1/ I spent a long time at Palantir chasing hard problems with brilliant people (can recommend). So I think I know a good quest when I see it. Excited to announce that I started Valthos with @velvetatom and an incredible team

Wish to build scaling laws for RL but not sure how to scale? Or what scales? Or would RL even scale predictably? We introduce: The Art of Scaling Reinforcement Learning Compute for LLMs

Love @AcquiredFM so much I rebuilt their book source database. 150+ books Ben & David have researched, now searchable by episode. Auto-updates when new episodes drop. No more clicking through podcast links & Google docs.

A lot of younger people who’re new to the industry ask me how to do “networking”. How do you go from knowing no one in San Francisco to having a network of people that you can do business with, learn from, hire, etc. The trick is I never set out to “network”. Maybe due to

Congrats all! Hot takes: 1) Pre-ChatGPT unicorn is hard, even for key data infra 2) RIP, modern data stack (2016-2025) 3) More consolidation needed - buy Sigma next? What happens to Confluent etc. 4) What happens to open source co when bought by closed source co?

After a formative time at OpenAI, I’m launching Maison AGI (@maisonagi), a fashion house creating cultural artifacts for the AI era. Our first collection, Relic of Thought, is a collaboration with Ilya Sutskever (@ilyasut), featuring his original artworks alongside a signature

This is the category-defining profile of one of the most important figures and institutions in American business, investing, and technology. Joshua Kushner and Thrive Capital. Kushner and his partners speak, as do Sam Altman, Jony Ive, Demis Hassabis, and John Collison. It’s a

My essay on "The Case for Vibe Coding" is out now! The next time you think about ways to up skill in your career, maintain a healthy diet, or stay connected to your siblings, your first action doesn’t need to be hiring a person, buying a subscription, scrolling through a feed of

@DavidSacks It's through working with the startup ecosystem that we've updated our views on regulation - and of importance for a federal standard. More details in thread, but we'd love to work with you on this, particularly supporting a new generation of startups leveraging AI.

High agency is believing you can learn new things and work hard to solve tough problems no matter how complicated. Low agency is sitting around making fun of people who try.

hey rich people, you shouldn't be spending more than $50,000/yr on top tier health care. Even an all-out at-home clinic like mine is ~$300k.  The most powerful health and longevity therapies available to you are no alcohol, finishing eating 4 hrs before bed, screens off 60 min

ChatGPT Pulse (launched on mobile yesterday) is one of the most impactful features OpenAI has released. It's an agent that continuously researches on your behalf, building on topics from your recent conversations. I'm really having a hard time wrapping my head around this

An amazing weekend in NY!

🍀 New tool: Research A Person on Happenstance 🍀 Need to find out everything you can about someone, like to prep for an important meeting? Our agents will scour the web and construct a detailed profile for you.

I wrote this blog post that tries to go further toward design principles for neural nets and optimizers The post presents a visual intro to optimization on normed manifolds and a Muon variant for the manifold of matrices with unit condition number https://t.co/EhhKN2Jylx

Read how @tri_dao and team got a 20% perf boost for one of the world's most highly optimized kernels courtesy of a cubic polynomial, a smarter approach to numerical stability, and cranking the asynchrony to 11. https://t.co/TIUE9SwDAE

Gamma crossed $50M ARR with 28 employees and more cash in the bank than we had raised ($23M) In hindsight: We got here because we ignored common VC advice. Examples of glaringly bad advice that you should ignore to save you $10M+ and years of time, like we did for Gamma:

Big fan of @FactoryAI! Been using it for my work at @twelve_labs :)

https://t.co/QaQi6Crtt8

🏆 Project which won Cursor Hackathon! Launching Video Deep Research, with the improved and lot of functionality. > Video content is processed and analyzed using @twelve_labs Pegasus 1.2 > Extracted insights are enriched with Sonar by @perplexity_ai to provide citations 🔗