With iOS 27, Siri opens its doors to third-party AI chatbots — Claude, Gemini, and others — ending ChatGPT's exclusive fallback status. Any AI app on the App Store can plug into Siri through a new "Extensions" framework, letting users route queries to whichever service they actually prefer. That's a seismic shift in how Apple thinks about AI, and the business logic behind it is sharper than it first appears.
Here's what's actually changing under the hood. Apple is building a brand-new chatbot interface, codenamed Campos, to replace the current Siri experience across iPhone, iPad, and Mac. It handles voice and text, digs deep into first-party apps like Mail and Photos, and operates at the system level — composing emails, adjusting settings, reading on-screen content — all without bouncing you between apps. Google's Gemini powers it, under a deal reportedly worth around $1 billion a year. A teaser update lands in iOS 26.4, with the full rollout alongside the iPhone 18 in September 2026.
Long-term, Apple is quietly building its own models, internally called Ferret-3, targeting a 2027 debut. Gemini is a bridge, not a forever partnership.
The real story, though, is strategic.
Apple doesn't need to win the AI model war. It needs to own the gateway to it. Think of Siri as a tollbooth on a very busy highway — every AI company that wants premium distribution on two billion active Apple devices has to pass through it. Apple collects the toll.
Third-party AI subscriptions processed through the App Store generate App Store revenue. Developers typically keep 70% of proceeds, sometimes more, and Apple pockets the rest. So paradoxically, opening Siri to competitors is a services revenue play. The more people pay for Claude or Gemini through their iPhone, the more Apple earns without writing a single line of frontier-model code.
This mirrors Apple's playbook in search, payments, and app distribution. The twist is that the AI assistant layer sits even higher in the stack — stickier in daily behavior than any of those precedents.
So who actually benefits here?
Apple wins most clearly. Even if Siri's raw AI quality trails rivals, Apple controls the orchestration layer, the user trust relationship, and the billing rail. That's durable.
Alphabet gets something it's long struggled to land on iPhone — embedded, platform-level daily use. Having a major platform choose Gemini as its foundational engine carries real credibility. The risk is that Apple treats Gemini as a commoditized backend, capturing inference revenue while Google misses out on brand loyalty.
OpenAI takes the sharpest blow. Dropping from exclusive preferred partner to just another menu option is a structural demotion. Consumer AI increasingly runs on default distribution, and Apple may be quietly converting OpenAI from a favored collaborator into just another endpoint.
Anthropic, meanwhile, gains mass consumer reach on premium devices — something it's historically struggled to achieve against ChatGPT — without spending a dollar on hardware.
The hardest part ahead for Apple isn't plugging in another chatbot. It's building a low-latency routing system that intelligently dispatches queries across on-device models, Gemini, ChatGPT, and Claude while preserving privacy, tracking subscription entitlements, and maintaining conversational continuity. Apple already stumbled once on its promised personalized Siri features. That stumble warrants healthy skepticism.
When WWDC kicks off June 8, watch for three things: whether Apple announces a formal developer API for the extension framework, whether users can designate a non-Apple model as a true system default, and how clearly Apple distinguishes on-device from cloud-based processing. Those specifics will reveal whether this is a genuine platform shift or another beautifully produced demo.
Here's the bottom line.
Apple is openly conceding phase one of the generative AI race — and making arguably the savviest late-mover play in the industry. By welcoming rivals into its ecosystem as revenue-sharing partners, it converts competitive weakness into platform leverage. The real question for investors isn't whether Apple builds the best AI. It's whether Apple becomes the indispensable front door to everyone else's.
Spoiler: that door is already being built.
not investment advice
Sources:
Bloomberg Law — Apple to Open Up Siri to Rival AI Assistants in Strategy Shift
https://news.bloomberglaw.com/ip-law/apple-to-open-up-siri-to-rival-ai-assistants-in-strategy-shift