# Claude Opus 5.5 写作风格分析：破折号减少 95%

- 来源：Rohan Paul (@rohanpaul_ai)
- 发布时间：2026-09-26 10:21
- AIHOT 分数：48
- AIHOT 链接：https://aihot.news/items/cmuhs8fxf0kn5rojn1jf25hdv
- 原文链接：https://x.com/rohanpaul_ai/status/2103671327924342840

## AI 摘要

对 Claude Opus 5.5 与 Opus 5 高推理文本输出的分析显示，12 项写作指标中 10 项改善：破折号从每千词 15.2 降至 0.8（降 95%），分号降 73%，长实词占比从 41.7% 降至 38.6%，平均句长从 12.14 词缩短至 10.03 词（降 17%）。

## 正文

Claude Opus 5.5 simply writes better.

Em dashes fall from 15.2 to 0.8 per 1,000 words, a 95% drop, while semicolons fall 73%.

But Opus 5.5 did not become terse. It actually became 6% longer, from 453 to 481 words per answer, while average sentence length fell 17%, from 12.14 to 10.03 words.

### 引用推文

> Arena.ai：We analyzed how @claudeai’s Opus 5.5 writes compared with Opus 5 across high-reasoning Text Arena outputs. 10 of 12 writing measures moved in a better direction...