# OpenAIModelNotFoundError

> **Class** in `langchain_openai`

📖 [View in docs](https://reference.langchain.com/python/langchain-openai/chat_models/base/OpenAIModelNotFoundError)

OpenAI not-found error classified as a LangChain model error.

## Signature

```python
OpenAIModelNotFoundError()
```

## Extends

- `openai.NotFoundError`
- `ModelNotFoundError`

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[View source on GitHub](https://github.com/langchain-ai/langchain/blob/2baf2f33c72cf027383a0b123e9be5077eb483d5/libs/partners/openai/langchain_openai/chat_models/base.py#L660)