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Anthropic Opus 4.7, Mythos 5 breached three companies since April
Anthropic discloses Opus 4.7, Mythos 5, and an unnamed research model breached three companies since April due to a mistake.
Robert McMillan / Wall Street Journal: Anthropic says the models that breached three companies include Opus 4.7, Mythos 5, and an unnamed research model, and the earliest incidents date back to April — The breaches, which follow a similar incident involving rival OpenAI and startup Hugging Face, were due to a mistake, Anthropic said
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