theverge
PublishedJune 10, 2026 at 4:50 PM
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Microsoft restricts Claude Fable for employees over data retention concerns

Publisher summary· verbatim
Anthropic released Claude Fable, its first Mythos-class AI model, yesterday and it's already causing concerns inside Microsoft. Sources tell me that Microsoft is limiting the use of Claude Fable 5 for employees because of Anthropic's new data retention requirements. While Microsoft quickly rolled ou
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