---
title: LanguageModelExecutorGenerationChannel.Reasoning
framework: foundationmodels
role: symbol
role_heading: Structure
path: foundationmodels/languagemodelexecutorgenerationchannel/reasoning
---

# LanguageModelExecutorGenerationChannel.Reasoning

A reasoning event.

## Declaration

```swift
struct Reasoning
```

## Overview

Overview A per-entry reasoning text, segment replacements, signature updates, metadata, or usage. Reasoning events are peers of LanguageModelExecutorGenerationChannel.Response and LanguageModelExecutorGenerationChannel.ToolCalls.

## Topics

### Handling reasoning

- [action](foundationmodels/languagemodelexecutorgenerationchannel/reasoning/action-swift.property.md)
- [LanguageModelExecutorGenerationChannel.Reasoning.Action](foundationmodels/languagemodelexecutorgenerationchannel/reasoning/action-swift.enum.md)
- [entryID](foundationmodels/languagemodelexecutorgenerationchannel/reasoning/entryid.md)

## Relationships

### Conforms To

- [LanguageModelExecutorGenerationChannel.Event](foundationmodels/languagemodelexecutorgenerationchannel/event.md)
- [Sendable](swift/sendable.md)
- [SendableMetatype](swift/sendablemetatype.md)

## See Also

### Accessing the event types

- [LanguageModelExecutorGenerationChannel.EventKind](foundationmodels/languagemodelexecutorgenerationchannel/eventkind.md)
- [LanguageModelExecutorGenerationChannel.Metadata](foundationmodels/languagemodelexecutorgenerationchannel/metadata.md)
- [LanguageModelExecutorGenerationChannel.ReasoningSignature](foundationmodels/languagemodelexecutorgenerationchannel/reasoningsignature.md)
- [LanguageModelExecutorGenerationChannel.TextFragment](foundationmodels/languagemodelexecutorgenerationchannel/textfragment.md)
- [LanguageModelExecutorGenerationChannel.TextSegmentReplacement](foundationmodels/languagemodelexecutorgenerationchannel/textsegmentreplacement.md)
- [LanguageModelExecutorGenerationChannel.Response](foundationmodels/languagemodelexecutorgenerationchannel/response.md)
- [LanguageModelExecutorGenerationChannel.ToolCalls](foundationmodels/languagemodelexecutorgenerationchannel/toolcalls.md)
- [LanguageModelExecutorGenerationChannel.Usage](foundationmodels/languagemodelexecutorgenerationchannel/usage.md)