# Caveman — Stats

> Shows real token usage and estimated savings for the current Claude Code session by reading the session log.

- Skill: `juliusbrussee/caveman-stats` (Agent Skill, multi-file: 2 files)
- Install (CLI): `npx skillmds add juliusbrussee/caveman-stats`
- Raw SKILL.md: https://api.skillmd.com/api/skills/juliusbrussee/caveman-stats/raw
- Safety review: PASS (external: skill-scanner PASS, skillspector PASS)
- Works with: Claude Code, Claude.ai, OpenAI Codex
- Category: Productivity
- Tags: Claude Code, Cost Tracking, Session Log, Token Usage
- Author: Julius Brussee (https://skillmd.com/u/juliusbrussee)
- Updated: 2026-07-19
- Page: https://skillmd.com/skills/juliusbrussee/caveman-stats

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This skill is delivered by `hooks/caveman-stats.js` (read by `hooks/caveman-mode-tracker.js` on `/caveman-stats`). The model does not need to do anything when this skill fires — the hook returns `decision: "block"` with the formatted stats as the reason. The user sees the numbers immediately.