FLUX 3 Video
Black Forest Labs' FLUX 3 video model. Text to video and image to video from a first and optional last frame, up to 20 seconds and 4K, with optional generated audio.
- Model id:
bfl/flux-3-video - Type: Video, from Black Forest Labs
- Modes: Text to video, Image to video
- Prompt: up to 4,000 characters
- Canceling: Only while queued. Generations finish within seconds once submitted.
Parameters
Set these in params. Anything left out takes the default, which is what the price estimate assumes.
| Parameter | Accepted values | Default |
|---|---|---|
duration_seconds | 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20 | 5 |
resolution | 720p, 1080p, 1440p, 4k | 720p |
aspect_ratio | 16:9, 9:16, 1:1, 4:3, 3:4, 21:9, 2:1, 9:21 | 16:9 |
num_outputs | 1 only | 1 |
audio | true, false | false |
output_format | mp4 | provider's |
References
Pass media in references, each with a role and an upload_id or HTTPS url (Uploads). When mode is left out it is inferred from the roles.
| Role | Used as | At most |
|---|---|---|
first_frame | First frame of the video | 1 |
last_frame | Last frame of the video | 1 |
Pricing
Billed per second of output video, varying by resolution. The full price list for your account is on the dashboard's billing page and in pricing from GET /v1/models/bfl%2Fflux-3-video. Each request reserves its maximum price and is charged for what was produced (Pricing and credits).
Examples
Text to video
import { RawFrame } from "@rawframe/sdk";
const rf = new RawFrame();
const generation = await rf.generations.createAndWait({
model: "bfl/flux-3-video",
prompt: "A paper boat drifting down a rain-soaked city gutter, macro lens, golden hour",
params: { duration_seconds: 5, aspect_ratio: "16:9", resolution: "1080p" },
});
console.log(generation.outputs?.[0]?.url);Vertical clip with audio
import { RawFrame } from "@rawframe/sdk";
const rf = new RawFrame();
const generation = await rf.generations.createAndWait({
model: "bfl/flux-3-video",
prompt: "A street drummer under a neon sign at night, slow push-in, crowd murmuring",
params: { duration_seconds: 10, aspect_ratio: "9:16", resolution: "720p", audio: true },
});
console.log(generation.outputs?.[0]?.url);FLUX 3 Image
Black Forest Labs' FLUX 3 image model. Text to image, and editing or combining up to ten reference images.
Seedance 2.0
ByteDance's Seedance 2.0 video model, served through BytePlus ModelArk. Text to video, image to video from a first and optional last frame, and video guided by up to nine reference images, up to 4K.