---
title: metadata
framework: foundationmodels
role: symbol
role_heading: Instance Property
path: foundationmodels/transcript/toolcall/metadata
---

# metadata

Metadata produced by the model while generating this tool call.

## Declaration

```swift
var metadata: [String : any Codable & Sendable & Equatable]
```

## See Also

### Inspecting a tool call

- [arguments](foundationmodels/transcript/toolcall/arguments.md)
- [toolName](foundationmodels/transcript/toolcall/toolname.md)