> ## Documentation Index
> Fetch the complete documentation index at: https://docs.zappway.ai/llms.txt
> Use this file to discover all available pages before exploring further.

# Langchain

> Usage of ZappwayRetriever from langchain

### Langchain Javascript package

[https://js.langchain.com/docs/ecosystem/integrations/zappway](https://js.langchain.com/docs/ecosystem/integrations/zappway)

```js theme={null}
import { ZappwayRetriever } from 'langchain/retrievers/zappway';
```

### Langchain Python package

[https://python.langchain.com/docs/integrations/providers/zappway/](https://python.langchain.com/docs/integrations/providers/zappway/)

```python theme={null}
from langchain.retrievers import ZappwayRetriever
```