Flexible Duration Control
Slide between 4 and 15 seconds to match the exact pacing your content requires. Seedance 2 Fast gives you continuous duration control — not just fixed presets.
AI video model
Create High-Quality AI Videos with Seedance 2 Fast — ByteDance's Flagship Video Model
Seedance 2 Fast is ByteDance's latest flagship AI video model, available on Viberot AI Studio. Generate high-quality videos from text or up to 5 reference images with flexible duration control from 4 to 15 seconds, optional synchronized audio, and support for portrait, landscape, and square formats.
Made with Seedance 2.0 Fast2 examples
01 — How it works
How to Use Seedance 2 Fast on Viberot: Generate AI Videos in 4 Steps
From prompt to video in minutes
01
Choose Your Mode
Select Text to Video for prompt-based generation, or Image to Video to upload up to 5 reference images that guide Seedance 2 Fast's visual output.
02
Write Your Prompt
Describe your scene in natural language. Include subject, setting, lighting, mood, and motion style. Seedance 2 Fast understands detailed creative descriptions.
03
Set Duration, Resolution & Audio
Drag the duration slider between 4 and 15 seconds. Choose 480p or 720p resolution. Toggle Audio on to add synchronized sound to your video.
04
Generate & Download
Click Generate and Seedance 2 Fast will produce your video. Preview it in Viberot AI Studio, then download your watermark-free file for immediate use.
Seedance 2 Fast on Viberot AI Studio makes high-quality AI video generation accessible to everyone. Whether you're working with a text prompt or multiple reference images, generating professional video has never been simpler.
02 — Features
Core Capabilities of Seedance 2 Fast — A Next-Gen AI Video Generator for Creators
Seedance 2 Fast delivers high-quality AI video generation with flexible duration control and multi-reference image support. Available on Viberot AI Studio, it represents ByteDance's latest advancement in AI video technology — enabling creators to produce detailed, realistic video content from simple prompts or reference images.
Up to 5 Reference Images
Upload up to 5 reference images to guide your video's visual composition. Seedance 2 Fast excels at multi-reference image-to-video AI workflows for complex, consistent scenes.
Synchronized Audio
Optionally generate synchronized background audio and sound effects matched to your video content — all within a single generation request.
High-Quality Output
Seedance 2 Fast produces sharp, detailed video at 480p and 720p. ByteDance's latest model architecture delivers superior visual fidelity and realistic motion.
03 — Built for creators
Seedance 2 Fast on Viberot — Powerful AI Video Generation Without Complexity
Seedance 2 Fast brings ByteDance's flagship video model to your browser through Viberot AI Studio. With multi-reference image support, flexible duration, and audio generation, it's built for creators who need high-quality output without sacrificing workflow speed.
- Up to 5 reference images for complex multi-subject scenes
- Continuous duration slider from 4 to 15 seconds
- Synchronized audio generation built into the workflow
- No watermarks — download and publish immediately
04 — Why Viberot
Why Choose Seedance 2 Fast on Viberot — What Sets ByteDance's Flagship Model Apart
Seedance 2 Fast represents a significant step forward in AI video generation. Its combination of multi-reference support, flexible duration, and audio generation makes it one of the most versatile AI video models available. On Viberot AI Studio, you get access to this flagship capability through a clean, intuitive interface.
5 Reference Images
More reference images mean more visual guidance. Upload up to 5 images to give Seedance 2 Fast a rich context for creating consistent, multi-element video scenes.
Continuous Duration Control
Unlike fixed-duration models, Seedance 2 Fast lets you dial in any duration from 4 to 15 seconds — giving you precise control over your content's pacing.
Built-in Audio Generation
Enable Audio to automatically generate background sound synchronized to your video — no separate audio editing step required.
ByteDance's Latest Architecture
Seedance 2 Fast is ByteDance's current flagship model, built on their most advanced video generation technology for superior visual quality and realistic motion.
6 Aspect Ratios
Generate in 9:16, 16:9, 1:1, 4:3, 3:4, or 21:9. Cover every platform from TikTok and Instagram to YouTube and cinematic widescreen.
Global Access, No Watermarks
Use Seedance 2 Fast on Viberot from anywhere — no VPN, no waitlist. Download clean, watermark-free videos ready for commercial and social media use.
06 — FAQ
Seedance 2 Fast FAQ — Everything You Need to Know About This AI Video Generator
Common questions about Seedance 2 Fast
What is Seedance 2 Fast?
Seedance 2 Fast is ByteDance's flagship AI video generation model, available on Viberot AI Studio. It supports text-to-video and image-to-video workflows with flexible duration control from 4 to 15 seconds, multi-reference image input (up to 5), and optional synchronized audio.
Is Seedance 2 Fast free to use?
You can try Seedance 2 Fast with free credits on Viberot AI Studio. Additional generations use credits based on your selected resolution and duration.
How does the duration slider work?
Drag the slider to select any duration between 4 and 15 seconds. This gives you continuous control over video length — unlike fixed-preset models. Longer durations use more credits.
What resolutions does Seedance 2 Fast support?
Seedance 2 Fast supports 480p and 720p resolutions. 720p provides higher visual fidelity and is recommended for most use cases.
How many reference images can I upload?
You can upload up to 5 reference images in Image to Video mode. Multiple references help Seedance 2 Fast understand complex scenes with multiple subjects or styles.
How does the Audio feature work?
When Audio is enabled, Seedance 2 Fast generates background sounds synchronized to your video. This is optional — toggle it on or off before generating.
How long does Seedance 2 Fast take to generate?
Generation typically takes 1 to 4 minutes depending on resolution and duration. Longer videos at higher resolutions may take slightly more time.
What aspect ratios does Seedance 2 Fast support?
Seedance 2 Fast supports 9:16, 16:9, 1:1, 4:3, 3:4, and 21:9. This covers vertical, horizontal, square, and cinematic widescreen formats.
What makes Seedance 2 Fast different from Seedance 1.5 Pro?
Seedance 2 Fast is ByteDance's newer flagship model with support for up to 5 reference images and flexible continuous duration (4–15s). Seedance 1.5 Pro offers 3 resolution tiers including 1080p, fixed camera mode, and fixed duration presets (4s, 8s, 12s). Choose based on your resolution and input requirements.
Are my uploaded images kept private?
All uploaded images are encrypted and automatically deleted after generation. Your content is protected on Viberot AI Studio.
What makes a good prompt for Seedance 2 Fast?
Be specific about your subject, environment, lighting, and motion. Example: 'A golden retriever running through autumn leaves in a park, warm sunset light, dynamic motion, realistic.' Reference images combined with detailed prompts yield the best results.
Can I use Seedance 2 Fast videos commercially?
Yes. Videos generated on Pro and Studio plans on Viberot are watermark-free and suitable for commercial use across social media, advertising, and other platforms.
More like this
Try these next.
Start Creating with Seedance 2 Fast — ByteDance's Flagship AI Video Model on Viberot
Join creators worldwide using Seedance 2 Fast on Viberot AI Studio. With up to 5 reference images, flexible 4–15 second duration, synchronized audio, and watermark-free downloads, Seedance 2 Fast is the most versatile AI video generator available today. Generate professional-quality video from text or images — directly in your browser, with no setup required.