Apple to Announce 'Apple Intelligence' Opt-In AI Service at WWDC
Which operating systems will the new AI capabilities be available on?

The new AI capabilities, called "Apple Intelligence," will be available on iOS 18, iPadOS 18, and macOS 15. These operating systems are set to be announced at Apple's Worldwide Developers Conference (WWDC) on June 10. The AI features will be opt-in, meaning users can choose whether or not they want to use them. To use Apple Intelligence, users will need an iPhone 15 Pro or one of the iPhone 16 models, an iPad or Mac with at least an M1 chip, and the processing requirements will be powered by the device's onboard processor, rather than in the cloud.
On which date and at what time is Apple's WWDC keynote presentation scheduled to begin?

Apple's WWDC keynote presentation is scheduled to begin on June 10 at 10 a.m. Pacific Time.
What is the official name of the new AI feature set Apple is announcing for its devices?

The official name of the new AI feature set Apple is announcing for its devices is "Apple Intelligence." This feature set is expected to be introduced in iOS 18, iPadOS 18, and macOS 15, and will be powered by Apple's own technology as well as tools from OpenAI.