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FLUX 3 Video / Video Continuation

flux-3-video-video-continuation

video to video输出: 视频输入: 文本 + 视频
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模型能力

Generate or continue a video with optional audio and draft mode.

HD / FHD · up to 20 seconds · draft mode

输入参数

仅列出此模型接受的字段。必填字段必须提供。

字段类型必填默认值可选值与约束
prompt
string必填—

Text prompt for video generation.

1–20480 chars

startVideo
string必填—

The source video (mp4) to continue from.

HTTPS video URL or media:<uuid>

aspectRatio
string可选"auto"

Output aspect ratio; auto lets the model decide.

可选值: "auto", "21:9", "2:1", "16:9", "4:3", "1:1", "3:4", "9:16"

duration
integer可选—

Video duration in seconds (5-20); omit to auto-fit.

5–20

resolution
string必填"hd"

Video resolution: hd, or fhd (finished by the upsampler).

可选值: "hd", "fhd"

draft
boolean可选false

Draft mode: fast HD preview at a lower price.

generateAudio
boolean可选true

Generate synchronized audio (free).

safetyTolerance
integer可选2

Harm moderation tolerance, 0 strictest to 4, default 2.

0–4

限制与行为

  • 仅支持异步:先提交任务,再轮询结果。
  • prompt: 1–20480 chars
  • duration: 5–20
  • safetyTolerance: 0–4
  • 媒体输入接受公开 HTTPS URL,或 POST /api/v1/media 返回的 media:<uuid> 引用。