Anthropic Claude Sonnet 4.6 end of life
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There are 152 days until Anthropic Claude Sonnet 4.6 end of life, on Wednesday, 17 February 2027.
Anthropic Claude Sonnet 4.6 reaches end of life on February 17, 2027: upstream support ends and no further security fixes are expected. It was released on February 17, 2026.
- Where
- Worldwide
Date source
Last verified Sep 18, 2026
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