Anthropic’s Mythos Offensive: Between One-Shot Wonders, US Export Controls, and the Question of Who...

A paragraph buried in Fable 5’s 319-page system card revealed the model would silently downgrade its responses for certain AI development work—without telling users.

A paragraph buried in Fable 5's 319-page system card revealed the model would silently downgrade its responses for certain AI development work — without telling users.