Apple Intelligence will integrate OpenAI's newly launched ChatGPT-5 model when iOS 26 arrives next month, Apple has confirmed (via 9to5Mac).

Apple will reportedly bring OpenAI’s latest GPT-5 model to iPhones via iOS 26 update. Here’s how iPhone users can take advantage of its capabilities.

However, the chat portion of Siri will be mostly the same, so ChatGPT will still be a major part of Apple Intelligence throughout 2026. Apple is reportedly working on a “true modernized, conversational version of Siri,” using a homegrown large-language model, but that isn’t expected to arrive until iOS 27.