It was Friday night at 11pm, I was tired, I went to YouTube to watch something and realized that I was looking at an enshittified wall of slop. Insanely exaggerated thumbnails, dumb recommendations of the same tired topics, truly terrible idiocracy-grade content. I'm sure this…
I did a fireside chat at Sequoia Ascent 2026. The YouTube video is here: YouTube Video Link As an experiment, I fed an LLM all of my recent blog posts and tweets, then I had it read this video's transcript and produce 1) a summary and 2) a cleaned up transcript (correcting all…
2025 has been a strong and eventful year of progress in LLMs. The following is a list of personally notable and mildly surprising "paradigm changes" - things that altered the landscape and stood out to me conceptually. 1. Reinforcement Learning from Verifiable Rewards (RLVR) A…
Following up on digital hygiene , I wanted to write up my (evolving, opinionated) guide to chemical hygiene. I keep ranting about this topic to all of my friends recently (you can tell I'm really fun at parties), so I thought it would be worth writing it up to have it all in o…
TLDR: https://karpathy.ai/hncapsule/ Yesterday I stumbled on this HN thread Show HN: Gemini Pro 3 hallucinates the HN front page 10 years from now , where Gemini 3 was hallucinating the frontpage of 10 years from now. One of the comments struck me a bit more though - Bjartr li…
The space of intelligences is large and animal intelligence (the only kind we've ever known) is only a single point (or a little cloud), arising from a very specific kind of optimization that is fundamentally distinct from that of our technology. Above: humorous portrayals of …
AI has been compared to various historical precedents: electricity, industrial revolution, etc., I think the strongest analogy is that of AI as a new computing paradigm because both are fundamentally about the automation of digital information processing. If you were to foreca…