Anthropic says it has significantly blunted distillation attacks against Claude

AlexTensor · x · 2026-10-13

Anthropic announced significant progress in reducing the effectiveness of distillation attacks against Claude, publishing a post explaining how.

The post circulated alongside David Sacks' criticism of Anthropic's apparent double standard: claiming a right to train on the world's output for free even over authors' objections, while calling competitors' paid use of Claude outputs for training "IP theft."

Related event: Anthropic Says Anti-Distillation Defenses Cut Data Theft by 90-99%, Names Zhipu and Moonshot(20 posts)→

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