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

# Speechmatics STT

> Configure Speechmatics real-time speech-to-text with WebSocket streaming in assistant-api.

Speechmatics provides real-time speech recognition via WebSocket streaming with broad language coverage and strong accuracy across diverse accents and audio conditions. It is well-suited for multilingual voice assistant deployments.

**Provider identifier:** `speechmatics`

***

## Vault Credential

| Key   | Description                                                                   |
| ----- | ----------------------------------------------------------------------------- |
| `key` | Speechmatics API key from [speechmatics.com](https://portal.speechmatics.com) |

***

## Setup

<Steps>
  <Step title="Get a Speechmatics API key">
    Sign in at [portal.speechmatics.com](https://portal.speechmatics.com) → **API Keys → Generate API Key**.
  </Step>

  <Step title="Add to Rapida vault">
    In the Rapida dashboard → **Credentials → Create Credential**, select provider **Speechmatics**, enter `key` = your API key.
  </Step>

  <Step title="Configure the assistant">
    In the assistant settings → **STT Provider**, select **Speechmatics**.

    | Option     | Example | Description                                                                                   |
    | ---------- | ------- | --------------------------------------------------------------------------------------------- |
    | `language` | `en`    | Language code: `en`, `es`, `fr`, `de`, `it`, `pt`, `nl`, `pl`, `ja`, `zh`, `ar`, and 40+ more |

    See the full language list in the [Speechmatics language support documentation](https://docs.speechmatics.com/introduction/supported-languages).
  </Step>
</Steps>

***

<CardGroup cols={2}>
  <Card title="Speechmatics TTS" icon="microphone" href="/opensource/services/assistant-api/tts/speechmatics">
    Speechmatics text-to-speech
  </Card>

  <Card title="STT Overview" icon="waveform" href="/opensource/services/assistant-api/stt/overview">
    All STT providers
  </Card>
</CardGroup>