ai models

TL;DR: Anthropic switched on watermarking for everything Claude writes, explained how it works on 14 August, and spent the weekend being shouted at about it. Here’s the bit for builders that nobody else is leading with: the Claude watermark barely touches working code, but it does mark the copy you write around it — your…

TL;DR: On 14 August a post titled “Why does Opus 5 feel worse to work with?” reached 853 points on Hacker News. The complaint is specific and widely shared: it stopped asking questions and started making assumptions. But the post contains no measurements — its author labels their own explanation “baseless speculation” — and the…