---
title: "init(id:_:)"
framework: foundationmodels
role: symbol
role_heading: Initializer
path: "foundationmodels/transcript/toolcalls/init(id:_:)"
---

# init(id:_:)

## Declaration

```swift
init<S>(id: String = UUID().uuidString, _ calls: S) where S : Sequence, S.Element == Transcript.ToolCall
```