# GoogleVertexAIMultiTurnSearchRetriever

> **Class** in `langchain_community`

📖 [View in docs](https://reference.langchain.com/python/langchain-community/retrievers/google_vertex_ai_search/GoogleVertexAIMultiTurnSearchRetriever)

`Google Vertex AI Search` retriever for multi-turn conversations.

## Signature

```python
GoogleVertexAIMultiTurnSearchRetriever(
    self,
    **kwargs: Any = {},
)
```

## Extends

- `BaseRetriever`
- `_BaseGoogleVertexAISearchRetriever`

## Constructors

```python
__init__(
    self,
    **kwargs: Any = {},
)
```


## Properties

- `conversation_id`
- `model_config`

## ⚠️ Deprecated

Deprecated since version 0.0.33.

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[View source on GitHub](https://github.com/langchain-ai/langchain-community/blob/a6a6079511ac8a5c1293337f88096b8641562e77/libs/community/langchain_community/retrievers/google_vertex_ai_search.py#L396)