WWDC opens with Siri at the center of Apple’s AI test

Apple’s Worldwide Developers Conference, scheduled for June 8 to June 12, opens Monday with a keynote that Apple says will include “AI advancements” alongside new software and developer tools. Apple’s official plan calls for the keynote at 10 a.m. PDT and a “Platforms State of the Union” the same day at 1 p.m. PDT, with additional sessions and Group Labs running through the week. The company has said it will bring more than 1,000 developers, designers, and students in person at Apple Park on June 8.

While WWDC is typically a software showcase, TheStreet frames this year’s event as a pivotal moment for Siri specifically, arguing that Apple’s long-delayed Siri overhaul has shifted from a product question to one of “credibility.” In its view, Apple cannot simply demonstrate new AI features; it must show that Siri can function as a genuinely helpful assistant across Apple’s main platforms, including the iPhone, iPad, Mac, Apple Watch, and Vision Pro.

TheStreet’s expectations for iOS 27 include stability and performance improvements, but it puts Siri at the top of the list. It characterizes the hoped-for Siri upgrade as a move toward stronger personal context awareness, better handling of voice commands, and a more conversational experience. It also suggests a larger shift in how Siri might be used, including the possibility of a chatbot-style Siri app that would allow longer, back-and-forth chats rather than the basic command pattern Siri has relied on for years.

The pressure on Siri is also tied to how Apple is positioning its broader AI system. Apple Intelligence, in Apple’s own description, is designed to run on-device whenever possible, and to move to cloud processing only for requests that require more computational capacity. For those more complex tasks, Apple says it can use “Private Cloud Compute,” a service that extends the security model of Apple devices into the cloud rather than treating the cloud as a separate, trust-less environment.

That cloud element intersects with Apple’s new reliance on third-party AI models. In a joint statement published by Google, Apple and Google said they entered a multi-year collaboration under which the next generation of Apple Foundation Models will be based on Google’s Gemini models and cloud technology. The same statement says these models are intended to help power future Apple Intelligence features, including “a more personalized Siri coming this year,” while Apple Intelligence would “continue to run on Apple devices and Private Cloud Compute” with Apple’s privacy standards maintained.

The market risk, TheStreet argues, is that Apple could end up repeating what other AI assistants already do, without translating AI capability into a reason for customers to stay in the Apple ecosystem, upgrade devices, and engage more deeply with Apple services. In that framing, a slick demo would not be enough if Siri’s new skills do not feel practical and dependable for real-world use, or if the upgrade turns out to be limited in availability, performance, or scope.

Still, much about Siri at WWDC remains undisclosed in the public materials reviewed for this story. Apple’s WWDC announcements confirm an event timetable and that the company plans to highlight “AI advancements,” but they do not spell out what specific Siri capabilities will be shown, how extensive the change will be on day one, or whether any new “chatbot-style” Siri usage model will debut at the keynote.

What to watch after the June 8 keynote is straightforward: whether Apple can demonstrate Siri working with richer context, handling multi-step intent more reliably, and integrating those improvements in a way that developers can build around. Equally important is how Apple describes the user experience boundaries, including when tasks run on-device versus via Private Cloud Compute, since those details are central to Apple’s privacy differentiation and to whether the new Siri experience will feel fast and trustworthy.