Scaling up RL is all the rage right now, I had a chat with a friend about it yesterday. I'm fairly certain RL will continue to yield more intermediate gains, but I also don't expect it to be the full story. RL is basically "hey this happened to go well (/poorly), let me slightly

if you thought this whole situation couldn't be more "silicon valley", wait till you find out that the windsurf office is the actual set where the show was filmed 🤯

gpt-oss is out! we made an open model that performs at the level of o4-mini and runs on a high-end laptop (WTF!!) (and a smaller one that runs on a phone). super proud of the team; big triumph of technology.

WHAT NEW FOUNDERS GET WRONG IN THEIR ELEVATOR PITCH so hey - am writing this in the FINAL week before applications close for a16z speedrun 6. The deadline Sep 28, this upcoming sunday. Speedrun is a16z's new program to invest up to $1M in brand new startups, with a 12-week

how to build a billion dollar startup

babe are you ok? it’s already q4 and you’ve barely touched your “2025 roadmap”

you can tell if someone is a cracked founder from listening to them talk for <5mins about their product

This paper shows that you can predict actual purchase intent (90% accuracy) by asking an LLM to impersonate a customer with a demographic profile, giving it a product & having it give its impressions, which another AI rates. No fine-tuning or training & beats classic ML methods.

Accidentally said "random" instead of "stochastic" and they kicked me out of SF

ok some personal news: 1. I'm joining a16z! 2. my family and I are moving back to San Francisco 🇺🇸 👋 I’m joining a16z as a Partner and Head of Ecosystem. Excited to be teaming up with Erik Torenberg for a second round, continuing what has become my life’s work. I'll be focused

This guy literally dropped the best life advice you’ll ever hear

🧴 Baldness — over: scientists have created a serum that restores hair in just 20 days Researchers in Taiwan tested a new formula on mice — and within three weeks, completely bald animals started growing fur again. The secret lies in natural fatty acids that stimulate hair

If government ministers can’t even keep track of the regulations, maybe it’s a sign the UK has too many of them?

Brother, it’s almost sunrise. Let’s go pray Fajr

Most people think being a startup founder is mostly about vision and passion. It's actually about becoming fluent in anxiety.

this is an insane chart

I was on a train when a passenger had a medical emergency "Can someone help him??" Another passenger screamed. A doctor rushed over. "What's happening?" he yelled, getting out his first aid kit from his bag. I confidently walked up to the doctor. "Asking about someone's

What if the loved ones we've lost could be part of our future?

BREAKING Have your best baby. Today, Nucleus Genomics announces the largest genetic optimization campaign ever. > Full station-blitz of Broadway Lafayette > 1,000+ street ads across NYC > 1,000+ subway car ads > Dozens of Urban panels throughout Soho

Today, Liz Kendall and I are announcing a transformational c.£25bn AI growth package - deals, reforms, appointments - that together put AI opportunity firmly in the hands of British workers, kids and communities. 🏴󠁧󠁢󠁷󠁬󠁳󠁿🇬🇧𝐇𝐈𝐒𝐓𝐎𝐑𝐈𝐂 𝐈𝐍𝐕𝐄𝐒𝐓𝐌𝐄𝐍𝐓 𝐈𝐍 𝐖𝐀𝐋𝐄𝐒 (with