Claude
Anthropic says it fixed Claude's writing. I ran the evals to check.
TL;DR: Anthropic says Opus 5.5 fixed Claude’s writing. I tested that claim with the standard …
Claude's hillclimb loop, with your traces underneath
On September 28, Anthropic’s Lance Martin published Automating eval design and hillclimbing …
Don't delete your skills, audit them
Boris Cherny, who created Claude Code and runs it at Anthropic, gave some advice recently that made …
I built a little Claude that dances when it needs me
I’ve got into a bad habit lately. I set Claude Code off on some task - refactor this, write …