HeyGen

HeyGen Starfish TTS

HeyGen Starfish TTS converts up to 5,000 characters of text into a standalone audio file. Choose a compatible voice from the HeyGen voice browser, save it to your library, and adjust speech speed from 0.5× to 2×. The language is detected automatically; use supported break tags only when the script needs an explicit pause.

How to use this model

  1. 1

    Prepare the final text and remove production notes that should not be spoken.

  2. 2

    Browse HeyGen voices filtered for Starfish compatibility and save the intended voice.

  3. 3

    Select the saved voice and set speech speed between 0.5× and 2×.

  4. 4

    Add a supported break tag only where an explicit pause is needed.

  5. 5

    Generate and listen to the complete result for pronunciation, pacing, and clipping.

StarfishAvailable

HeyGen Starfish TTS

This Starfish version converts up to 5,000 characters of text into a standalone audio file with a saved compatible HeyGen voice. It exposes speech speed from 0.5× to 2×, relies on automatic language detection, and accepts supported break tags for explicit pauses. Omnipix stores the returned audio and settles pricing from HeyGen's factual generated duration.

Try now

Properties

  • Accepts 1–5,000 characters of text and one Starfish-compatible saved voice.
  • Provides speech-speed control from 0.5× to 2× with automatic language detection.
  • Stores the generated audio and settles the final charge from HeyGen's factual duration.

How to use this model

  1. 1

    Enter the final text without production notes that should remain silent.

  2. 2

    Select a saved HeyGen voice that was discovered with the Starfish filter.

  3. 3

    Set speech speed between 0.5× and 2× and add break tags only where explicit pauses are needed.

  4. 4

    Generate and listen to the complete audio for pronunciation, pacing, and clipping.

Parameters

Text

text
Required

Text to synthesize. HeyGen supports break tags for explicit pauses.

Voice

voice_id
Required

Choose a saved HeyGen voice that supports the Starfish engine.

Speed

speed
Optional

Speech speed from 0.5× to 2×.

Default: 1Range: 0.5 – 2