# ApproveDecision

> **Class** in `langchain`

📖 [View in docs](https://reference.langchain.com/python/langchain/agents/middleware/human_in_the_loop/ApproveDecision)

Response when a human approves the action.

## Signature

```python
ApproveDecision()
```

## Extends

- `TypedDict`

## Constructors

```python
__init__(
    type: Literal['approve'],
)
```

| Name | Type |
|------|------|
| `type` | `Literal['approve']` |


## Properties

- `type`

---

[View source on GitHub](https://github.com/langchain-ai/langchain/blob/f0c5a28fa05adcda89aebcb449d897245ab21fa4/libs/langchain_v1/langchain/agents/middleware/human_in_the_loop.py#L68)