After co-inventing ChatGPT, I kept asking myself: why have superhuman chat models not led to AGI? I’ve spent the last 2 years in stealth building a new way to train models (RLCD), and a new type of frontier AI model that we are releasing today: Jev • 20-200x faster • 40-400x c…↗

I have conducted an audit of Anthropic's finances. What I have found is so shocking that I am calling for a Congressional investigation. Anthropic is not just seeking regulatory capture. It has built a regulatory capture machine that cannot be turned off. Structural financia…↗

Dan Selsam is a current OpenAI capabilities researcher. (since 2022) He was my boss for a while. He doesn't have a twitter account but has made this public statement of his views on AI risk and sent it to me to share: Dan Selsam's Personal Statement on AI Risk: I have been wor…↗

open the frontier the frontier is the edge of what we know. no company owns what comes next. i want more people to be able to advance it. i favor open releases that people can examine, use, and improve together without waiting. i want more companies to choose openness. i'm not…↗

Here's what OpenAI's agentic software factory looks like, today. Details: https://t.co/UUZufLxG2r (thanks to all the OpenAI folks who explained how it works! And Perf Factory looks especially interesting to me) https://t.co/NEyldtr1Dq↗

Say hello (literally) to Gemini 3.8 Live and 3.8 Live Extended Thinking, our new SOTA live audio models, available with frontier price + performance. 3.8 Live supports 97 languages (can seamlessly switch), async tool calls, and more! https://t.co/z29J9kelr3↗

Introducing Vercel Labs Tools for devs in the AI era agent-browser, skills, json-render, deepsec, fx, just-bash, portless, vgpu and more We experiment in public: ship early, learn from feedback, and keep working on what people find useful We've been shipping under the Labs n…↗

Prompt I use a lot: "how can I pokayoke this so this kind of error never happens again" pokayoke is using simple, low-complexity methods to make a particular kind of mistake impossible to make. classic one would be connector shape: make it impossible to insert "the wrong way".↗

Codex 以任务为中心，Grok Bot 和 Muse 以 Bot 为中心，都是错误的产品范式。 它们看起来是两种不同的产品范式，但本质上犯了同一个错误：把 AI 的组织工作交给了用户。 Bot-centered 产品沿用了人类社会的组织方式：不同的人有不同的职业、角色和分工，于是 AI 也被拆成不同的 Bot、Expert、Agent。用户在开始工作之前，首先要判断：这件事应该找哪个 Bot？ Task-centered 产品则沿用了传统软件的信息组织方式：不同的事情属于不同的 Task、Chat、Project。于是用户又需要先创建一个 T…↗

We made an interactive explainer of the AI compute stack: from grid power and data centers to chips, racks, clusters, and workloads, plus the public companies at each layer. Explore the infrastructure behind what @JensenHuang calls the five layer cake: https://t.co/NrFExRgtKV …↗

I hooked up gpt-live and astra to a whiteboard and it really feels like having a teacher in front of you https://t.co/ldBPmAO5qA↗

I launched a Substack: Breaking Change! I’m going to write about what I’m learning as we build through the biggest breaking change to how we work, at @stripe and beyond. First post: Can models build fully functioning t-shirt shops? Sort of. https://t.co/XAJzYy8G8e https://t.c…↗