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Wan 3.0 / Image to Video

wan-3-0-image-to-video

图生视频输出: 视频输入: 文本 + 图像
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模型能力

Generate up to 30 seconds of video from a first frame and optional last frame.

480P–1080P · up to 30 seconds

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可选—

Prompt (CN/EN). Describe the motion, camera work and audio after the first frame.

≤ 20000 chars

firstFrameUrl
string必填—

First frame image (required). First frame only = image-to-video; with last frame = first-last-frame video.

HTTPS image URL or media:<uuid>

lastFrameUrl
string可选—

Last frame image (optional). Used with the first frame to generate a transition video.

HTTPS image URL or media:<uuid>

resolution
string必填"720P"

Output resolution, default 720P. Unit price varies by resolution.

可选值: "480P", "720P", "1080P"

aspectRatio
string必填"adaptive"

Aspect ratio. adaptive chooses by intent and input media.

可选值: "adaptive", "16:9", "4:3", "1:1", "3:4", "9:16"

duration
string必填"5"

Output duration in seconds, up to 30. auto=smart duration decided by the model and billed by the actual output duration.

可选值: "auto", "2", "3", "4", "5", "6", "7", "8", "9", "10", "11", "12", "13", "14", "15", "16", "17", "18", "19", "20", "21", "22", "23", "24", "25", "26", "27", "28", "29", "30"

audio
boolean可选true

Whether output includes audio. true=with audio (default). Price is the same either way.

enableThinking
boolean可选false

Thinking mode. Required true when using fileUrl/linkUrl.

seed
integer可选—

Random seed in [0, 2147483647].

0–2147483647

promptExtend
boolean可选true

Enable intelligent prompt rewriting. true (default) rewrites short prompts and takes longer. false disables it. Must be true when fileUrl or linkUrl is provided.

watermark
boolean可选false

Whether to add a watermark. false (default) adds none. true adds one.

限制与行为

  • 仅支持异步:先提交任务,再轮询结果。
  • prompt: ≤ 20000 chars
  • seed: 0–2147483647
  • 媒体输入接受公开 HTTPS URL,或 POST /api/v1/media 返回的 media:<uuid> 引用。