HeyGen Voice
by HeyGenSpeech synthesis
HeyGen Voice is a text-to-speech model from HeyGen. It comes with 10 default voices, or bring your own HeyGen key to use voice clones from your own account. It streams...
- 00
- Released
- 2026-10-13
- Weights
- unknown
heygen/heygen-voice-1 · also seen as heygen/heygen-voice-1-turbo
Specifications
Full facts as recorded, incl. what is unknown.
- Released
- 2026-10-13
- Weights
- unknown
- Input
- Text
- Output
- speech
- Context window
- max across endpoints
- Max output
- Providers
- 0 + 1 gateway, not counted as providers
- Epoch Capabilities Index
- not evaluated
- Direct price range
- no comparable direct price
More details
- Last updated
- —
- Knowledge cutoff
Capabilities
Across all endpoints: supported if any endpoint supports it.
- Tool callingunknown
- Parallel toolsunknown
- Structured outputunknown
- Reasoningunknown
- Image inputunknown
- PDF inputunknown
- Audio inputunknown
- Audio outputunknown
- Video inputunknown
- Prompt cachingunknown
- Web searchunknown
- Computer useunknown
- System messagesunknown
- Assistant prefillunknown
- Temperatureunknown
- Streamingunknown
- Attachmentsunknown
Endpoints
One row per provider and variant; gateways are listed separately.
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Cost calculator
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| Model | Released | Context | Listed price |
|---|---|---|---|
| HeyGen Video | 2026-09-30 | — | unpriced |
| Avatar IV | 2026-08-24 | — | unpriced |
Heads up: prices are indicative list rates scraped from provider pricing pages; verify with the provider before relying on them. Report incorrect data for this model