---
title: LanguageModelExecutorGenerationChannel.Metadata
framework: foundationmodels
role: symbol
role_heading: Structure
path: foundationmodels/languagemodelexecutorgenerationchannel/metadata
---

# LanguageModelExecutorGenerationChannel.Metadata

Snapshot of an entry’s metadata dictionary.

## Declaration

```swift
struct Metadata
```

## Overview

Overview Each event replaces the prior metadata wholesale; keys absent from values are considered removed.

## Topics

### Handling the metadata values

- [values](foundationmodels/languagemodelexecutorgenerationchannel/metadata/values.md)

## Relationships

### Conforms To

- [Sendable](swift/sendable.md)
- [SendableMetatype](swift/sendablemetatype.md)

## See Also

### Accessing the event types

- [LanguageModelExecutorGenerationChannel.EventKind](foundationmodels/languagemodelexecutorgenerationchannel/eventkind.md)
- [LanguageModelExecutorGenerationChannel.Reasoning](foundationmodels/languagemodelexecutorgenerationchannel/reasoning.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)