Seedance 1.5 Pro API
Seedance 1.5 Pro from $0.46/sec — premium ByteDance video with synced audio and keyframe control.
ByteDance's Seedance 1.5 Pro. Premium 4–12 second clips at up to 1080p with synced audio, seven aspect ratios, and first/last-frame control — from $0.46 per second.
No credit card required. Takes 30 seconds.
Seedance 1.5 Pro API pricing
Pay per request from your YepAPI balance — no subscription, no monthly minimum. Prices updated October 25, 2026.
| Billing | Price |
|---|---|
| Rate (720p, audio included) | $0.46/sec |
| What it costs | Per job |
|---|---|
| 5-second clipfrom lowest resolution | $2.30 |
| 10-second clipfrom lowest resolution | $4.60 |
| 100 × 5-second clipsan ad-creative batch | $230.00 |
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 1.5 Pro.
Drop image or click to upload
For image-to-video (first/last frame)
Seedance 1.5 Pro specs
| Provider | ByteDance |
|---|---|
| Model ID | bytedance/seedance-1-5-pro |
| Endpoint | /v1/media/queue |
| Type | Video Generation |
| Resolutions | 480p, 720p, 1080p |
| Aspect ratios | 1:1, 3:4, 9:16, 9:21, 4:3, 16:9, 21:9 |
| Durations | 4, 5, 6, 7, 8, 9, 10, 11, 12 seconds |
| Audio | Generated with the video |
| Image input | Yes |
How to get a Seedance 1.5 Pro 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 1.5 Pro
Send a request to /v1/media/queue with the x-api-key header and model "bytedance/seedance-1-5-pro".
- 4
Pay as you go
Usage is billed per request from your balance. Top up any amount; there is no subscription.
Strengths
Seedance 1.5 Pro is the high-fidelity tier of the Seedance line, aimed at footage that has to hold up in a finished edit.
Generates matching audio with the clip so a single request returns finished footage with sound.
Three resolution tiers, seven aspect ratios from 21:9 to 9:21, and clip lengths from 4 to 12 seconds.
Pin both ends of the shot with uploaded images for controlled transitions and loops.
Quick start
Copy this snippet and start making calls with Seedance 1.5 Pro.
// 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-1-5-pro",
"prompt": "A hawk launching from a fence post into a headwind, feathers spreading against grey sky, slow-motion side profile, cold winter light",
"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 1.5 Pro vs similar models
Every model below runs on the same API key — switch by changing the model ID.
| Model | Provider | Price |
|---|---|---|
| Seedance 1.5 Pro | ByteDance | from $0.46/sec (720p, audio included) |
| Seedance 1.0 Pro Fast | ByteDance | from about $0.02/sec (480p), about $0.04/sec (720p), about $0.10/sec (1080p) |
| Seedance 1.0 Pro | ByteDance | from about $0.05/sec (480p), about $0.10/sec (720p), about $0.24/sec (1080p) |
| Seedance 2.0 Mini | ByteDance | from about $0.07/sec (480p) |
| Seedance 2.5 | ByteDance | from about $0.22/sec (480p) |
| 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) |
Why use Seedance 1.5 Pro through YepAPI?
Seedance 1.5 Pro API — premium ByteDance video generation
Seedance 1.5 Pro is the premium tier of ByteDance's Seedance video family, generating 4 to 12 second clips at up to 1080p with synced audio, seven aspect ratios, and first/last-frame conditioning.
Through YepAPI it is a single `POST /v1/media/queue` call billed per second from $0.46, on the same key that reaches every other image, video, and text model.
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 1.5 Pro. Premium 4–12 second clips at up to 1080p with synced audio, seven aspect ratios, and first/last-frame control — from $0.46 per second.
Seedance 1.5 Pro costs from $0.46/sec (720p, audio included) through YepAPI, billed per request with no monthly fee. For example, a 5-second clip (from lowest resolution) costs about $2.30.
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 1.5 Pro and every other model — no separate ByteDance account or waitlist.
New YepAPI accounts in most countries get free signup credit, enough to test Seedance 1.5 Pro without a card. After that you pay per request at the rates above — there is no subscription.
Use "bytedance/seedance-1-5-pro" as the model on /v1/media/queue. The short alias "seedance-pro" also works.
Ready to use Seedance 1.5 Pro?
$5 free credit on signup. No credit card required. Pay per call.
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