# PageInfo

> **Class** in `langsmith`

📖 [View in docs](https://reference.langchain.com/python/langsmith/_openapi_client/_base_client/PageInfo)

Stores the necessary information to build the request to retrieve the next page.

Either `url` or `params` must be set.

## Signature

```python
PageInfo(
    self,
    *,
    url: URL | NotGiven = not_given,
    json: Body | NotGiven = not_given,
    params: Query | NotGiven = not_given,
)
```

## Constructors

```python
__init__(
    self,
    *,
    url: URL | NotGiven = not_given,
    json: Body | NotGiven = not_given,
    params: Query | NotGiven = not_given,
) -> None
```

| Name | Type |
|------|------|
| `url` | `URL \| NotGiven` |
| `json` | `Body \| NotGiven` |
| `params` | `Query \| NotGiven` |


## Properties

- `url`
- `params`
- `json`

---

[View source on GitHub](https://github.com/langchain-ai/langsmith-sdk/blob/d6cd6082f09e7826a2d6afe444ae6119e61b82a6/python/langsmith/_openapi_client/_base_client.py#L118)