Seedance 1.5 Pro
ByteDance's flexible video generation model with granular control over duration, quality tiers, and ultrawide 21:9 cinematic format.
Seedance 1.5 Pro
Provider: ByteDance | Best for: Flexible duration and quality control for every budget
Seedance 1.5 Pro is ByteDance's professional-grade video generation model, designed for creators who need granular control over duration, quality, and aspect ratio. With support for clips from 4 to 12 seconds and three quality tiers from 480p to 1080p, Seedance gives you the flexibility to match your output to your project requirements and budget.
The model shines in its versatility. Need a quick 4-second preview at 480p for a storyboard? That costs just 16 credits. Need a polished 12-second commercial at 1080p? Seedance delivers cinema-grade results. This pay-for-what-you-need approach makes it the smart choice for professional workflows where different projects have different quality requirements.
Seedance 1.5 Pro supports the widest range of aspect ratios on Kensa, including ultrawide 21:9 for cinematic letterbox content. Combined with audio support and consistent character rendering, it is a production-ready tool for serious content creators, agencies, and businesses that need reliable, scalable video generation.
Capabilities
| Feature | Details |
|---|---|
| Generation Modes | Text to Video, Image to Video, First & Last Frame |
| Max Duration | 12 seconds |
| Resolutions | 480p, 720p, 1080p |
| Aspect Ratios | 16:9, 9:16, 1:1, 4:3, 3:4, 21:9 |
Special Features
- First & Last frame control mode
- Synchronized audio generation
- Multi-quality tiers (480p-1080p)
- Widest aspect ratio selection
- Ultrawide 21:9 cinematic format
- Fine-grained duration control (4-12s)
Pricing
| Quality | Cost per Second |
|---|---|
| 480p | ~2 credits/s |
| 720p | 4 credits/s |
| 1080p | 8 credits/s |
Examples:
- 5s at 720p = 20 credits
- 10s at 720p = 40 credits
- 5s at 1080p = 40 credits
- 12s at 1080p = 96 credits
This per-second pricing with quality multiplier lets you precisely control costs based on your needs.
Use Cases
Agency Productions
Scale video production across multiple client projects with flexible quality settings that match each client's budget and platform requirements.
Cinematic Content
Leverage ultrawide 21:9 format to create letterbox-style cinematic content that looks stunning on widescreen displays and film presentations.
Storyboarding and Previews
Generate quick 480p previews to validate concepts before committing to high-quality renders, saving both time and credits during ideation.
Multi-Platform Content
Create videos in every aspect ratio from square 1:1 for Instagram to vertical 9:16 for TikTok to widescreen 16:9 for YouTube, all from one model.
Performance Ratings
| Metric | Rating |
|---|---|
| Quality | 8/10 |
| Speed | 7/10 |
| Cost Efficiency | 7/10 |
| Versatility | 10/10 |
FAQ
How does Seedance 1.5 Pro pricing work?
Seedance uses per-second pricing: 4 credits per second at 720p and 8 credits per second at 1080p. A 5-second 720p video costs 20 credits, while a 12-second 1080p video costs 96 credits. This lets you precisely control costs based on your needs.
What is the 21:9 aspect ratio used for?
The 21:9 ultrawide format creates a cinematic letterbox look, similar to what you see in movies. It is ideal for film-style content, dramatic establishing shots, and widescreen presentations that need a premium feel.
Can I generate 480p videos for storyboarding?
Yes, Seedance 1.5 Pro supports 480p output, which is perfect for rapid prototyping and storyboarding. At lower quality, generation is faster and cheaper, letting you iterate quickly on concepts before producing the final high-quality version.
Does Seedance 1.5 Pro support audio?
Yes, Seedance 1.5 Pro includes built-in audio generation, producing videos with synchronized sound effects and ambient audio that match the visual content.
Which aspect ratios does Seedance 1.5 Pro support?
Seedance 1.5 Pro supports six aspect ratios: 16:9 (widescreen), 9:16 (vertical), 1:1 (square), 4:3 (classic), 3:4 (portrait), and 21:9 (ultrawide cinematic). This is the widest selection available on Kensa.