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heygen/video-agent
Official
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Turn a text prompt into a complete, polished video with AI-generated script, avatar presenter, voiceover, visuals, and editing.
Capabilities
No capability data available
Cost
Community model (estimated from hardware time)
Input Parameters
| Name | Type | Description | Default | Constraints |
|---|---|---|---|---|
prompt * | string | Text prompt describing the video you want to create. The Video Agent handles avatar selection, scripting, scenes, and editing. | — | — |
avatar_id | string | Avatar ID to use. If not provided, the Video Agent selects an appropriate avatar. | "" | — |
duration_sec | integer | Approximate target duration of the video in seconds. Minimum is 5. | — | min: 5 |
orientation | string | Video orientation. Must be "landscape" or "portrait". Leave empty to let the Video Agent decide. | "" | — |
style_id | string | Visual style template ID from HeyGen's curated styles. Controls scene composition, pacing, and aesthetics. | "" | — |
voice_id | string | Voice ID for narration. If not provided, the Video Agent selects a voice automatically. | "" | — |
prompt required string Text prompt describing the video you want to create. The Video Agent handles avatar selection, scripting, scenes, and editing.
avatar_id string Avatar ID to use. If not provided, the Video Agent selects an appropriate avatar.
Default:
"" duration_sec integer Approximate target duration of the video in seconds. Minimum is 5.
min: 5
orientation string Video orientation. Must be "landscape" or "portrait". Leave empty to let the Video Agent decide.
Default:
"" style_id string Visual style template ID from HeyGen's curated styles. Controls scene composition, pacing, and aesthetics.
Default:
"" voice_id string Voice ID for narration. If not provided, the Video Agent selects a voice automatically.
Default:
"" Version:
6f1a78bb1918 Updated: 6/26/2026 928 runs