Provides sample implementations for iOS 26 and macOS 26 showing how to integrate Apple’s Foundation Models Framework into SwiftUI applications. Demonstrates one-shot prompting, conversational chat interfaces, multilingual support, and integration with device capabilities through tool-calling including Weather, Web Search, Contacts, Calendar, Reminders, Location, Health, and Music services. Also covers speech recognition, text-to-speech, and RAG-based retrieval workflows.