Apple gives Siri AI access to third-party apps

Apple is expanding Siri's role with artificial intelligence in iOS 27.3 by allowing the assistant to perform actions across third-party apps. Developers can now integrate Siri AI features in all apps, according to the summary, enabling the voice assistant to use personal context and natural-language processing to complete tasks across services. In practice, this could make Siri more useful for multi-app workflows such as sending messages, scheduling events, and shopping. A user might ask Siri to coordinate a meeting, check availability, and draft a follow-up without manually switching between apps. That is a meaningful shift from an assistant that mainly answers questions to one that can act on the user's behalf. The move also raises familiar but sharper privacy and permission questions. If Siri can reach into third-party apps, users need clear control over which apps are connected, what data is shared with Apple, and how far an action can go before confirmation is required. Developers will need to define scopes, handle sensitive data carefully, and make it obvious when Siri is acting versus merely suggesting. Apple will face scrutiny over whether personal context stays on-device, how third-party data is processed, and how permissions are explained. The update could improve convenience and accessibility, but trust will depend on granular controls, auditability, and predictable behavior. Apple's challenge is to make cross-app automation feel seamless without making users feel that their data is moving invisibly.