Video

Wan Animate Replace video

Replace character/object using source motion video + target image. 480p/580p/720p.

Category: Edit · wan-animate-replace

How to use & limits

Replaces a character in the source video with one from the target image, preserving expressions and movements.
video_url: source video, required.
image_urls: exactly 1 target image, required.
Resolution: 480p, 580p or 720p.
No prompt — the motion comes from the source video.

Capabilities

What this model supports, straight from the schema — no pricing, no infrastructure detail.

Capability	Value
`edit_video` Video edit	Yes
`billing_unit` Billing unit	per_video
`motion_control` Motion control	Yes
`reference_image` Reference image	Yes
`source_video_required` Source video required	Yes

Parameters

Fields accepted in params (or first-class, where applicable) for POST /generations.

Name	Label	Type	Required	Default	Options	Min / Max	Description
`video_url`	Source video URL	url	Required	—	—	—	Source video the motion is extracted from.
`image_urls`	Target image (1)	multi_select	Required	—	—	— – 1	Exactly 1 target image of the replacement character.
`resolution`	Resolution	select	Optional	480p	480p · 580p · 720p	—	Resolution: 480p, 580p or 720p.

Example request

bash

curl -X POST https://caranguejo.art/api/v1/dev/generations \
  -H "Authorization: Bearer $CK" \
  -H "Content-Type: application/json" \
  -d '{
  "model": "wan-animate-replace",
  "params": {
    "resolution": "480p",
    "image_urls": [
      "https://media.caranguejo.art/inputs/example.png"
    ]
  }
}'

javascript

const res = await fetch("https://caranguejo.art/api/v1/dev/generations", {
  method: "POST",
  headers: {
    "Authorization": "Bearer " + process.env.CK,
    "Content-Type": "application/json",
  },
  body: JSON.stringify({
    "model": "wan-animate-replace",
    "params": {
      "resolution": "480p",
      "image_urls": [
        "https://media.caranguejo.art/inputs/example.png"
      ]
    }
  }),
});
const { data } = await res.json();

Example response

json

{
  "id": "9f0c1a7e-…",
  "object": "generation",
  "model": "wan-animate-replace",
  "type": "video",
  "status": "completed",
  "output": {
    "assets": [
      {
        "url": "https://media.caranguejo.art/outputs/example.mp4",
        "type": "video"
      }
    ]
  }
}

The job's real cost is returned as credits_charged on the completed response — check GET /balance for the account balance.

Common errors for this job type:

`insufficient_credits`	Account balance can't cover the job cost.
`content_policy_violation`	Prompt or media rejected by content policy.
`generation_timeout`	The job exceeded the maximum processing time.
`rate_limited`	Too many requests per minute.
`invalid_input`	A required parameter is missing or outside the model's schema.
`generation_failed`	Generic processing failure.