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Apple’s iOS 27 leaks reveal a rebuilt Siri with chat interface and open model choices

Bloomberg reports suggest the long-delayed Siri overhaul will combine a conversational redesign with user choice of third-party AI models.

Published Updated 3 sources0 Reddit1 web80% confidence

What matters

  • Bloomberg-backed renders show iOS 27 Siri as a dedicated chat app with a Liquid Glass aesthetic.
  • A new Extensions framework will let users choose third-party AI models to power Siri and other Apple Intelligence features.
  • ChatGPT’s exclusive role as Siri’s fallback is expected to end.
  • Apple is likely to announce the overhaul at WWDC 2026 on June 8.
  • The redesign marks a significant shift from Siri’s traditional voice-first, transactional interface.

What happened

Apple is preparing its most significant Siri overhaul in years. According to renders published by Bloomberg and highlighted by The Verge, iOS 27 will replace Siri’s familiar voice-first bubble with a full chat interface that resembles ChatGPT, wrapped in Apple’s translucent Liquid Glass design language. The images suggest a dedicated app where users can type or speak to an assistant capable of back-and-forth conversation rather than simple command-and-response transactions.

The visual redesign is only half the story. Earlier in May, Bloomberg’s Mark Gurman reported that iOS 27 will introduce “AI Extensions,” a system-level framework that lets compatible third-party AI apps plug directly into Apple Intelligence. Instead of defaulting to Apple’s own models or routing every complex query to ChatGPT, users will be able to choose their preferred backend—Claude, Gemini, ChatGPT, or others—to power Siri, Writing Tools, and Image Playground. If the reports hold, this ends ChatGPT’s exclusive fallback status inside Apple’s ecosystem and turns Siri into a flexible gateway rather than a closed pipeline.

Apple is expected to unveil both the redesign and the Extensions framework at its Worldwide Developers Conference on June 8, 2026.

Why it matters

Siri has lagged behind conversational AI for nearly a decade. While competitors turned chatbots into research assistants, coding partners, and creative editors, Siri remained tethered to shortcuts, web searches, and narrow domain commands. A ChatGPT-style interface signals that Apple finally recognizes conversation as a primary computing paradigm, not just a voice-control layer.

The Extensions framework is arguably the bigger strategic shift. By letting users swap in third-party models, Apple is conceding that its own on-device intelligence may not be enough for every task—and that owning the gateway is more valuable than owning the model. It mirrors the approach Apple took with browsers and keyboards: control the platform, curate the alternatives, and let competition drive quality. For rivals like Anthropic and Google, it opens a massive distribution channel. For OpenAI, it means defending its turf inside the iPhone’s default assistant for the first time.

Public reaction

No strong public signal was available. The supplied sources do not include Reddit or social-media discussion, so it remains unclear how everyday iPhone users or developers have reacted to the renders and Extensions report.

What to watch

The immediate milestone is WWDC on June 8. Apple will need to demonstrate that the new Siri understands context across apps, maintains privacy standards when third-party models are invoked, and actually ships on time—something the company has struggled with after delaying more ambitious Apple Intelligence features to 2026.

Observers should also watch for technical details on how Extensions handle data routing. If a user chooses Claude for Siri, does the query leave Apple’s servers entirely? And will developers face strict entitlement requirements or revenue-sharing rules to participate? The answers will determine whether Extensions become a vibrant marketplace or a lightly used settings toggle.

Sources

Public reaction

No strong public signal was available in the supplied discussion inputs, so broad user and developer sentiment remains undocumented.

Open questions

  • Will iPhone users trust third-party AI models with Siri queries?
  • How will pricing and subscriptions work for third-party Extensions inside Apple Intelligence?

What to do next

Developers

Start auditing your AI app’s API compatibility with Apple’s expected Extensions framework, and prepare a SiriKit integration that can handle conversational turn-taking.

If Apple opens Siri to third-party models, developers will need to plug into a new system-level framework quickly to capture early adopters.

Founders

Position your AI tool as a Siri-compatible alternative to ChatGPT before WWDC locks in launch partners.

First-mover advantage in the Extensions marketplace could drive significant mobile distribution.

PMs

Map your product’s core user flows to a voice-and-chat hybrid interface, assuming users may discover your AI through Siri rather than a standalone app.

The redesign shifts discovery from app icons to system-level assistant queries.

Investors

Re-evaluate moats for consumer AI apps that rely solely on iOS distribution, as Apple’s model-agnostic gateway could commoditize front-end access.

If users can swap models inside Siri, raw model access becomes less defensible than workflow or data integration.

Operators

Draft internal policies on approved AI models for company-issued iPhones before employees begin routing sensitive queries through third-party Extensions.

Opening Siri to external models introduces new data governance and compliance risks.

Testing notes

Caveats

  • This story describes pre-release software expected to be announced at WWDC 2026; no public beta, developer seed, or hands-on hardware has been documented in the supplied sources, so testing is not yet possible.