Not probed. OpenRouter lists audio input, but that does not mean audio survives inside a video clip. Run `pnpm probe-audio` to settle it.
HeyGen Video is a general-purpose video generation model from HeyGen. It renders short clips with synthesized audio (dialogue, ambience, and sound effects) in a single call, working from a text...
| Field | Per token (USD) | Per million |
|---|---|---|
| prompt | 0 | — |
| completion | 0 | — |