate a local skill or plugin, explain why it scored that way, show what to fix first, measure real token usage, benchmark starter scenarios, or decide what to run next. Use when the user says things like "evaluate this skill", "give me an analysis of the game dev skill", "why did this score that way", "what should I fix first", "measure the real token usage of this skill", or…
Install
npx skills add openai/plugins --skill plugin-evalnpx skills add openai/plugins --skill plugin-eval -a claude-code -gnpx skills add openai/plugins --skill plugin-eval -a codex -ggemini skills install https://github.com/openai/plugins.git --path plugins/plugin-eval/skills/plugin-evalgh skill install openai/plugins plugin-evalgit clone --depth 1 https://github.com/openai/plugins /tmp/openai__plugins
mkdir -p ~/.claude/skills ~/.agents/skills
cp -R /tmp/openai__plugins/plugins/plugin-eval/skills/plugin-eval ~/.claude/skills/plugin-eval # Claude Code
cp -R /tmp/openai__plugins/plugins/plugin-eval/skills/plugin-eval ~/.agents/skills/plugin-eval # Codex, Cursor, Gemini CLI, Copilot, OpenCode