Anthropic promises zero data retention – but customers must check it worked

Anthropic will provide zero data retention to enterprise customers who have been promised the perk, subject to approval, when using the company's Fable model. With the arrival of new versions of its high-end models, Fable 5.1 and Mythos 5.1, the Claudefather has announced a service called Enterprise Frontier Safeguards (EFS) that combines the privacy of not storing customer data with model abuse detection. Under the new deal, enterprises do not receive zero data retention (ZDR) agreements automatically — they must apply for them. Thirty-day retention of inputs and outputs is the norm for commercial customers using the API unless other arrangements have been made. Earlier this year, Anthropic said it would temporarily keep the inputs...

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