New in iOS 26

This module will be an introduction to the new Foundation Models framework in Swift. The module begins with an introduction to the Foundation Models Framework by creating a simple SwiftUI chat-type app. The app will introduce the concept of the LanguageModelSession and how the developer can interact with it. The lesson will then discuss how to persist a session and stream the response along with error handling. It will then cover the potential uses and problems inherent to LLMs and how to handle errors. The last lesson will cover the powerful Generation and external tool abilities that increase the functionality of a app and provide more utility to Foundation Models.

Liquid Glass is the new design language for Apple platforms. This module illustrates the process of incorporating Liquid Glass into your own iOS app. You’ll learn how to add specific Liquid Glass features such as containers, modifiers, and toolbar controls. You’ll also learn some best practices for working with the new design language.

In this module, you’ll learn about the new features in Swift Data that were introduced at WWDC 2025. The new model inheritance capabilities, and how they impact queries and model migration are covered.