# ServerInfo

> **Class** in `langgraph`

📖 [View in docs](https://reference.langchain.com/python/langgraph/runtime/ServerInfo)

Metadata injected by LangGraph Server. None when running open-source LangGraph without LangSmith deployments.

## Signature

```python
ServerInfo(
    self,
    assistant_id: str,
    graph_id: str,
    user: BaseUser | None = None,
)
```

## Constructors

```python
__init__(
    self,
    assistant_id: str,
    graph_id: str,
    user: BaseUser | None = None,
) -> None
```

| Name | Type |
|------|------|
| `assistant_id` | `str` |
| `graph_id` | `str` |
| `user` | `BaseUser \| None` |


## Properties

- `assistant_id`
- `graph_id`
- `user`

---

[View source on GitHub](https://github.com/langchain-ai/langgraph/blob/95af6a00718588e7b7ce17310e8006d267896a77/libs/langgraph/langgraph/runtime.py#L60)