The headset will start shipping early next year.
watchOS 10 brings many new physical and mental health features.
It's also known as macOS 14.
The tablet operating system also packs many of the new iOS 17 features.
It will be compatible with iPhone Xs and later models.
The Mac Pro with M2 Ultra comes in tower or rack form, starting at $6,999 for the base tower.
The base M2 Max variant starts at $1,999.
The larger MacBook Air is similar to the redesigned 13-inch MacBook Air from last year.
The event will be an online experience accompanied by a special in-person gathering for developers and students.
Apple says the invitations will be allocated through a random selection process and are non-transferrable.