tsfmOn-device Apple Intelligence in Node.js

TypeScript SDK for Apple's Foundation Models.
No keys. No servers. It just works.

🔒

On-Device Inference

Runs entirely on Apple Silicon. Your data never leaves the machine — no network requests, no API keys.

⚡

Async iterator interface for token-by-token streaming. Process responses as they're generated.

🧩

Typed schemas with generation guides constrain output to exactly the shape you need.

🛠️

Give the model tools to call during generation. Define schemas, implement handlers, get structured results.