# run_construct

> **Function** in `langchain_core`

📖 [View in docs](https://reference.langchain.com/python/langchain-core/tracers/_compat/run_construct)

Construct run without validation, compatible with both Pydantic v1 and v2.

## Signature

```python
run_construct(
    **kwargs: Any = {},
) -> Run
```

## Parameters

| Name | Type | Required | Description |
|------|------|----------|-------------|
| `**kwargs` | `Any` | No | Fields to set on the run. (default: `{}`) |

## Returns

`Run`

A new `Run` instance constructed without validation.

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[View source on GitHub](https://github.com/langchain-ai/langchain/blob/9f232caa7a8fe1ca042a401942d5d90d54ceb1a6/libs/core/langchain_core/tracers/_compat.py#L54)