Skill Usage Stats

Scans local Claude Code (~/.claude/projects/**/*.jsonl) and Codex (~/.codex/sessions/**/*.jsonl) transcripts, joins against the installed skill/prompt catalog, and writes an interactive HTML dashboard to ~/.claude/skill-stats.html.

When to use

• User asks which skills they actually use, or wants to clean up unused skills.
• User wants a usage report comparing global vs. project-level skills.
• User mentions auditing Claude Code or Codex skills.

Files in this skill

• analyze.py — scans transcripts, writes the HTML dashboard, opens browser.
• summary.py — terminal-only views (top/zero/stale/overview) from the same HTML.

How to run

Generate the HTML dashboard (default: scan all transcripts, write to ~/.claude/skill-stats.html, open browser):