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SkillsMay 11, 2026·3 min de lecture

caveman — Token-Saving Claude Code Skill

caveman is a Claude Code skill that compresses replies and cuts output tokens ~65% on average. Install via curl/PowerShell; toggle /caveman modes.

Prêt pour agents

Installation avec revue préalable

Cet actif nécessite une revue. Le prompt copié demande un dry-run, affiche les écritures, puis continue seulement après confirmation.

Needs Confirmation · 64/100Policy : confirmer
Surface agent
Tout agent MCP/CLI
Type
Skill
Installation
Single
Confiance
Confiance : Established
Point d'entrée
Asset
Commande avec revue préalable
npx -y tokrepo@latest install fd3c6e62-bda4-4191-a95d-dd98455c26ee --target codex

Dry-run d'abord, confirmez les écritures, puis lancez cette commande.

Introduction

caveman is a verified GitHub-backed asset sourced from JuliusBrussee/caveman with 58,095 stars and a MIT license snapshot. Best for: teams paying for long agent sessions and wanting faster, terser answers without losing technical accuracy. Works with: Claude Code and other agent CLIs; Node.js 18+ (per repo install docs). Setup time: 2 minutes.

Quantitative notes

  • ~65% output token reduction (repo benchmark)
  • Setup time ~2 minutes

Deep Dive

What it solves

Use this when you need a repeatable, team-shareable workflow instead of one-off agent prompts. The goal is to make installation, first-run validation, and rollback predictable.

Minimal mental model

  • Treat the GitHub repo as the source of truth: install instructions, configs, and upgrade paths live there.
  • Keep your first run small: one command, one verification, one rollback plan.
  • Capture a baseline: setup time, first successful run, and one real task completed end-to-end.

Safe rollout checklist

  1. Verify source: confirm repo URL, stars, and license match what you expect.
  2. Install using the Quick Use commands above.
  3. Prove it works with the verification command; save the output in a note or issue.
  4. Operationalize: document owner, upgrade command, and rollback command.

Troubleshooting (common)

  • Install succeeds but nothing shows up

    • Likely cause: the tool needs a restart/reload (CLI/IDE) or a config file in the right path.
    • Fix: restart the client, then re-run the verification step.
  • Works on one machine, fails on another

    • Likely cause: Node/Python/Docker versions differ or missing system dependencies.
    • Fix: pin versions (Node/Python), and copy a minimal known-good config.
  • Token cost or latency is worse than expected

    • Likely cause: tool schemas or verbose outputs get injected into context.
    • Fix: prefer smaller steps, cache results, and keep tool responses concise when possible.

FAQ

Q: Does it reduce reasoning quality? A: The repo notes it targets output tokens; treat it as a delivery/verbosity control rather than a reasoning upgrade.

Q: How do I roll back? A: Disable by switching back to normal mode in your agent, or remove the installed skill files per the repo's uninstall guidance.

Q: When should I avoid it? A: Avoid it for long-form docs where verbosity is required; keep a 'normal mode' preset for writing tasks.


🙏

Source et remerciements

GitHub: https://github.com/JuliusBrussee/caveman Owner avatar: https://avatars.githubusercontent.com/u/104168679?v=4 License (SPDX): MIT Stars (verified via api.github.com/repos/JuliusBrussee/caveman): 58,095

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