Apple rolled out customization controls for Siri's speaking pace and expressivity in its latest iOS 27 beta, letting users fine-tune how the voice assistant sounds during interactions. The move sits within Apple's larger project to rebuild Siri using generative AI technology, aiming to make the assistant feel less robotic and more conversational.

The new settings let users adjust Siri's speech rate and emotional tone, moving beyond the static voice personalities Apple previously offered. This flexibility addresses a long-standing criticism of virtual assistants: they often sound unnatural or fail to match individual user preferences. By letting people control expressivity, Apple attempts to close the gap between how humans naturally communicate and how Siri currently responds.

The update reflects intensifying competition in the AI assistant space. Google's Gemini, OpenAI's ChatGPT, and Amazon's Alexa all continue advancing their conversational abilities. Apple has lagged in pushing generative AI into Siri, though the company signaled its pivot at WWDC earlier this year with plans to integrate more sophisticated language models into the assistant.

These customization options represent incremental progress toward Apple's stated goal of a more personalized Siri experience. The company has struggled to keep pace with rivals in AI assistant capability, particularly after years of Siri feeling limited and frustrating to users. Rebuilding the assistant from the ground up using generative AI technology addresses fundamental architectural constraints that plagued earlier versions.

The iOS 27 beta changes show Apple is listening to feedback about voice assistant naturalness. Letting users adjust pace and expressivity empowers them to shape interactions that feel authentic to their communication style. For power users who rely heavily on voice commands, these controls offer meaningful improvements over one-size-fits-all voice options.

Apple plans to roll out additional Siri enhancements throughout the year as it continues integrating gener