# Modality

```ts
type Modality = AGUIContentPart["type"];
```

Defined in: [packages/ai/src/types.ts:227](https://github.com/TanStack/ai/blob/main/packages/ai/src/types.ts#L227)

Supported input modality types for multimodal content: the `type` of each
AG-UI `ContentPart` (text, image, audio, video, document).