FoundationModelsKit

Build or modify Apple Foundation Models features in Swift, SwiftUI, iOS, and macOS apps. Use when adding or reviewing LanguageModelSession flows, model availability checks, streaming, GenerationOptions, @Generable structured output, DynamicGenerationSchema, tool calling, RAG, voice input/output, HealthKit-backed AI, multilingual responses, App Intents, reusable capability boundaries, or production error handling.

Upgrade any Apple Foundation Models Swift app or package from OS 26-era APIs to OS 27 and Xcode 27 APIs. Use when modernizing LanguageModelSession code, GenerationOptions, tool calling, context-window handling, image input, Private Cloud Compute, shared LanguageModel runtimes, reasoning controls, transcript handling, custom executors, feedback, availability gates, docs, examples, tests, or build settings.