# TracingExtra

> **Class** in `langsmith`

📖 [View in docs](https://reference.langchain.com/python/langsmith/wrappers/_openai/TracingExtra)

## Signature

```python
TracingExtra()
```

## Extends

- `TypedDict`

## Constructors

```python
__init__(
    metadata: Optional[Mapping[str, Any]],
    tags: Optional[list[str]],
    client: Optional[ls_client.Client],
)
```

| Name | Type |
|------|------|
| `metadata` | `Optional[Mapping[str, Any]]` |
| `tags` | `Optional[list[str]]` |
| `client` | `Optional[ls_client.Client]` |


## Properties

- `metadata`
- `tags`
- `client`

---

[View source on GitHub](https://github.com/langchain-ai/langsmith-sdk/blob/ce9e9e8973442b33e98ec3ce1b9c2dd3f58a43a7/python/langsmith/wrappers/_openai.py#L425)