> ## 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.

# Google Speech Service

> Google Speech Service provides advanced speech-to-text and text-to-speech capabilities powered by Google Cloud.

## Getting Started

To integrate Google Speech Service with your Rapida application for speech-to-text (STT) capabilities, follow these steps:

## Supported Models

Google Speech Service offers various models optimized for different use cases:

### Speech-to-Text Models

| Model Name  | Description                                | Best For                           |
| ----------- | ------------------------------------------ | ---------------------------------- |
| default     | Google's standard speech recognition model | General purpose speech recognition |
| enhanced    | Enhanced model with better accuracy        | Noisy environments and accents     |
| phone\_call | Optimized for phone call audio             | Telephony applications             |
| video       | Optimized for video audio                  | Video content transcription        |

### Languages Supported

Google Speech Service supports 125+ languages. Some popular ones include:

* English (US, UK, Australia, etc.)
* Spanish, French, German, Italian
* Mandarin, Cantonese, Japanese, Korean
* Hindi, Portuguese, Russian, Arabic

## Prerequisites

* Have a Google Cloud account
* Create a new Google Cloud Project or use an existing one
* Enable the Speech-to-Text API in your Google Cloud Project
* Create a service account with Speech-to-Text permissions
* Download the service account key (JSON file)

# Setting Up Provider Credentials

<Steps>
  <Step title="Access the Integrations Page">
    <img src="https://mintcdn.com/rapidaai/iFtJHOhZE0HHFT_Q/images/integration/providers/providers-and-models.png?fit=max&auto=format&n=iFtJHOhZE0HHFT_Q&q=85&s=1aa112ebaf44541a92bcac925df62cf8" alt="Integrations Page" width="3600" height="2024" data-path="images/integration/providers/providers-and-models.png" />

    Navigate to the "Integration > Models" page. Here you'll see a grid of various speech service providers.
  </Step>

  <Step title="Select Google Speech Service">
    On the Integrations page, find the Google Speech Service provider card.

    Click the "Setup Credential" button for Google Speech Service.
  </Step>

  <Step title="Create Provider Credential">
    A modal window will appear titled "Create provider credential". Follow these steps:

    1. Select "Google Speech Service" from the dropdown (if not already selected)
    2. Enter a Key Name: Assign a unique name to this provider key for easy identification
    3. Enter Project ID: Input your Google Cloud Project ID
    4. Enter Service Account Key: Paste the entire JSON content of your service account key
    5. Click "Configure" to save the credential
  </Step>

  <Step title="Verify Credential Setup">
    After setting up the credential, you can verify it's been added:

    1. The Google Speech Service provider card should now show "Connected"
    2. If you click on the provider, you'll see a "View provider credential" modal
    3. This modal displays the credential name, when it was last updated, and options to delete or close
  </Step>
</Steps>

Your Google Speech Service provider credential is now set up for speech-to-text integration.

## Integration Features

* **High Accuracy**: Industry-leading speech recognition accuracy
* **Multiple Languages**: Support for 125+ languages and variants
* **Real-time Streaming**: Stream audio for real-time transcription
* **Speaker Diarization**: Identify different speakers in audio
* **Word-level Confidence**: Get confidence scores for transcribed words
* **Custom Vocabularies**: Define custom words and phrases

For more information, visit the [Google Cloud Speech-to-Text documentation](https://cloud.google.com/speech-to-text/docs).