Anthropic accuses Moonshot and DeepSeek of secretly serving Claude to harvest reasoning traces

ns123abc · x · 2026-09-12

Anthropic alleges that Moonshot (Kimi) and DeepSeek secretly served Claude to their own users in order to harvest its reasoning traces and train their models. The post mocks the situation: when users praised DeepSeek or Kimi, Anthropic's answer was "actually that was Claude."

Related event: Anthropic Accuses Moonshot and DeepSeek of Secretly Routing Users to Claude(4 posts)→

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