How to Fall Back Gracefully When Apple Intelligence Isn't Available

Apple Intelligence is one of the most exciting things to happen to iOS development in years. The Foundation Models framework gives you direct access to an on-device LLM with zero API costs, zero network calls, and full privacy. But here's the hard truth: a huge chunk of your users can't run it . If you just drop a LanguageModelSession() into your app without any checks, you'll ship broken experiences to a large portion of your user base. This article is about how to handle that properly — detecting unavailability, communicating it clearly to users, and falling back gracefully so your app stays useful for everyone. Who Can't Use Apple Intelligence? Let's be precise about this, because the numbers matter. iOS 26.3 (released February 11, 2026) runs on iPhone 11 and later — that's any device with an A13 chip or newer. But Apple Intelligence requires an A17 Pro chip or newer , which means only: iPhone 15 Pro / iPhone 15 Pro Max iPhone 16 / 16 Plus / 16 Pro / 16 Pro Max iPhone 16e iPhone 17