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Seedance AI Video Workflow and API Guide

A practical Seedance guide to source preparation, prompts, video workflows, API parameter checks, copyright, privacy and output review.

What is Seedance 2.0?

ByteDance's next-generation AI video generation model

The New Benchmark in AI Video

Seedance 2.0 is ByteDance Seed team's latest AI video generation model, launched February 2026. Built on an innovative Diffusion Transformer architecture for temporal consistency, physics-aware motion, and realistic dynamics.

Core Capabilities

FeatureDetails
Text-to-VideoDescribe scenes in natural language, AI generates video clips
Image-to-VideoUpload still images, AI adds motion and animation
Multimodal InputUp to 12 reference files (9 images + 3 videos + 3 audio)
Native Audio SyncStereo audio with lip-sync in 8+ languages, SFX, music
ResolutionUp to 2K (1080p native), 4K coming soon
Duration4-15 second clips with video extension support
Art Styles12+ styles: realistic, anime, watercolor, paper-cut, etc.

Competitor Comparison

FeatureSeedance 2.0Sora 2Kling 3.0Veo 3.1
Resolution2K1080p4K1080p-4K
Duration15s25s15s8s
Multimodal12 filesText+imageText+image+videoText+image
AudioNative syncNoneNative+lip-syncNative
API Price~$0.04/s~$0.10-0.50/s~$0.029/s~$0.75/s

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Seedance 2.0 Usage Guide

Two ways: Dreamina platform / API integration

1

Step 1: Register on Dreamina

Visit dreamina.capcut.com, sign up with Google, Apple ID, or email. New users get 260 free credits. Dreamina is the official platform for Seedance 2.0.

2

Step 2: Choose Generation Mode

Select Video module, then choose: Text-to-Video (describe in words) or Image-to-Video (upload image + motion prompt). Select Seedance 2.0 as the model.

3

Step 3: Write Your Prompt

Be specific: subject + action + scene + lighting + camera movement (e.g., "cinematic dolly shot", "aerial view"). For I2V, describe only motion changes, not the image itself.

4

Step 4: Configure Settings

Choose aspect ratio (16:9/1:1/9:16), duration (4-15s), resolution (up to 2K). Use @ tags for references: @style, @motion, @audio, @camera. Costs 6 credits per generation.

5

Step 5: Generate & Iterate

Click generate, wait 1-3 minutes. Adjust prompt or settings to regenerate. Use Video Extension to continue the story. Iterate for best results.

6

Step 6: API Integration (Developers)

Use OpenAI-compatible third-party APIs (seedance2api.com, laozhang.ai). Supports text-to-video and image-to-video endpoints. Official Volcengine API coming soon.

Seedance 2.0 API Code Examples

Copy & paste (source: official API docs)

import requests, time

API_KEY = "your-api-key"
BASE_URL = "https://api.seedance2api.com/v1"

# Submit generation task
response = requests.post(
    f"{BASE_URL}/video/generations",
    headers={"Authorization": f"Bearer {API_KEY}"},
    json={
        "model": "seedance-2.0",
        "prompt": "A golden retriever running through a meadow, "
                  "cinematic dolly shot, golden hour lighting",
        "duration": 10,
        "aspect_ratio": "16:9",
        "resolution": "1080p"
    }
)
task_id = response.json()["task_id"]

# Poll for results
while True:
    status = requests.get(
        f"{BASE_URL}/video/generations/{task_id}",
        headers={"Authorization": f"Bearer {API_KEY}"}
    ).json()
    if status["status"] == "completed":
        print(f"Video URL: {status['video_url']}")
        break
    time.sleep(5)

Check Before You Act or Buy

Use the current listing, official documentation and actual account state

Confirm the Service Type

Distinguish a membership, API credits and software access before ordering.

Check Account Eligibility

Review the account region, current plan, sign-in method and applicable restrictions.

Review Current Terms

Confirm price, term, quota, delivery steps and available payment methods on the listing.

Confirm Support Scope

Use the listing, help center and order notes for the current support scope and hours.

Seedance 2.0 Interface & Results

From Dreamina platform and official demos

Text to Video

Text-to-Video

Natural language to cinematic clips

Seedance T2V
Image to Video

Image-to-Video

Add motion to still images

Seedance I2V
Camera Control

Camera Control

Professional cinematic movements

Seedance Camera
Audio Sync

Audio Sync

Lip-sync, SFX, music

Seedance Audio
Dreamina

Dreamina

Official AI creative platform

Dreamina
Art Styles

Art Styles

12+ styles available

Seedance Styles

Video Tutorials

Learn Seedance 2.0 step by step

SEEDANCE 2.0 Could Change AI Video Forever

Create 30 Minute Videos With SEEDANCE 2.0

Frequently Asked Questions

Common questions about Seedance 2.0

Yes. Register on Dreamina (dreamina.capcut.com) for 260 free credits. Each generation costs 6 credits — approximately 43 free video clips. Pro subscription offers more credits and higher quality.
Seedance leads in multimodal control (12-file input) and audio-video sync, ~100x cheaper API. Sora 2 has longer single-clip duration (25s vs 15s) and better physics simulation. Seedance ranks higher on Arena ELO I2V (1365).
16:9, 4:3, 1:1, 3:4, 9:16. Resolution up to 2K (1080p native), 4K coming soon. 24fps. Duration 4-15 seconds with video extension.
Up to 12 reference files (9 images + 3 videos + 3 audio). Use @ tags: @style for style transfer, @motion for choreography, @audio for sync, @camera for camera movement.
Third-party OpenAI-compatible APIs available (seedance2api.com, laozhang.ai). Official Volcengine API coming soon. Supports text-to-video and image-to-video endpoints with async polling.
Be specific: subject + action + scene + lighting + camera movement. For I2V, describe only motion changes. English prompts typically yield better results.
Pro/Enterprise plan content is commercially usable. API-generated content follows service terms. Check ByteDance's official agreement for specifics.
Use Neuronicx for Seedance, OpenAI, and Claude API top-up. Supports Alipay, WeChat Pay, bank cards, USDT. Visit /en/marketplace?category=ai-subscription.

Need to Check the Current Listing?

Tutorials explain a general workflow. Use the current listing for price, stock, eligibility, delivery time and support scope.

Third-party product names identify relevant listings and do not imply authorization, endorsement or partnership.

Direct answer

Before using a video model, verify the current version's supported inputs, outputs, duration and API parameters. Use only authorized source material and review generated output.

Third-party product names and trademarks identify relevant listings and remain the property of their respective owners. Unless a listing expressly states otherwise, no authorization, endorsement or partnership is implied.