Latest / October 7, 2026
10 posts from engineering leaders published October 7, 2026, by Simon Willison, Geoffrey Huntley, Harry Roberts and 2 more.
I've always been kind of into computers since I was young. And then when film started to move from analog film to digital, I became more interested in that aspect of it. And the visual effects workflow for many years has included machine learning. So I can write like pretty…
As previously promised , here's Anthropic's new fast, low cost model: Introducing Claude Haiku 5.5 . The previous Haiku, 4.5, was very much showing its age. It came out almost a year ago , and was priced at $1/million input and $5/million output - relatively expensive even back…
I don't know if you've noticed yet, but JetBrains reported a net loss for the first time in its recorded history. https://www.helgilibrary.com/companies/jetbrains Before we go into this, let's rewind time to January 2025, nearly a year and a half
Anti-Patterns in Software Blogging Some excellent writing advice from Michael Lynch. Michael warns against "meandering intros", misjudging your reader's existing knowledge, assuming they'll read your previous posts, and excessive formality. He also warns against overreliance on…
A quiet week leaves room to revisit unfinished performance investigations and turn partial evidence into a clear next step.
There are many things that are uncertain in our industry right now, but one thing I am certain about, and have been for almost 13 years, is that Nix is a terrible programming language. I remember when I first learned it, it felt like pushing shit uphill. The learning cliff
In the 18th century, 90% of Americans worked in agriculture to feed themselves and the nation. Today, it's around 1% . In the 1950s, there were hundreds of thousands of telephone switchboard operators . Today, they're all gone. There used to be well over a million professional…
On October 14 2026 we will ship curl 8.23.0. The next iteration in the never-ending series of version bumps from the curl project. We always think of the next release as the best version we ever did – and this time is no exception. Decades of collected experiences and meticulous…
I was a graph theory junkie long ago and even moved to Budapest for awhile to study among the greats. While I was there I started working on Barnette's Conjecture which came to occupy my thoughts over the next 24 years of my life, on and off as I worked in many different fields.…
OpenAI “rogue” agent activities found on Wikimedia projects Given how tempting a target wikis are for rogue agent swarms, it's not a huge surprise that Wikipedia found evidence of that activity once they went looking: The Wikimedia Foundation conducted its own investigation to…