---
title: description
framework: foundationmodels
role: symbol
role_heading: Instance Property
path: foundationmodels/transcript/tooldefinition/description
---

# description

A description of how and when to use the tool.

## Declaration

```swift
var description: String
```

## See Also

### Inspecting a tool definition

- [name](foundationmodels/transcript/tooldefinition/name.md)
- [parameters](foundationmodels/transcript/tooldefinition/parameters.md)