# Apple Foundation Models Skill > Write, review, or integrate Apple's FoundationModels framework (iOS 26.0+, macOS 26.0+), including WWDC 2026 beta APIs (OSs 27.0+). Use for on-device generation, structured output, tool calling, streaming, prompt attachments, dynamic profiles, agentic orchestration, session properties, Private Cloud Compute, or custom language model providers. - **Type:** Skill - **Install:** `agentstack add skill-alessiorubicini-apple-foundation-models-agent-skill-apple-foundation-models-skill` - **Verified:** Yes — security-reviewed for prompt injection and unsafe behavior - **Seller:** [alessiorubicini](https://agentstack.voostack.com/s/alessiorubicini) - **Installs:** 0 - **Category:** [Agent Skills](https://agentstack.voostack.com/c/agent-skills) - **Latest version:** 0.1.0 - **License:** MIT - **Upstream author:** [alessiorubicini](https://github.com/alessiorubicini) - **Source:** https://github.com/alessiorubicini/Apple-Foundation-Models-Agent-Skill/tree/main/apple-foundation-models-skill ## Install ```sh agentstack add skill-alessiorubicini-apple-foundation-models-agent-skill-apple-foundation-models-skill ``` Requires the [AgentStack CLI](https://agentstack.voostack.com/docs/cli). Works with Claude Code, Cursor, and any MCP-compatible agent. ## About # Apple Foundation Models Skill This skill acts as a router. When handling tasks or queries related to Apple's `FoundationModels` framework, identify the relevant topic below and load the corresponding reference file before performing any code generation or analysis. ## Topic Router | Topic / API Surface | Target Reference | | :--- | :--- | | **All References Index** | [references/_index.md](file:///Users/alessiorubicini/Developer/projects/Apple-Foundation-Models-Agent-Skill/apple-foundation-models-skill/references/_index.md) | | **Model Access & Availability** | [system-language-model.md](file:///Users/alessiorubicini/Developer/projects/Apple-Foundation-Models-Agent-Skill/apple-foundation-models-skill/references/system-language-model.md) | | **Session & Transcript Lifecycle** | [session-lifecycle.md](file:///Users/alessiorubicini/Developer/projects/Apple-Foundation-Models-Agent-Skill/apple-foundation-models-skill/references/session-lifecycle.md) | | **Structured Output (`@Generable`)** | [guided-generation.md](file:///Users/alessiorubicini/Developer/projects/Apple-Foundation-Models-Agent-Skill/apple-foundation-models-skill/references/guided-generation.md) | | **Tool Calling & Capabilities** | [tool-calling.md](file:///Users/alessiorubicini/Developer/projects/Apple-Foundation-Models-Agent-Skill/apple-foundation-models-skill/references/tool-calling.md) | | **Sampling & Options** | [generation-options.md](file:///Users/alessiorubicini/Developer/projects/Apple-Foundation-Models-Agent-Skill/apple-foundation-models-skill/references/generation-options.md) | | **Streaming UI & Responses** | [streaming.md](file:///Users/alessiorubicini/Developer/projects/Apple-Foundation-Models-Agent-Skill/apple-foundation-models-skill/references/streaming.md) | | **Error Handling & Overflow** | [error-handling.md](file:///Users/alessiorubicini/Developer/projects/Apple-Foundation-Models-Agent-Skill/apple-foundation-models-skill/references/error-handling.md) | | **Swift Concurrency & Actor Isolation** | [concurrency.md](file:///Users/alessiorubicini/Developer/projects/Apple-Foundation-Models-Agent-Skill/apple-foundation-models-skill/references/concurrency.md) | | **Performance & Prewarming** | [performance.md](file:///Users/alessiorubicini/Developer/projects/Apple-Foundation-Models-Agent-Skill/apple-foundation-models-skill/references/performance.md) | | **Prompt Engineering & Strategy** | [prompting-techniques.md](file:///Users/alessiorubicini/Developer/projects/Apple-Foundation-Models-Agent-Skill/apple-foundation-models-skill/references/prompting-techniques.md) | | **Prompt Attachments (Images)** | [prompt-attachments.md](file:///Users/alessiorubicini/Developer/projects/Apple-Foundation-Models-Agent-Skill/apple-foundation-models-skill/references/prompt-attachments.md) | | **Dynamic Profiles & Policies** | [dynamic-profiles.md](file:///Users/alessiorubicini/Developer/projects/Apple-Foundation-Models-Agent-Skill/apple-foundation-models-skill/references/dynamic-profiles.md) | | **Session Properties** | [session-properties.md](file:///Users/alessiorubicini/Developer/projects/Apple-Foundation-Models-Agent-Skill/apple-foundation-models-skill/references/session-properties.md) | | **Private Cloud Compute (PCC)** | [private-cloud-compute.md](file:///Users/alessiorubicini/Developer/projects/Apple-Foundation-Models-Agent-Skill/apple-foundation-models-skill/references/private-cloud-compute.md) | | **Custom Language Model Providers** | [custom-language-model-provider.md](file:///Users/alessiorubicini/Developer/projects/Apple-Foundation-Models-Agent-Skill/apple-foundation-models-skill/references/custom-language-model-provider.md) | | **Framework Glossary** | [glossary.md](file:///Users/alessiorubicini/Developer/projects/Apple-Foundation-Models-Agent-Skill/apple-foundation-models-skill/references/glossary.md) | ## Boundaries (Out of Scope) Do **NOT** use this skill for: - General Swift Concurrency (see Swift Concurrency Skill). - Standard SwiftUI patterns (see SwiftUI Expert Skill). - Non-Apple/third-party LLM APIs. - Model training/CoreML integration details. ## Source & license This open-source skill is cataloged on AgentStack and links to its original source — we do not rehost the code. - **Author:** [alessiorubicini](https://github.com/alessiorubicini) - **Source:** [alessiorubicini/Apple-Foundation-Models-Agent-Skill](https://github.com/alessiorubicini/Apple-Foundation-Models-Agent-Skill) - **License:** MIT Install and usage instructions live in the source repository linked above. ## Pricing - **Free** — Free ## Security capabilities Automated source analysis of v0.1.0 — what this tool can access: - **Network access:** no - **Filesystem access:** no - **Shell / process execution:** no - **Environment & secrets:** no - **Dynamic code execution:** no *"Yes" means the capability is present in the source — more access means more to trust, not that it is unsafe.* ## Versions - **0.1.0** — security scan: passed — Imported from the upstream source. ## Links - Listing page: https://agentstack.voostack.com/l/skill-alessiorubicini-apple-foundation-models-agent-skill-apple-foundation-models-skill - Seller: https://agentstack.voostack.com/s/alessiorubicini - Browse the marketplace: https://agentstack.voostack.com/browse --- Listed on AgentStack — the marketplace for AI agent skills and MCP servers. Every listing is security-reviewed. Creators keep 70%.