Musk: xAI's C/C++ training stack was written by humans — AI not yet good enough

Fowe · x · 2026-09-15

Elon Musk said xAI's C/C++ training infrastructure stack was written entirely by human engineers, because AI is "not yet good enough for extremely high performance software" — though he expects that to change. A notable first-party take on whether AI can yet author performance-critical system-level code, including the stack used to train the models themselves.

Related event: Musk Says xAI's C/C++ Training Stack Is Still Human-Written(2 posts)→

Original post →

More from Companies & People

Companies & People channel →