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Seedance 3 Video API

Build powerful AI video generation into your applications. Access ByteDance's state-of-the-art video models via simple REST APIs. Create cinematic videos from text prompts or images with multi-shot coherence, native sound synthesis, and character consistency.

Seedance 2.0 · 14 credits/sec

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Join Discord and DM an admin with "Get free API credits" + your email to receive free trial credits; or email [email protected] instead.

API Endpoints

Simple RESTful APIs for video generation

Quick Start with AI Tools

Use AI assistants like Claude Code, Cursor, or Codex to integrate the API in minutes.

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Go to Settings > API Keys and create a new API key

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Download the complete API docs as Markdown file

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POST /api/v1/jobs/createTaskMost Popular

Generate videos from text prompts. Describe your scene and let AI create stunning video content.

Request

cURL

curl -X POST "https://seedance3video.com/api/v1/jobs/createTask" \
  -H "Authorization: Bearer sk_live_your_api_key" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "official-kling-v3-0",
    "inputs": {
      "prompt": "A majestic dragon flying over snowy mountains",
      "duration": "5s",
      "aspectRatio": "16:9",
      "resolution": "720p"
    }
  }'

Response

{
  "code": 200,
  "message": "success",
  "data": {
    "taskId": "abc123xyz"
  }
}

Parameters Reference

Request Parameters

model - Model ID (use "seedance-2-0")
inputs.prompt - Text description of the video (required for text-to-video, optional for image-to-video)
inputs.duration - Video length: 4s, 5s, 8s, 10s, or 15s
inputs.aspectRatio - Aspect ratio: 16:9, 9:16, 1:1, 4:3, 3:4, 21:9
inputs.resolution - 480p, 720p, 1080p
inputs.urls - Array of 1-2 image URLs for image-to-video

Resolution Options

480p - official resolution label
720p - official resolution label
1080p - official resolution label
Actual output width and height depend on the selected aspectRatio.

HTTP Status Codes

Success

200Request successful

Errors

400Invalid parameters or missing required fields

401Authentication failed (invalid or missing API key)

402Insufficient credits

403Permission denied (accessing other user's resources)

404Task not found

451Content violates policy (inappropriate content detected)

500Internal server error

Error Codes

When status is 'fail', the response includes an errorCode field for programmatic handling:

CONTENT_POLICYContent violates platform policy. Please modify your prompt or image and try again.

GENERATION_FAILEDVideo generation failed due to technical reasons. Please retry.

INVALID_PARAMSInvalid request parameters. Please check the API documentation.

Pricing

Pricing: Simple and Fully Transparent

Choose between pay-as-you-go credits or a monthly subscription plan. No hidden fees, no fine print. Use your credits across all Seedance 3 Video input and output modes

Starter

$20$16/月

💰 僅限年付方案$240$192

節省 $48現省 20%

適合剛開始使用Seedance 3 Video的用戶

每 100 點數的費用$1.78

900 點數/月
可下載MP4格式的影片
可使用所有範本
永久儲存您的影片
24小時內電子郵件客服支援
可使用社群空間
支援Seedance 3 Video快速與專業模式
額外AI模型
可使用AI圖像生成模型，包含Flux、Seedream等

優先客服支援
進階功能

Pro

$59.92$29.95/月

🔥 50% OFF Launch Sale

💰 僅限年付方案$719$359.5

節省 $359.5

我們最受歡迎的方案，適合影片創作者

客製批量方案Pro

$14.95$99.5

3,200

點數

~320

影片

每 100 點數的費用$0.94

3200 點數/月
可下載MP4格式的影片
可使用進階AI圖像生成模型，包含Flux 2 Pro、Seedream 5.0等
可使用所有範本
優先客戶客服支援
更快的生成隊列
永久儲存您的影片
進階影片功能
更高解析度的影片輸出
優先影片處理
完整使用Seedance 3 Video Pro
高階影片生成功能
支援Seedance 3 Video Pro

每月最多可生成 ~320 支影片

Scale

$299$149.5/月

🔥 50% OFF Launch Sale

💰 僅限年付方案$3,588$1,794

節省 $1,794

適合打造高產量AI影片專案的資深用戶

每 100 點數的費用$0.84

17900 點數/月
可下載MP4格式的影片
可使用進階AI圖像生成模型，包含Flux 2 Pro、Seedream 5.0等
可使用所有範本
優先客戶客服支援
最快的生成隊列
專屬客戶經理
永久儲存您的影片
所有進階影片功能
優先影片處理
可使用所有Seedance 3 Video模式
所有高階影片功能
完整使用Seedance 3 Video

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終身使用權

付款完成後，您將永久擁有在此平台建立之所有內容的完整所有權。

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PRO 基礎方案

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FAQs

Frequently Asked Questions

Everything you need to know about the Seedance 3 Video API

When did the API launch?

The Seedance 3 Video API launched on February 20, 2026. Join our Discord for updates and support.

What video models are available?

The API provides ByteDance Seedance 3 Video with text-to-video and image-to-video, multiple resolutions and durations (4s–15s).

How is API usage billed?

Credits are deducted per second of generated video. Seedance 3 Video is 22 credits/sec (e.g. 5s = 110 credits, 10s = 220). See the pricing page for details.

What's the maximum video length?

Up to 15 seconds per request. Supported durations are 4s, 5s, 8s, 10s, and 15s.

Is there a free tier?

Yes. New users get a free allowance. For more free credits, join our Discord or email the admin.

What resolutions are supported?

Multiple aspect ratios (16:9, 9:16, 1:1, 4:3, 3:4) and common resolutions for landscape, portrait, or square.

Can't find the answer you're looking for? Our support team is here to help.

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Start Creating with Seedance 3 Video

Join millions of creators using Seedance 3 Video’s industry-leading AI video tools. Turn your personal or professional ideas into polished, ready-to-use clips—no production crew or complex post-editing required.

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Seedance 3 Video API

Seedance 2.0 · 14 credits/sec

View pricing

Join Discord and DM an admin with "Get free API credits" + your email to receive free trial credits; or email [email protected] instead.

curl -X POST "https://seedance3video.com/api/v1/jobs/createTask" \ -H "Authorization: Bearer sk_live_your_api_key" \ -H "Content-Type: application/json" \ -d '{ "model": "official-kling-v3-0", "inputs": { "prompt": "A majestic dragon flying over snowy mountains", "duration": "5s", "aspectRatio": "16:9", "resolution": "720p" } }'