# ContextUsageScreen

> **Class** in `deepagents_code`

📖 [View in docs](https://reference.langchain.com/python/deepagents-code/tui/widgets/context_usage/ContextUsageScreen)

Modal visualization of the current model context window.

## Signature

```python
ContextUsageScreen(
    self,
    *,
    context_tokens: int | None,
    conversation_tokens: int | None,
    context_limit: int | None,
    model_spec: str | None,
    approximate: bool,
)
```

## Extends

- `ModalScreen[None]`

## Constructors

```python
__init__(
    self,
    *,
    context_tokens: int | None,
    conversation_tokens: int | None,
    context_limit: int | None,
    model_spec: str | None,
    approximate: bool,
) -> None
```

| Name | Type |
|------|------|
| `context_tokens` | `int \| None` |
| `conversation_tokens` | `int \| None` |
| `context_limit` | `int \| None` |
| `model_spec` | `str \| None` |
| `approximate` | `bool` |


## Properties

- `BINDINGS`
- `CSS`

## Methods

- [`compose()`](https://reference.langchain.com/python/deepagents-code/tui/widgets/context_usage/ContextUsageScreen/compose)
- [`on_mount()`](https://reference.langchain.com/python/deepagents-code/tui/widgets/context_usage/ContextUsageScreen/on_mount)
- [`action_close()`](https://reference.langchain.com/python/deepagents-code/tui/widgets/context_usage/ContextUsageScreen/action_close)

---

[View source on GitHub](https://github.com/langchain-ai/deepagents/blob/4bfa52000ef65ac623d8ada0cb67f67cbdd663ea/libs/code/deepagents_code/tui/widgets/context_usage.py#L112)