The most recent is this, which I believe was made after he left Tesla: https://github.com/karpathy/nanoGPT https://github.com/karpathy/nanoGPT And it's accomp

The most recent is this, which I believe was made after he left Tesla: https://github.com/karpathy/nanoGPT https://github.com/karpathy/nanoGPT And it's accompanying video series: https://karpathy.ai/zero-to-hero.html https://karpathy.ai/zero-to-hero.html Another example (although I honestly don't remember if he made this one between jobs) is: https://github.com/karpathy/micrograd https://github.com/karpathy/micrograd