Latest / September 28, 2026
6 posts from engineering leaders published September 28, 2026, by Simon Willison, Troy Hunt, Jade Rubick and 1 more.
Claude Sonnet 5.5 New Sonnet model from Anthropic today. They say it "runs 30%+ faster, and costs up to 30% less for most work" - it's priced the same as Sonnet 5 but appears to beat it on every benchmark, and should be cheaper to run as well. Here are some pelicans riding…
To say that we were surprised at the jump and suddenness of the capabilities of our models when it came to “cyber” or “swarming” or “message boards” or anything else related to the incidents is an understatement. Security posture takes time to develop. It’s not just about…
How's that view?! With NDC Oslo now done, it's a little bit of sightseeing before heading to Denmark for GOTO in Copenhagen for Scott's and my "Cyber-broken" talk. In the meantime, this week is mostly about the ShinyHunters trajectory targeting both
Bad news on the MX Keys Mini pickup. Usman showed up at your building around 9:15 and waited, messaged a bunch of times, and nobody came down. He left angry at 9:38 and left a negative rating. Worse, my auto-reply told him "Yep I'm here!" at 9:27 when you clearly weren't…
A ratchet is a tool that only goes in one direction. We explore using this technique for leadership problems.
Small Decisions: Engineering a Leading Model Or trying to, at least. Update: An evolved version of the model described here is now available as part of Strands. Check out strands-decider on github and HuggingFace . My day job has been primarily in AI for three years now, but I’d…