Siri's New Brain: ChatGPT, Claude, or Gemini on Your iPhone (iOS 27)

If the only thing you ever ask Siri is "set a timer" — this is the update you've been waiting for. At WWDC 2026, Apple rebuilt Siri from the ground up. The new Siri AI is built with Google's Gemini models, can understand what's on your screen, search across your messages, emails, and photos, and chain actions across apps. And with iOS 27's Extensions, you'll be able to pick ChatGPT, Claude, or Gemini as the AI behind your iPhone's built-in features. In this episode, we break down — in plain English — what Apple actually announced, what's still just reported, and what you can do today without buying a new iPhone. What you'll learn: ✅ Why today's Siri feels stuck at "set a timer" ✅ The 3 big upgrades in Siri AI (on-screen awareness / personal context / cross-app actions) ✅ The Google Gemini partnership — and why it's NOT the same as the Gemini app ✅ Extensions: choosing ChatGPT, Claude, or Gemini for Siri, Writing Tools, and Image Playground ✅ When and where you can actually use it (beta waitlist, fall 2026, EU/China limits, device requirements) ✅ What to try today on the iPhone you already own ⚠️ Availability, regions, and device requirements are as of Apple's WWDC 2026 announcement (June 2026) and may change. Some Extensions details are based on media reports. Check apple.com for the latest. AI Engineer News — daily AI & engineering catch-up in plain English. The English edition of AIエンジニア情報局. #Siri #iOS27 #AppleIntelligence #ChatGPT #Claude #Gemini #WWDC #AI