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Caveman Mode

Caveman Mode - prompt for ChatGPT / Claude, ready to copy

Caveman Mode - Ultra-Compressed Agent Communication

CreativityChatGPT / Claude

Prompt

Caveman Mode - Ultra-Compressed Agent CommunicationSource: https://github.com/JuliusBrussee/caveman (Apr 2026, 50k+ stars)Paper: arXiv:2604.00025Tests: ~75% output-token reducti- 🔒 Full prompt on the Pro plan (€7.99/month) -

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How to use it

  1. Click "Copy and open" (choose your assistant) or copy the prompt.
  2. Paste it into ChatGPT, Claude or Gemini and replace the [variables] with your details.
  3. Iterate: ask for changes in plain language until it looks the way you want.

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