---
title: "LanguageModelExecutorGenerationChannel.Reasoning.Action.updateSignature(_:)"
framework: foundationmodels
role: symbol
role_heading: Case
path: "foundationmodels/languagemodelexecutorgenerationchannel/reasoning/action-swift.enum/updatesignature(_:)"
---

# LanguageModelExecutorGenerationChannel.Reasoning.Action.updateSignature(_:)

## Declaration

```swift
case updateSignature(LanguageModelExecutorGenerationChannel.ReasoningSignature)
```

## See Also

### Reasoning action cases

- [LanguageModelExecutorGenerationChannel.Reasoning.Action.appendText(_:)](foundationmodels/languagemodelexecutorgenerationchannel/reasoning/action-swift.enum/appendtext(_:).md)
- [LanguageModelExecutorGenerationChannel.Reasoning.Action.replaceTextSegment(_:)](foundationmodels/languagemodelexecutorgenerationchannel/reasoning/action-swift.enum/replacetextsegment(_:).md)
- [LanguageModelExecutorGenerationChannel.Reasoning.Action.updateMetadata(_:)](foundationmodels/languagemodelexecutorgenerationchannel/reasoning/action-swift.enum/updatemetadata(_:)-swift.enum.case.md)
- [LanguageModelExecutorGenerationChannel.Reasoning.Action.updateUsage(_:)](foundationmodels/languagemodelexecutorgenerationchannel/reasoning/action-swift.enum/updateusage(_:).md)