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# ai extensions

img of iOS 27 Just Made Your iPhone an Open AI Platform: Pick Claude, Gemini, or ChatGPT as Your Default
• 15 min read

iOS 27 Just Made Your iPhone an Open AI Platform: Pick Claude, Gemini, or ChatGPT as Your Default

WWDC 2026's least-covered announcement is the most important one. Apple quietly opened iOS 27 to any third-party AI — set Claude, Gemini, ChatGPT, or your own enterprise agent as the system default for Siri, Writing Tools, and Visual Intelligence.