Siri AI is built to be replaceable by Claude or ChatGPT

Substantial code references found in the latest iOS 27 and macOS Golden Gate betas reveal that Siri AI is already set up to let users replace it with alternatives.

Open laptop displaying the Golden Gate Bridge at dusk with a dark speech-bubble style notification near the top center that reads Working with Claude and a small spinning progress indicator
In future, Siri AI’s interface could be used to work with Claude, or the whole thing could seemingly be replaced by ChatGPT, if a user wants – image credit: pdfu.

The same developer who found watchOS code for the then-unannounced Readiness app has now found that Apple has prepared Siri AI to be almost completely replaced. Frequent leaker “pdfu” has shown not only code references, but also demonstrated using Claude in place of Siri AI.