# MessageSource

Defined in: packages/ai/src/types.ts:689

Provider, wire API, and requested model of an assistant message.

## Properties

### api

```ts
api: string;
```

Defined in: packages/ai/src/types.ts:691

***

### model

```ts
model: string;
```

Defined in: packages/ai/src/types.ts:692

***

### provider

```ts
provider: string;
```

Defined in: packages/ai/src/types.ts:690