Seedance 2.5 API
Seedance 2.5 from about $0.22/sec — ByteDance video up to 30 seconds with audio and keyframe control.
ByteDance's Seedance 2.5, suited to long-form storytelling. 4–30 second clips at 480p or 720p with audio, six aspect ratios, and first/last-frame control — from about $0.22 per second.
No credit card required. Takes 30 seconds.
Seedance 2.5 API pricing
Pay per request from your YepAPI balance — no subscription, no monthly minimum. Prices updated October 23, 2026.
| Billing | Price |
|---|---|
| Rate (480p) | $0.22/sec |
| What it costs | Per job |
|---|---|
| 5-second clipfrom lowest resolution | $1.10 |
| 10-second clipfrom lowest resolution | $2.20 |
| 100 × 5-second clipsan ad-creative batch | $110.00 |
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 Seedance 2.5.
Drop image or click to upload
For image-to-video (first/last frame)
Seedance 2.5 specs
| Provider | ByteDance |
|---|---|
| Model ID | bytedance/seedance-2.5 |
| Endpoint | /v1/media/queue |
| Type | Video Generation |
| Resolutions | 480p, 720p |
| Aspect ratios | 16:9, 4:3, 1:1, 3:4, 9:16, 21:9 |
| Durations | 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 seconds |
| Audio | Generated with the video |
| Image input | Yes |
How to get a Seedance 2.5 API key
- 1
Create a free account
Sign up at yepapi.com with Google or email. It takes about 30 seconds and needs no card.
- 2
Create an API key
Open the dashboard, go to API Keys and create a key. Copy it — it starts with yep_sk_.
- 3
Call Seedance 2.5
Send a request to /v1/media/queue with the x-api-key header and model "bytedance/seedance-2.5".
- 4
Pay as you go
Usage is billed per request from your balance. Top up any amount; there is no subscription.
Strengths
Durations from 4 to 30 seconds, suited to long-form storytelling in a single pass.
Generates audio with the clip so a single request can return footage with sound.
16:9, 4:3, 1:1, 3:4, 9:16, and 21:9 at 480p or 720p.
Supports first-frame and first-and-last-frame conditioning for controlled openings and endings.
Quick start
Copy this snippet and start making calls with Seedance 2.5.
// 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": "bytedance/seedance-2.5",
"prompt": "An old lighthouse keeper climbing the spiral stairs at dusk, lantern swinging, waves booming against the rocks outside, camera rising with him to the lamp room",
"options": {
"aspectRatio": "16:9",
"resolution": "1080p",
"duration": "6"
}
}),
});
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? }Seedance 2.5 vs similar models
Every model below runs on the same API key — switch by changing the model ID.
| Model | Provider | Price |
|---|---|---|
| Seedance 2.5 | ByteDance | from about $0.22/sec (480p) |
| Seedance 2.0 Mini | ByteDance | from about $0.07/sec (480p) |
| Seedance 1.5 Pro | ByteDance | from $0.46/sec (720p, audio included) |
| Grok Imagine Video 1.5 Lite | xAI | from $0.04/sec (480p) |
| HeyGen Video | HeyGen | from $0.04/sec (480p) |
| Wan 2.6 | Alibaba | from $0.08/sec (480p), $0.17/sec (720p), $0.25/sec (1080p) |
| Veo 3.1 Lite | $0.11/sec (720p), $0.17/sec (1080p); without audio from $0.06/sec | |
| Hailuo 3 Max | MiniMax | from $0.11/sec (480p) |
Why use Seedance 2.5 through YepAPI?
Seedance 2.5 API — long-form ByteDance video generation
Seedance 2.5 is a video generation model from ByteDance suited to long-form storytelling. It generates 4 to 30 second clips at 480p or 720p across six aspect ratios, with audio generation and first-frame or first-and-last-frame control.
On YepAPI it runs on `/v1/media/queue`, token-billed at about $0.22 per second at 480p, with cost varying by resolution and clip length.
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.”
“One API key for AI models, SERP data, and web scraping. Saved us from managing 4 separate providers.”
“The $5 free credit let us prototype our entire rank tracking feature before committing. No other API does that.”
Frequently asked questions
ByteDance's Seedance 2.5, suited to long-form storytelling. 4–30 second clips at 480p or 720p with audio, six aspect ratios, and first/last-frame control — from about $0.22 per second.
Seedance 2.5 costs from about $0.22/sec (480p) through YepAPI, billed per request with no monthly fee. For example, a 5-second clip (from lowest resolution) costs about $1.10.
Sign up at yepapi.com (Google or email, about 30 seconds), open the dashboard and create an API key. The same key works for Seedance 2.5 and every other model — no separate ByteDance account or waitlist.
New YepAPI accounts in most countries get free signup credit, enough to test Seedance 2.5 without a card. After that you pay per request at the rates above — there is no subscription.
Use "bytedance/seedance-2.5" as the model on /v1/media/queue. The short alias "seedance-2-5" also works.
Ready to use Seedance 2.5?
$5 free credit on signup. No credit card required. Pay per call.
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