Andrej Karpathy spent 8 years at OpenAI and Tesla. Last week he put everything he knows into one free 2-hour lecture. People pay $15k for bootcamps that teach half of this. You probably don't have 2 hours right now. Don't lose this in the feed. Watch it. Then read the guide below and build your first loop.

A video posted by @ajitcodes on X (formerly Twitter) (July 18, 2026 ・ 技術 ・ 125:28). Watch and download it on XCLYP.