# ToolResultPart

# Interface: ToolResultPart

Defined in: [packages/typescript/ai/src/types.ts:326](https://github.com/TanStack/ai/blob/main/packages/typescript/ai/src/types.ts#L326)

## Properties

### content

```ts
content: string;
```

Defined in: [packages/typescript/ai/src/types.ts:329](https://github.com/TanStack/ai/blob/main/packages/typescript/ai/src/types.ts#L329)

***

### error?

```ts
optional error: string;
```

Defined in: [packages/typescript/ai/src/types.ts:331](https://github.com/TanStack/ai/blob/main/packages/typescript/ai/src/types.ts#L331)

***

### state

```ts
state: ToolResultState;
```

Defined in: [packages/typescript/ai/src/types.ts:330](https://github.com/TanStack/ai/blob/main/packages/typescript/ai/src/types.ts#L330)

***

### toolCallId

```ts
toolCallId: string;
```

Defined in: [packages/typescript/ai/src/types.ts:328](https://github.com/TanStack/ai/blob/main/packages/typescript/ai/src/types.ts#L328)

***

### type

```ts
type: "tool-result";
```

Defined in: [packages/typescript/ai/src/types.ts:327](https://github.com/TanStack/ai/blob/main/packages/typescript/ai/src/types.ts#L327)