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FLUX.3 is Black Forest Labs' frontier audio/video model. Generate fast, low-cost draft previews from a text prompt, with a reusable draft cache for full-quality enhancement.
Example
Details
- Accepts
- text
Pricing
- Price
- 3.75 cr / second
Prices in credits (1 credit = $0.01).
Data schema
Input
| Field | Type | Description |
|---|---|---|
| promptrequired | string | The text prompt describing the draft video. |
| duration | —enum: auto, 5, 6, 7, 8, 9… | Draft duration in whole seconds from 5 through 20, or `auto`. |
| aspect_ratio | stringenum: auto, 21:9, 2:1, 16:9, 4:3, 1:1… | Aspect ratio of the generated draft. `auto` lets the model choose. |
| generate_audio | boolean | Whether to generate audio for the draft video. |
| safety_tolerance | integer | The safety tolerance level for the generated video. 0 is the strictest and 4 is the most permissive. |
Output
| Field | Type | Description |
|---|---|---|
| video | — | The draft video. |
| draft_cache | — | Durable encrypted cache bundle; pass it to `draft-enhance` for a full-quality render. Absent when the partner did not return a cache bundle for this draft. |