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Claude Sonnet 5.5

Claude Sonnet 5.5 is a step-change improvement over Sonnet 5 for well-scoped everyday work like building features, fixing bugs, and creating polished documents, slides, and spreadsheets. It also writes more clearly than Sonnet 5.

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概要

Claude Sonnet 5.5 is a step-change improvement over Sonnet 5 for well-scoped everyday work like building features, fixing bugs, and creating polished documents, slides, and spreadsheets. It also writes more clearly than Sonnet 5.

ユースケース

  • モデルホスティング・推論
  • AIアプリ向けAPI統合

Breaking News

X：Arena (@arena) · 2026/9/28
Claude Sonnet 5.5 by @AnthropicAI is now in the Agent Arena!
Anthropic：Newsroom（网页） · 2026/9/28
Introducing Claude Sonnet 5.5
Artificial Analysis 完整文章（网页） · 2026/9/27
Claude Sonnet 5.5 reaches #2 on the Artificial Analysis Intelligence Index