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claude-skill

Caveman: Reduce Tokens

Get efficient token usage with Caveman, a Claude Code skill for founders. 69k+ GitHub stars.
intermediateโฑ 30 minutes๐Ÿ’ต Free (self-hosted)
78,113 stars4,417 forksJavaScriptQuality 8/10Updated 6/12/2026100% free ยท open source
What it is

Use this skill to write like a caveman and automatically simplify your text into fewer tokens.

What you can make with it

Automations like: 'Use Claude to rewrite a lengthy blog post into a few short paragraphs and then schedule it on Medium using API.'

How it helps

This skill cuts 65% of tokens in your text by speaking like a caveman, potentially making your text more concise and cost-effective to process.

Real use case example

"A freelancer writes a lengthy website content block in Claude Code. They use the 'caveman' skill to rewrite it into a shorter, simpler text, and then schedule it on a Medium publication instantly. The rewritten text costs significantly less to generate and is published within minutes."

If you're new

Pick up this skill when you're new to AI text tools and want to reduce the complexity of your writing.

If you're senior

Senior engineers and professionals use this skill to save on processing costs and automate content generation.

Common confusion cleared up

This skill doesn't just remove words from your text; it also transforms your writing style into more primitive, concise language.

Best inside these AI tools
Claude Code
Pairs with
Claude APINotion databaseStripe webhook
Why we list it on WorkflowStacks: By including this skill, a marketplace of AI tools offers a tool-agnostic, free, and open-sourced solution for text token reduction.
What it does

The caveman tool reduces the number of tokens used in text by simplifying language, similar to how a caveman would communicate, cutting 65% of tokens while maintaining the core message.

Install / run
git clone https://github.com/JuliusBrussee/caveman.git
When to use it
  • โ€ขWhen you need to convey a simple message or instruction and want to minimize the amount of text used.
  • โ€ขIn situations where character limits are a concern, such as in text messages or social media posts.
  • โ€ขFor creating concise and straightforward content, such as product descriptions or instructional guides.
Quick start
  1. 1Navigate to the cloned repository with the command `cd caveman`.
  2. 2Run the script using a JavaScript interpreter, such as Node.js, with the command `node caveman.js`.
  3. 3Input your text when prompted to see the simplified, caveman-like version.
  4. 4Experiment with different inputs to see how the tool simplifies various types of text.
  5. 5Consider modifying the script to integrate it into your specific application or workflow.
Ready-to-paste prompt
Input 'The sun is shining brightly in the clear blue sky' to see the caveman version, which might output 'Sun shine. Sky blue.'
Heads up: Ensure you have Node.js installed on your system and that your environment is set up to run JavaScript files before attempting to run the caveman script.
Saves to your device

Topics

ai
anthropic
caveman
claude
claude-code
llm
meme
prompt-engineering
skill
tokens
What's inside โ€” free to inspect
No purchase needed

Read the entire source before you build โ€” unlike paid marketplaces that hide it behind a buy button.

14
top-level files
14
folders
2.6M
repo size
MIT
license
Key files
AGENTS.md
package.json
README.md
skills-lock.json
File tree
.claude-plugin/
.codex/
.github/
agents/
benchmarks/
bin/
commands/
dist/
docs/
evals/
plugins/
skills/
src/
tests/
.gitattributes
.gitignore
AGENTS.md
CLAUDE.md
CONTRIBUTING.md
gemini-extension.json
GEMINI.md
INSTALL.md
install.ps1
install.sh
Quick Actions
Details
Creator
JuliusBrussee
Language
JavaScript
Category
claude-skill
Published
4/4/2026

Are you the creator of this tool? Claim your listing โ†’ and earn 85% of every sale.

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