> ## Documentation Index
> Fetch the complete documentation index at: https://smallestai-ff1e543d.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

# Features

> Available features for Real-Time Pulse STT WebSocket API

The Real-Time Pulse STT WebSocket API supports the following features:

## Available Features

<CardGroup cols={2}>
  <Card title="Word Timestamps" icon="clock" href="/v4.0.0/content/speech-to-text/features/word-timestamps">
    Get precise timing information for each word in the transcription with confidence scores
  </Card>

  <Card title="Language Detection" icon="language" href="/v4.0.0/content/speech-to-text/features/language-detection">
    Automatically detect the language of the audio
  </Card>

  <Card title="Sentence Timestamps (Utterances)" icon="comment-dots" href="/v4.0.0/content/speech-to-text/features/utterances">
    Get sentence-level transcription segments with timing information
  </Card>

  <Card title="PII & PCI Redaction" icon="shield" href="/v4.0.0/content/speech-to-text/features/redaction">
    Automatically redact personally identifiable information and payment card information
  </Card>

  <Card title="Full Transcript" icon="file-text" href="/v4.0.0/content/speech-to-text/features/full-transcript">
    Get cumulative transcript received up to this point in responses where is\_final is true
  </Card>

  <Card title="Numeric Formatting" icon="hashtag" href="/v4.0.0/content/speech-to-text/features/numeric-formatting">
    Control how numbers are formatted in transcriptions (digits, words, or auto-detect)
  </Card>

  <Card title="Speaker Diarization" icon="users" href="/v4.0.0/content/speech-to-text/features/diarization">
    Identify and label different speakers in the audio with speaker confidence scores
  </Card>
</CardGroup>