# ToolResultPart

# Interface: ToolResultPart

Defined in: [packages/typescript/ai/src/types.ts:354](https://github.com/TanStack/ai/blob/main/packages/typescript/ai/src/types.ts#L354)

## Properties

### content

```ts
content: string;
```

Defined in: [packages/typescript/ai/src/types.ts:357](https://github.com/TanStack/ai/blob/main/packages/typescript/ai/src/types.ts#L357)

***

### error?

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

Defined in: [packages/typescript/ai/src/types.ts:359](https://github.com/TanStack/ai/blob/main/packages/typescript/ai/src/types.ts#L359)

***

### state

```ts
state: ToolResultState;
```

Defined in: [packages/typescript/ai/src/types.ts:358](https://github.com/TanStack/ai/blob/main/packages/typescript/ai/src/types.ts#L358)

***

### toolCallId

```ts
toolCallId: string;
```

Defined in: [packages/typescript/ai/src/types.ts:356](https://github.com/TanStack/ai/blob/main/packages/typescript/ai/src/types.ts#L356)

***

### type

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

Defined in: [packages/typescript/ai/src/types.ts:355](https://github.com/TanStack/ai/blob/main/packages/typescript/ai/src/types.ts#L355)