Audits recent Claude Code and Codex session logs for token and context cost: model routing, inherited subagent models, long sessions, compactions, oversized tool results, and unused MCP servers. Use when asked about agent token usage, context costs, session length, model routing, or cost efficiency.
Install
npx skills add bostonaholic/skills --skill auditing-agent-token-usagenpx skills add bostonaholic/skills --skill auditing-agent-token-usage -a claude-code -gnpx skills add bostonaholic/skills --skill auditing-agent-token-usage -a codex -ggemini skills install https://github.com/bostonaholic/skills.git --path skills/engineering/auditing-agent-token-usagegh skill install bostonaholic/skills auditing-agent-token-usagegit clone --depth 1 https://github.com/bostonaholic/skills /tmp/bostonaholic__skills
mkdir -p ~/.claude/skills ~/.agents/skills
cp -R /tmp/bostonaholic__skills/skills/engineering/auditing-agent-token-usage ~/.claude/skills/auditing-agent-token-usage # Claude Code
cp -R /tmp/bostonaholic__skills/skills/engineering/auditing-agent-token-usage ~/.agents/skills/auditing-agent-token-usage # Codex, Cursor, Gemini CLI, Copilot, OpenCode