# RivaASR

> **Class** in `langchain_community`

📖 [View in docs](https://reference.langchain.com/python/langchain-community/utilities/nvidia_riva/RivaASR)

A runnable that performs Automatic Speech Recognition (ASR) using NVIDIA Riva.

## Signature

```python
RivaASR()
```

## Extends

- `RivaAuthMixin`
- `RivaCommonConfigMixin`
- `RunnableSerializable[ASRInputType, ASROutputType]`

## Properties

- `name`
- `description`
- `audio_channel_count`
- `profanity_filter`
- `enable_automatic_punctuation`
- `config`

## Methods

- [`invoke()`](https://reference.langchain.com/python/langchain-community/utilities/nvidia_riva/RivaASR/invoke)

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[View source on GitHub](https://github.com/langchain-ai/langchain-community/blob/4b280287bd55b99b44db2dd849f02d66c89534d5/libs/community/langchain_community/utilities/nvidia_riva.py#L411)