A live presenter on stage at WWDC 2016 in front of a large screen displaying the UnicornChat logo, with [Applause] captioned below.

At WWDC 2016, Apple introduced SiriKit with a sample app called UnicornChat. SiriKit was organized around domains, each with a set of predefined intents, each with its own set of predefined parameters.

A slide from a WWDC26 presentation – a stylized unicorn logo with a pink and purple mane with the text UnicornChat on a sleek, minimalist background.

At WWDC 2026, Apple introduced Siri AI with a sample app called UnicornChat. App Intent schemas are organized around domains, each with a set of predefined intents, each with its own set of predefined parameters.

So what’s changed? Everything, and nothing. The promise of a personalized Siri that can take action across your apps has been there since iOS 10. Will iOS 27 finally deliver it?