Anthropic News & Discussions

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Blog post: Measurements for understanding the pace of AI development inside frontier labs

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Claude Opus 5.5

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Claude Sonnet 5.5

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In recent months, we’ve made substantial progress on reducing the effectiveness of distillation attacks on Claude using new methods, as we outline in this blog. Early evidence suggests that these methods have reduced the amount of data harvested by distillers by around 90 to 99 percent.

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Blog post: https://importai.substack.com/p/import- ... ty-and-rsi

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