Daeguk-Sun

Efficiency — Development skill for Claude Code

Development community

Claude Code 세션 JSONL 로그를 읽어 레포 단위 토큰, 캐시 효율, 비용을 JSON과 짧은 stdout 요약으로 보여주는 read-only 분석 명령.

How to install Efficiency

Installs to ~/.claude/skills/daeguk-sun-dcness-efficiency/SKILL.md

Terminal
mkdir -p ~/.claude/skills/daeguk-sun-dcness-efficiency && curl -fsSL https://raw.githubusercontent.com/Daeguk-Sun/dcNess/HEAD/commands/efficiency.md -o ~/.claude/skills/daeguk-sun-dcness-efficiency/SKILL.md

Restart Claude Code, or start a new session, for it to be picked up.

What Efficiency does

Claude Code 세션 JSONL 로그를 읽어 레포 단위 토큰, 캐시 효율, 비용을 JSON과 짧은 stdout 요약으로 보여주는 read-only 분석 명령.

Alternatives in Development

  • Ccusage — CLI for analyzing Claude Code/Codex usage from local JSONL files 11.8k ★
  • Memory Gc — Inspect or rotate the autopilot ledger JSONL files (findings.jsonl, negatives.jsonl) 3.8k ★
  • Benjamin Plus Skill — Benjamin-Plus: a measured token-efficiency skill for coding agents (−17.9% cost median, quality unchanged) 272 ★

Full documentation available on GitHub

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