We made claude​.ai 3x faster in two weeks. Here’s how we use Claude to measure, debug and improve performance. Prompts and methods included. claude.dev/blog/how-we-ma…↗

Introducing React Doctor for Performance Fix slow React code and make it fast npx react-doctor@latest↗

We've re-built Conductor from scratch to make it twice as fast. Creating tabs, switching workspaces, and rendering files are all 50% faster, memory usage is lower, and the app is 150 MB smaller. Introducing Conductor Allegro!↗

Today is a big day! We're launching a ~ new ~ version of Claude Code in the desktop app. It's been redesigned from the ground up for parallel work and is a lot faster. It's been my main way to use Claude Code for the last few weeks.↗

🚨 Hello! This post reached beyond its original audience. If you're wondering why you'd want dancing balls while reading: you don't. It's a demo to showcase the expressivity & performance of the system for designers & engineers For immediate benefits, see x.com/_chenglou/stat…↗

I've been testing GPT-5.4 for the last week. In short, it is the best model in the world, by far. It's so good that it's the first model that makes the “which model should I use?” conversation feel almost over. The biggest surprise: I barely use Pro anymore! If you know me, y…↗

Taking the new WebMCP spec proposal for a rip. Immediately see two benefits: this is WAY faster than a bot screenshotting and clicking buttons Adapting existing apps will be much easier way to add an AI layer↗

New article! What do you do when profiling your code shows the slowdown isn't in your code, but deep in the kernel? Why, you grab the kernel source and go spelunking. How a routine profiling session turned into a Linux kernel patch: rovarma.com/articles/from-…↗