Apple’s ambitious plans to transform Siri with advanced AI capabilities in iOS 18 have hit serious roadblocks, leading to delays for several highly anticipated features. Originally, Siri was set to receive deep contextual awareness, more natural interactions, and enhanced in-app controls, but Apple has now pushed these upgrades back to “the coming year.”
The setback highlights fundamental issues within Siri’s core system, as Apple struggles to modernize an aging infrastructure while ensuring its AI features meet high usability and privacy standards.
Why Siri’s AI Upgrade Is Delayed
Apple planned for iOS 18 to introduce an AI-powered Siri capable of understanding user context, following ongoing conversations, and controlling apps more effectively. However, internal testing revealed serious limitations, preventing these features from working as expected.
Some of the biggest challenges Apple’s engineers faced include:
- Fragmented AI Systems – Siri still relies on an outdated split architecture, making it hard to integrate modern AI models.
- Buggy Performance – Internal testing found frequent errors, incorrect responses, and inconsistent behavior.
- Struggles with Context Awareness – Siri had trouble keeping track of user intent across multiple requests.
- Lack of Reliable On-Screen Awareness – The AI was supposed to interpret content from the screen to provide better responses, but testing showed frequent misinterpretations.
- Slow In-App Action Execution – One of iOS 18’s major AI features—allowing Siri to perform deeper actions inside apps—was too unreliable to be released.
Because Apple prioritizes stability and user experience, the company has opted to delay the launch of many key AI features rather than rush an incomplete product.
Siri’s Outdated Infrastructure: A Core Issue
Unlike modern AI chatbots that use end-to-end machine learning models, Siri still relies on multiple disconnected processing systems.
- One system handles basic commands (e.g., setting a timer).
- Another system manages complex requests (e.g., scheduling an event based on an email).
These systems do not communicate efficiently, making Siri feel inconsistent and unpredictable. Apple has been working to unify Siri’s backend into a single AI-driven system, but this overhaul is still a work in progress. Until this transition is complete, Apple’s ability to roll out advanced AI-powered features remains limited.
What This Means for Apple’s AI Strategy
Apple has been investing heavily in on-device AI, aiming to offer smarter and more private AI experiences without relying on cloud processing. However, Siri’s delays show that Apple is still playing catch-up with companies like Google and OpenAI.
Despite these setbacks, Apple remains committed to its AI vision, and users can expect:
- Smaller AI updates throughout iOS 18’s lifecycle as improvements are made.
- A more significant Siri overhaul in iOS 19, once the backend infrastructure is stabilized.
- New Apple Intelligence integrations in future hardware, likely optimized for the next generation of iPhones and iPads.
While iOS 18 will still bring some AI-powered enhancements, the biggest Siri improvements—like full contextual awareness and deep in-app control—are now delayed until at least 2026.