23 stories tagged andrej-karpathy, newest first.
662 points by albertzeyer | 963 comments
A post by Andrej Karpathy on X arguing that the gap in understanding of LLM capability is widening into a funnel, from non-users to professional users of coding agents.
571 points by delichon | 389 comments
Andrej Karpathy's X post describing Claude Opus 5 writing 5,500 lines of three.js code over two hours to procedurally render the opening of Lord of the Rings.
1366 points by dmarcos | 572 comments
Tweet by Andrej Karpathy announcing he has joined Anthropic to return to LLM R&D, while planning to resume his education work later.
351 points by Cyphase | 795 comments
Andrej Karpathy's X post about buying a Mac mini to try 'claws', security worries about OpenClaw, and claws as a new layer on top of LLM agents.
864 points by bigwheels | 773 comments
An X post by Andrej Karpathy sharing notes from several weeks of coding with Anthropic's Claude.
693 points by suioir | 63 comments
Andrej Karpathy's free video course page on building neural networks from scratch in Python, from backpropagation (micrograd) up to GPT-style language models.
474 points by rishabhaiover | 511 comments
An X (Twitter) post by Andrej Karpathy reflecting on feeling behind as a programmer amid rapid AI-driven changes; the post content did not load.
324 points by swyx | 121 comments
Andrej Karpathy's blog post reviewing major developments in large language models during 2025, dated December 19, 2025.
637 points by __rito__ | 261 comments
Andrej Karpathy blog post about using LLMs to grade decade-old Hacker News discussions and commenters' predictions with hindsight, presented as an "HN Time Capsule" site.
322 points by bilsbie | 386 comments
An X post by Andrej Karpathy sharing points from a school board talk on AI in schools, arguing AI use in homework is undetectable and grading should shift to in-class work.
335 points by swatson741 | 132 comments
Andrej Karpathy's 2016 Medium essay arguing that practitioners should understand backpropagation because it is a leaky abstraction.
381 points by JnBrymn | 150 comments
An X post by Andrej Karpathy discussing the DeepSeek-OCR paper and whether pixels might be better inputs to LLMs than text tokens.
603 points by peterkshultz | 181 comments
Andrej Karpathy's 2013 guide offering advice to undergraduate students on doing well in courses, covering sleep, studying habits, and exam preparation.
1064 points by ctoth | 953 comments
Dwarkesh Podcast episode interviewing Andrej Karpathy, who argues it will take about a decade to work through the problems with AI agents.
1409 points by huseyinkeles | 283 comments
GitHub repository for nanochat, Andrej Karpathy's minimal full-stack codebase for training and serving a small ChatGPT-like LLM for about $100.
![Screenshot of youtube.com: Andrej Karpathy: Software in the era of AI [video]](https://hn.urlbox.com/shots/renders/2025/6/19/02a9b2f5-6352-4dd8-82bd-7e40d4498927.jpg)
1382 points by sandslash | 757 comments
YouTube video from Y Combinator of Andrej Karpathy's talk "Software Is Changing (Again)" about how AI and LLMs are reshaping software.
![Screenshot of youtube.com: Andrej Karpathy: Deep Dive into LLMs Like ChatGPT [video]](https://hn.urlbox.com/shots/renders/2025/2/5/d1dce754-dd8b-497d-b370-32155265c282.jpg)
459 points by leroman | 34 comments
YouTube video by Andrej Karpathy giving a deep dive into how large language models like ChatGPT work.
337 points by tosh | 201 comments
A post by Andrej Karpathy on X arguing that RLHF is only barely reinforcement learning; the post content did not load in the capture.
848 points by bilsbie | 506 comments
Andrej Karpathy's post on X announcing Eureka Labs, his new AI-native education company building a new kind of school.
![Screenshot of youtube.com: Let's Build the GPT Tokenizer [video]](https://hn.urlbox.com/shots/renders/2024/2/20/3a4e4c3f-c4ce-4d7d-967c-d91df03c18b1.jpg)
585 points by davidbarker | 42 comments
YouTube video lecture by Andrej Karpathy building the GPT tokenizer (byte-pair encoding) from scratch in a Jupyter notebook.
675 points by mfiguiere | 373 comments
A post on X by Andrej Karpathy confirming he left OpenAI, saying nothing specific prompted it and that he plans to work on personal projects.
396 points by tosh | 89 comments
Tweet by Andrej Karpathy showing a tiny GPT with two tokens and context length 3 viewed as a finite state Markov chain, explaining learned transition probabilities.
546 points by whereistimbo | 64 comments
Course page for Andrej Karpathy's Neural Networks: Zero to Hero, a video series building neural networks from scratch in code up to GPT-style language models.