YepAPI
HiggsfieldVideo Generation/v1/media/queue

Genjutsu Light Object Swap API

Genjutsu Light Object Swap from $0.20 per second of source video — swap a character or product in short clips.

The lower-cost Genjutsu object swap. Replaces an object, character, or outfit in up to 15 seconds of source video and keeps the source audio — from $0.20 per second of source video.

No credit card required. Takes 30 seconds.

Genjutsu Light Object Swap API pricing

Pay per request from your YepAPI balance — no subscription, no monthly minimum. Prices updated November 1, 2026.

BillingPrice
Rate (480p)$0.20/sec
Rate (720p)$0.40/sec
Rate (1080p)$0.80/sec
What it costsPer job
5-second clipfrom lowest resolution$1.00
10-second clipfrom lowest resolution$2.00
100 × 5-second clipsan ad-creative batch$100.00

2,400+

Developers

1.2M+

API calls served

100+

Endpoints

$0.01

Per call

Yep, that's it.

Try it live

Enter a prompt and generate a video with Genjutsu Light Object Swap.

POST/v1/media/queue

Drop image or click to upload

For image-to-video (first/last frame)

Response
Hit "Send Request" to see the response

Genjutsu Light Object Swap specs

ProviderHiggsfield
Model IDhiggsfield/genjutsu-light-object-swap
Endpoint/v1/media/queue
TypeVideo Generation
Resolutions480p, 720p, 1080p
Image inputYes

How to get a Genjutsu Light Object Swap API key

  1. 1

    Create a free account

    Sign up at yepapi.com with Google or email. It takes about 30 seconds and needs no card.

  2. 2

    Create an API key

    Open the dashboard, go to API Keys and create a key. Copy it — it starts with yep_sk_.

  3. 3

    Call Genjutsu Light Object Swap

    Send a request to /v1/media/queue with the x-api-key header and model "higgsfield/genjutsu-light-object-swap".

  4. 4

    Pay as you go

    Usage is billed per request from your balance. Top up any amount; there is no subscription.

Strengths

✓
Low-cost video swaps

$0.20/sec at 480p, $0.40/sec at 720p, and $0.80/sec at 1080p, per second of source video.

✓
Keeps the source audio

The original soundtrack is preserved, so dialogue and music stay in sync.

✓
Capped at 15 seconds

Only the first 15 seconds of the source are used and billed.

✓
Reference-image driven

The replacement comes from `imageData`; describe what to swap in the prompt.

Quick start

Copy this snippet and start making calls with Genjutsu Light Object Swap.

// Step 1: Submit job
const res = await fetch('https://api.yepapi.com/v1/media/queue', {
  method: 'POST',
  headers: {
    'x-api-key': 'YOUR_API_KEY',
    'Content-Type': 'application/json',
  },
  body: JSON.stringify({
    "model": "higgsfield/genjutsu-light-object-swap",
    "prompt": "Replace the coffee cup in the person's hand with the product in the reference image",
    "options": {
      "resolution": "1080p",
      "referenceVideoUrl": "https://example.com/source.mp4"
    },
    "imageData": {
      "mimeType": "image/png",
      "base64": "BASE64_DATA"
    }
  }),
});
const { data } = await res.json();
const jobId = data.jobId;

// Step 2: Poll for result
const status = await fetch(`https://api.yepapi.com/v1/media/status/${jobId}`, {
  headers: { 'x-api-key': 'YOUR_API_KEY' },
});
const { data: job } = await status.json();
// job.status: "pending" | "processing" | "completed" | "failed"
// job.result: { text?, image?, audio?, video? }

Genjutsu Light Object Swap vs similar models

Every model below runs on the same API key — switch by changing the model ID.

ModelProviderPrice
Genjutsu Light Object SwapHiggsfieldfrom $0.20/sec (480p), $0.40/sec (720p), $0.80/sec (1080p)
Genjutsu Light Motion TransferHiggsfieldfrom $0.20/sec (480p), $0.40/sec (720p), $0.80/sec (1080p)
Genjutsu Motion TransferHiggsfieldfrom $0.636/sec (480p), $1.362/sec (720p), $3.264/sec (1080p)
Genjutsu Object SwapHiggsfieldfrom $0.636/sec (480p), $1.362/sec (720p), $3.264/sec (1080p)
Seedance 1.0 Pro FastByteDancefrom about $0.02/sec (480p), about $0.04/sec (720p), about $0.10/sec (1080p)
Grok Imagine Video 1.5 LitexAIfrom $0.04/sec (480p)
HeyGen VideoHeyGenfrom $0.04/sec (480p)
PixVerse V6PixVersefrom $0.044/sec (360p), $0.06/sec (540p), $0.078/sec (720p), $0.154/sec (1080p); with audio (default) $0.06–$0.196/sec

Why use Genjutsu Light Object Swap through YepAPI?

✓One API key for all models — no separate accounts
✓No monthly minimums — pay per call
✓Switch models with one line of code
✓Simple REST API — works from any language
✓Unified billing across all providers
✓No rate limits for most use cases

Genjutsu Light Object Swap API — replace objects in video from $0.20/sec

Genjutsu Light Object Swap is the lower-cost tier of Higgsfield's Genjutsu object swap. It replaces an object, character, or outfit in the first 15 seconds of a source video with the one in your reference image and keeps the original audio.

On YepAPI call `higgsfield/genjutsu-light-object-swap` with `options.referenceVideoUrl` and `imageData`. The quoted rate covers the whole job: $0.20 per source second at 480p, $0.40 at 720p, $0.80 at 1080p.

Start generating in 30 seconds

$5 free credit on signup. No credit card required. Pay per call.

What developers say

“Switched from SerpAPI and cut our SERP costs by 80%. Same data quality, way simpler billing.”

Marcus T.

SEO Platform Founder

“One API key for AI models, SERP data, and web scraping. Saved us from managing 4 separate providers.”

Priya S.

Full-Stack Developer

“The $5 free credit let us prototype our entire rank tracking feature before committing. No other API does that.”

Jake R.

Indie Hacker

Frequently asked questions

The lower-cost Genjutsu object swap. Replaces an object, character, or outfit in up to 15 seconds of source video and keeps the source audio — from $0.20 per second of source video.

Genjutsu Light Object Swap costs from $0.20/sec (480p), $0.40/sec (720p), $0.80/sec (1080p) through YepAPI, billed per request with no monthly fee. For example, a 5-second clip (from lowest resolution) costs about $1.00.

Sign up at yepapi.com (Google or email, about 30 seconds), open the dashboard and create an API key. The same key works for Genjutsu Light Object Swap and every other model — no separate Higgsfield account or waitlist.

New YepAPI accounts in most countries get free signup credit, enough to test Genjutsu Light Object Swap without a card. After that you pay per request at the rates above — there is no subscription.

Use "higgsfield/genjutsu-light-object-swap" as the model on /v1/media/queue.

Ready to use Genjutsu Light Object Swap?

$5 free credit on signup. No credit card required. Pay per call.

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