YepAPI
ByteDanceVideo Generation/v1/media/queue

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.

BillingPrice
Rate (480p)$0.22/sec
What it costsPer 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.

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

Seedance 2.5 specs

ProviderByteDance
Model IDbytedance/seedance-2.5
Endpoint/v1/media/queue
TypeVideo Generation
Resolutions480p, 720p
Aspect ratios16:9, 4:3, 1:1, 3:4, 9:16, 21:9
Durations4, 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
AudioGenerated with the video
Image inputYes

How to get a Seedance 2.5 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 Seedance 2.5

    Send a request to /v1/media/queue with the x-api-key header and model "bytedance/seedance-2.5".

  4. 4

    Pay as you go

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

Strengths

✓
Clips up to 30 seconds

Durations from 4 to 30 seconds, suited to long-form storytelling in a single pass.

✓
Audio generation

Generates audio with the clip so a single request can return footage with sound.

✓
Six aspect ratios

16:9, 4:3, 1:1, 3:4, 9:16, and 21:9 at 480p or 720p.

✓
First & last frame control

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.

ModelProviderPrice
Seedance 2.5ByteDancefrom about $0.22/sec (480p)
Seedance 2.0 MiniByteDancefrom about $0.07/sec (480p)
Seedance 1.5 ProByteDancefrom $0.46/sec (720p, audio included)
Grok Imagine Video 1.5 LitexAIfrom $0.04/sec (480p)
HeyGen VideoHeyGenfrom $0.04/sec (480p)
Wan 2.6Alibabafrom $0.08/sec (480p), $0.17/sec (720p), $0.25/sec (1080p)
Veo 3.1 LiteGoogle$0.11/sec (720p), $0.17/sec (1080p); without audio from $0.06/sec
Hailuo 3 MaxMiniMaxfrom $0.11/sec (480p)

Why use Seedance 2.5 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

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.”

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

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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