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Code from iOS 27 and macOS Golden Gate reveals Apple's new Siri architecture supports third-party AI models. A 'Model Delegation' mechanism lets Claude appear as a Siri extension, handling tasks like creating reminders. A second protocol allows replacing Apple's server-side Siri model entirely with models like GPT-5.6, which can then perform system actions and access personal data.
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Summary by ByteBrief
China Names Two US AI Models as Cyber Threat