Siri
Siri is Apple's voice and text assistant enhanced with Apple Intelligence for more natural conversations, intelligent actions, and contextual awareness.
Why It Exists
Users need an intelligent assistant that can understand complex requests, maintain conversation context, and perform actions across apps. Enhanced Siri addresses the need for proactive, privacy-respecting AI assistance.
How It Works
Siri with Apple Intelligence represents a significant upgrade to the voice assistant experience, leveraging on-device language models and Private Cloud Compute for more conversational, context-aware interactions. The enhanced Siri understands natural language requests, remembers context across turns, performs complex multi-step actions, and can control app features through new APIs. Siri can now interpret photos, documents, and on-screen content to provide relevant assistance. The on-device core ensures privacy, while Private Cloud Compute handles complex reasoning tasks.
Everyday Use Cases
- Ask Siri to summarize your unread emails and create a to-do list
- Request Siri to edit a photo and send it to a specific contact
- Get contextual help while using an app
- Set up complex automations with natural language
User Workflow
- Activate Siri (Hold Side Button, say Hey Siri, or type to Siri)
- Give a natural language request
- Siri processes on-device or via Private Cloud Compute as needed
- Siri presents results or asks for clarification
- User can refine or accept the response
AI Processing Flow
On-device Apple Intelligence model handles common queries, context tracking, and basic actions using the Apple Neural Engine. Complex multi-step reasoning or knowledge-intensive requests are processed via Private Cloud Compute in secure, isolated environments. No personal data is retained on Apple servers.
Inputs / Outputs
Inputs:
- Voice input
- Text input
- On-screen visual context
- App context
- User preferences
- Location data
Outputs:
- Voice response
- Text response
- App actions
- Visual results
- Task completions
Known Limitations
- Requires iOS 18.1 or later
- Requires A17 Pro or M-series chip for on-device processing
- Some complex queries require internet for cloud processing
Unsupported Scenarios
- Cannot access sensitive data from third-party apps without explicit permission
- Limited to apps that have integrated with the new Siri APIs
- Some features unavailable in certain regions due to regulatory restrictions
Performance Notes
On-device responses are nearly instantaneous. Cloud-assisted responses add 3-10 seconds of latency depending on complexity and network conditions. Accuracy is highest for English and major language pairs.
Available On
Shows where this feature is available and how its AI processing works on each platform. Availability may vary by device.
| Platform | Execution | Offline | Cloud | OS / Software |
|---|---|---|---|---|
| Apple Intelligence | Hybrid | No | Partial | iOS 18.1+ (iPhone 15 Pro/16+), iPadOS 18.1+ (M2/M3 iPad+), macOS 15.1+ (M-series Mac+), HomePod requires A17 Pro-class processor or cloud processing |
Research Status
Confidence and verification reflect how complete documentation is. Fields may show Not assessed or Not yet verified while research is ongoing - this flags gaps, not product deficiencies.
| Research Status | Verified |
| Confidence | High |
| First introduced | 2024-09-09 |
| Last updated | 2026-08-16 |
| Last verified | 2026-08-16 |
Research Notes
Source: Apple Developer Documentation / WWDC 2024. Enhanced Siri is part of Apple Intelligence, available on iOS 18.1 and later. Requires A17 Pro or M-series chip for on-device processing.
Details
| Vendor | Apple |
| AI Platform | Apple Intelligence |
| Category | Assistant |
Capability Mapping
This feature maps to canonical capability family: Assistant.
Canonical capability: Assistant Access.
- Assistant Access - General access to assistant experience without a specific task outcome.
Grounded in 10 device(s) on Apple Intelligence.
Related Features
- Gemini Live - Cross-platform equivalent
- Copilot - Cross-platform equivalent
This page describes platform-level capability; not device-level support for any specific product.