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Lathe is an open-source CLI tool written in Go that uses an LLM skill to generate hands-on technical tutorials, then lets you complete each step yourself in a local UI — instead of having AI write the code for you. It supports Claude Code, Cursor, Codex, and other coding agents, has 1,690 stars on GitHub, and is MIT-licensed.
The article congratulates AI blogger Sac on their growth, lists the specialties of multiple AI bloggers, and previews that Sac will open-source the methodology and path to becoming an AI blogger.
Highlights Andrej Karpathy's free three-hour YouTube course covering LLM fundamentals, including tokenization, neural network internals, RLHF, and reinforcement learning. Emphasizes that understanding these core architectural principles offers major career advantages over simply knowing how to use off-the-shelf AI tools.