#prompt-engineering + #llm/skills

Public notes from activescott tagged with both #prompt-engineering and #llm/skills

Tuesday, June 9, 2026

rtk-ai/rtk: CLI proxy that reduces LLM token consumption by 60-90% on common dev commands. Single Rust binary, zero dependencies

rtk filters and compresses command outputs before they reach your LLM context. Single Rust binary, 100+ supported commands, <10ms overhead.

#9:28 PM

llm/skills prompt-engineering llm

JuliusBrussee/caveman: 🪨 why use many token when few token do trick — Claude Code skill that cuts 65% of tokens by talking like caveman

github.com/JuliusBrussee/caveman

A Claude Code skill/plugin that makes agent talk like caveman — cuts ~75% of output tokens, keeps full technical accuracy. Brain still big. Mouth small.

git clone https://github.com/JuliusBrussee/caveman.git
cd caveman

node bin/install.js --only claude --minimal

#9:26 PM

llm/skills prompt-engineering llm