# `AssistantResponse`

The AssistantResponse class is designed to facilitate streaming assistant responses to the [`useAssistant`](/docs/reference/ai-sdk-ui/use-assistant) hook.
It receives an assistant thread and a current message, and can send messages and data messages to the client.

## Import

<Snippet text={`import { AssistantResponse } from "ai"`} prompt={false} />

## API Signature

### Parameters

<PropertiesTable
  content={[
    {
      name: 'settings',
      type: 'Settings',
      description:
        'You can pass the id of thread and the latest message which helps establish the context for the response.',
      properties: [
        {
          type: 'Settings',
          parameters: [
            {
              name: 'threadId',
              type: 'string',
              description:
                'The thread ID that the response is associated with.',
            },
            {
              name: 'messageId',
              type: 'string',
              description:
                'The id of the latest message the response is associated with.',
            },
          ],
        },
      ],
    },
    {
      name: 'process',
      type: 'AssistantResponseCallback',
      description:
        'A callback in which you can run the assistant on threads, and send messages and data messages to the client.',
      properties: [
        {
          type: 'AssistantResponseCallback',
          parameters: [
            {
              name: 'forwardStream',
              type: '(stream: AssistantStream) => Run | undefined',
              description:
                'Forwards the assistant response stream to the client. Returns the Run object after it completes, or when it requires an action.',
            },
            {
              name: 'sendDataMessage',
              type: '(message: DataMessage) => void',
              description:
                'Send a data message to the client. You can use this to provide information for rendering custom UIs while the assistant is processing the thread.',
            },
          ],
        },
      ],
    },
  ]}
/>


## Navigation

- [useChat](/v4/docs/reference/ai-sdk-ui/use-chat)
- [useCompletion](/v4/docs/reference/ai-sdk-ui/use-completion)
- [useObject](/v4/docs/reference/ai-sdk-ui/use-object)
- [useAssistant](/v4/docs/reference/ai-sdk-ui/use-assistant)
- [AssistantResponse](/v4/docs/reference/ai-sdk-ui/assistant-response)
- [convertToCoreMessages](/v4/docs/reference/ai-sdk-ui/convert-to-core-messages)
- [appendResponseMessages](/v4/docs/reference/ai-sdk-ui/append-response-messages)
- [appendClientMessage](/v4/docs/reference/ai-sdk-ui/append-client-message)
- [createDataStream](/v4/docs/reference/ai-sdk-ui/create-data-stream)
- [createDataStreamResponse](/v4/docs/reference/ai-sdk-ui/create-data-stream-response)
- [pipeDataStreamToResponse](/v4/docs/reference/ai-sdk-ui/pipe-data-stream-to-response)
- [StreamData](/v4/docs/reference/ai-sdk-ui/stream-data)


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