Anthropic today released Opus 4.5, its flagship frontier model, and it brings improvements in coding performance, as well as some user experience improvements that make it more generally competitive ...
After launching Claude Sonnet 4.5 (late September) and Claude Haiku 4.5 (mid-October), Anthropic on Monday unveiled a new frontier AI model, Claude Opus 4.5, which features state-of-the-art (SOTA) ...
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