# SummarizationMessage

> **Class** in `deepagents_cli`

📖 [View in docs](https://reference.langchain.com/python/deepagents-cli/widgets/messages/SummarizationMessage)

Widget displaying a summarization completion notification.

## Signature

```python
SummarizationMessage(
    self,
    message: str | Content | None = None,
    **kwargs: Any = {},
)
```

## Parameters

| Name | Type | Required | Description |
|------|------|----------|-------------|
| `message` | `str \| Content \| None` | No | Optional message override used when rehydrating from the message store.  Defaults to the standard summary notification. (default: `None`) |
| `**kwargs` | `Any` | No | Additional arguments passed to parent. (default: `{}`) |

## Extends

- `AppMessage`

## Constructors

```python
__init__(
    self,
    message: str | Content | None = None,
    **kwargs: Any = {},
) -> None
```

| Name | Type |
|------|------|
| `message` | `str \| Content \| None` |


## Properties

- `DEFAULT_CSS`

## Methods

- [`render()`](https://reference.langchain.com/python/deepagents-cli/widgets/messages/SummarizationMessage/render)

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[View source on GitHub](https://github.com/langchain-ai/deepagents/blob/a9e6e4f7ad7fe161dd9affc3d74bb19784aca70b/libs/cli/deepagents_cli/widgets/messages.py#L1729)