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Three AI coding agents leaked secrets through a single prompt injection. One vendor's system card predicted it
Claude Mythos: The System Card
System Card: Claude Mythos Preview [pdf]
Claude Sonnet 4.6 System Card
Claude Haiku 4.5 System Card [pdf]
Claude Sonnet 4.5 System Card [pdf]
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O3-mini System Card [pdf]
GPT-4o System Card
