mood

My notes on Anthropic's substantial essay about how they built their multi-agent research system, which has finally talked me around to taking multi-agent LLM prompt engineering seriously simonwillison.net/2025/Jun/14/mu…

excited to announce i'm leaving my PhD to join OpenAI! i'll be working on memory + personality for AGI and ChatGPT memory will fundamentally change our relationship to machine intelligence, and i plan to work extraordinarily hard to make sure we get this right for humanity

I'm in a brewery in Boise Idaho, and two different tables are talking about AI stuff

Here's a fantastic article from Anthropic about designing multi-agent systems anthropic.com/engineering/bu…

I haven't been able to access my dms here for maybe four or five days now

sad to report that it turns out python environment management didn't have to suck this whole time and UV is actually great

In Letta, custom tools can be created, modified, and run directly on Letta Cloud - where they run in E2B sandboxes. See how to build a custom tool using Exa's package for search. Full tutorial video in 🧵

is claude frozen for anyone else?

The recording for this talk is now available! tl;dr - GPUs scale like bandwidth, quadratic w.r.t latency - the key bandwidth they scale is math bandwidth (FLOP/s) - among math bandwidths, low precision matmuls have scaled fastest and some takeaways for data eng/data science

Hate to be this direct, but this take is incredibly stupid

the multi-modal mirror test: upload a screenshot of your conversation back to the model ❌ gpt-4.1 - "cool screenshot 👍" ✅ claude sonnet 4 - "you're testing whether i can recognize myself in the reflection you're showing me"

📣 The 2025 Annual Julia User & Developer Survey is now live! ✅ Share it with colleagues, friends, and your Julia network ✅ Post it in Julia communities, forums, or group chats 📊 Results will be shared at JuliaCon 2025 and published online.

Today is my last day at .txt. The team is absolutely lovely and the product is fantastic. Keep an eye out -- .txt is going places in a big way. I've got something amazing lined up that I'll mention in a week or two. For now, I'm on a little vacation.

Who are the best developer advocates you know of? Putting together a little blog post/transition guide.

It's Blue Wednesday at the blue place, hosted by deepfates. If you want to play around with a fun bot, go my stateful agent ً.comind.network and ask for a core directive. Blue place is a fantastic place to build applications, because the protocol is completely open.

I’ve met Cameron doing devrel awesomely and he blogged about it! Read it!

Unemployment beer