What is the best AI assistant for iPhone in 2026?

Claude leads for reasoning-heavy tasks, backed by top benchmarks—Gemini if you're Google-tied, Perplexity for searches.

How do Siri Extensions work in iOS 27?

Siri routes chat/Q&A to your chosen AI (Claude, etc.) but handles iOS actions itself—no full replacement.

Will third-party AIs take over Siri completely?

Unlikely; Apple's action layer stays locked, limiting to reasoning boosts amid privacy controls.

iOS 27 Siri Extensions: Claude Emerges as iPhone's Smartest Sidekick in 2026

Apple's iOS 27 Siri Extensions promise smarter iPhones by plugging in top AIs. But with Claude crushing benchmarks, is it finally time to ditch Siri's solo act?

DevTools Feed Apr 03, 2026 4 min read 11 views

iPhone displaying iOS 27 Siri Extensions menu with Claude, Gemini, and ChatGPT options

⚡ Key Takeaways

Claude tops benchmarks for iOS 27 Siri Extensions, ideal for nuanced iPhone tasks. 𝕏
Extensions route thinking to rivals but Siri owns actions—Apple's moat intact. 𝕏
Real-world limits persist: No AI here dials phones or navigates IVR hell. 𝕏

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