RawFrame

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.

ParameterAccepted valuesDefault
duration_seconds5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 205
resolution720p, 1080p, 1440p, 4k720p
aspect_ratio16:9, 9:16, 1:1, 4:3, 3:4, 21:9, 2:1, 9:2116:9
num_outputs1 only1
audiotrue, falsefalse
output_formatmp4provider'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.

RoleUsed asAt most
first_frameFirst frame of the video1
last_frameLast frame of the video1

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);

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