---
title: "modifier(_:)"
framework: foundationmodels
role: symbol
role_heading: Instance Method
path: "foundationmodels/languagemodelsession/dynamicprofile/modifier(_:)"
---

# modifier(_:)

Apply a modifier to the dynamic profile.

## Declaration

```swift
func modifier<Modifier>(_ modifier: Modifier) -> some LanguageModelSession.DynamicProfile where Modifier : LanguageModelSession.DynamicProfileModifier

```

## See Also

### Configuring the model

- [model(_:)](foundationmodels/languagemodelsession/dynamicprofile/model(_:).md)
- [temperature(_:)](foundationmodels/languagemodelsession/dynamicprofile/temperature(_:).md)
- [samplingMode(_:)](foundationmodels/languagemodelsession/dynamicprofile/samplingmode(_:).md)
- [reasoningLevel(_:)](foundationmodels/languagemodelsession/dynamicprofile/reasoninglevel(_:).md)
- [maximumResponseTokens(_:)](foundationmodels/languagemodelsession/dynamicprofile/maximumresponsetokens(_:).md)