search
Claude Opus 5.5
Trends
- 1
A project called Livenerf is circulating with the question of whether Anthropic's Claude Opus 5.5 has been nerfed, or quietly degraded in performance. The tool appears aimed at tracking real-time changes in model behaviour, tapping into a wider debate among AI users about whether frontier models get worse after release. Commenters so far are limited, so the discussion is just getting started.
- 2Claude Opus 5.5 reportedly cut em-dash use by 95%●Recent Claude Opus 5.5 writing metrics reveal a 95% drop in em-dash usage and shorter average sentences, indicating mass
Anthropic's Claude Opus 5.5 is being credited with a dramatic shift in writing style: metrics circulating online claim a 95% drop in em-dash usage and shorter average sentences, framed as a major formatting improvement. Observers are debating what the numbers say about how AI models are being tuned to sound less formulaic and more human in their prose.
Repos
- ninjahawk/livenerf Benchmark for tracking model capability after release.
- JohnHeibel/PDoomVideo Source code for the Claude Opus 5.5 music video for I'm Upping My P(doom)
- yihui-dev/awesome-opus5-5-videos A growing collection of viral videos made with Claude Opus 5.5 and the prompts behind them. Watch each original next to
- riba2534/claude-opus-5-5-demo claude-opus-5-5-demo