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Anthropic Claude Sonnet 4.5 end of life

Sep 29, 2026

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Anthropic Claude Haiku 4.5 end of life

Oct 15, 2026

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Anthropic Claude Opus 4.5 end of life

Nov 24, 2026

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Anthropic Claude Opus 4.6 end of life

Feb 5, 2027

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Anthropic Claude Sonnet 4.6 end of life

Feb 17, 2027

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Anthropic Claude Opus 4.7 end of life

Apr 16, 2027

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Anthropic Claude Opus 4.8 end of life

May 28, 2027

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Anthropic Claude Fable 5 end of life

Jun 9, 2027

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Anthropic Claude Sonnet 5 end of life

Jun 30, 2027

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Anthropic Claude Opus 5 end of life

Jul 24, 2027

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Anthropic Claude Fable 5.1 end of life

Sep 1, 2027

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