---
title: SystemLanguageModel.Variant
framework: Foundation Models
role: symbol
role_heading: Structure
platforms: [iOS 27.0+, iPadOS 27.0+, Mac Catalyst 27.0+, macOS 27.0+, visionOS 27.0+]
path: foundationmodels/systemlanguagemodel/variant-swift.struct
---

# SystemLanguageModel.Variant

The variant of an on-device model.

## Declaration

```swift
struct Variant
```

## Topics

### Accessing the core and advanced model variants

- [core3](foundationmodels/systemlanguagemodel/variant-swift.struct/core3.md)
- [coreAdvanced3](foundationmodels/systemlanguagemodel/variant-swift.struct/coreadvanced3.md)

### Getting the model display name

- [displayName](foundationmodels/systemlanguagemodel/variant-swift.struct/displayname.md)

## Relationships

### Conforms To

- [Equatable](swift/equatable.md)
- [Hashable](swift/hashable.md)
- [Sendable](swift/sendable.md)
- [SendableMetatype](swift/sendablemetatype.md)

## See Also

### Accessing the model variant

- [variant](foundationmodels/systemlanguagemodel/variant-swift.property.md)