---
id: 20260701-T0-04
title: "Anthropic发布Claude Sonnet 5：性能逼近Opus 4"
title_en: "Anthropic Releases Claude Sonnet 5 with Performance Close to Opus 4"
url: https://ai.daily.yangsir.net/daily/20260701-T0-04
issue_date: 2026-07-01
publish_date: 2026-06-30T21:23:02.000Z
category: release
source_name: "Simon Willison"
source_url: https://simonwillison.net/2026/Jun/30/claude-sonnet-5/#atom-everything
---

# Anthropic发布Claude Sonnet 5：性能逼近Opus 4

Anthropic正式发布Claude Sonnet 5。根据官方开发者文档，该模型性能已非常接近旗舰模型Opus 4。开发者文档通常比官方公关稿包含更多技术细节和可执行的操作指南。

## English Version

**Anthropic Releases Claude Sonnet 5 with Performance Close to Opus 4**

Anthropic released Claude Sonnet 5 this morning. According to the developer documentation, its performance is close to that of Opus 4. Developer docs often provide more actionable technical details than official announcement posts.

---

**来源**：[Simon Willison](https://simonwillison.net/2026/Jun/30/claude-sonnet-5/#atom-everything)

**详情页**：https://ai.daily.yangsir.net/daily/20260701-T0-04

---

*智语观潮 · Daily — https://ai.daily.yangsir.net/llms.txt*