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Claude Sonnet 5.5

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Anthropic Claude AI development and application

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Latest: Anthropic releases Claude Sonnet 5. 5 with improved speed and efficiency

Following the September 2026 introduction of Claude Opus 5.5, Anthropic has released Claude Sonnet 5.5, the second model in the 5.5 family. Positioned as a mid-tier model for enterprise tasks like coding and document man

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