Seedance 1.5 Pro
Seedance 1.5 Pro is ByteDance's per-second video model for fast text-to-video and image-to-video generation with 480p/720p output, optional sound, aspect ratio control, and fixed-lens camera stability.
Parameters
Choose between text-to-video or image-to-video mode.
Describe the video. Include motion, lighting, and style details for best results.
Select 480p for lower cost or 720p for higher quality.
Choose the video duration in seconds. Pricing scales per second.
Enable or disable audio generation.
Select the aspect ratio for the output video.
Keep the camera static for stable shots. Disable for dynamic camera movement.
Output
Generated content will appear here
Everything You Need to Know About
Seedance 1.5 Pro API
This guide is optimized for seedance 1.5 pro api and seedance 1.5 api searches while showing developers how to integrate the Seedance 1.5 Pro API into production workflows.
What is the Seedance 1.5 Pro API?
The seedance 1.5 pro api delivers per-second video generation with flexible controls. Seedance 1.5 Pro API is ByteDance's per-second video generation model designed for fast developer integration. It supports text-to-video and image-to-video workflows, optional sound, flexible aspect ratios, and a fixed-lens mode for stable camera shots.
Teams searching for a reliable seedance 1.5 api can use APIXO to launch fast experiments and scale production video workflows.
Seedance 1.5 Pro API Features & Capabilities
Discover what makes the Seedance 1.5 Pro API the right fit for your video stack
Seedance 1.5 Pro API delivers per-second pricing for predictable budgets
Seedance 1.5 API supports text-to-video and image-to-video modes
Resolution options: 480p for cost efficiency or 720p for higher fidelity
Sound toggle to generate videos with or without audio
Aspect ratio control across 1:1, 3:4, 4:3, 9:16, 16:9, 21:9
Fixed-lens mode keeps the camera steady for product demos
Async task workflow with polling or callback support
Image-to-video accepts up to two images with optional tail frame
Seedance 1.5 API Use Cases
See how the Seedance 1.5 Pro API can transform your workflow
Seedance 1.5 Pro API for SMB marketing teams
Ideal for Seedance 1.5 Pro API for SMB marketing teams workflows that demand predictable per-second pricing and production-ready outputs.
Short promo clips with consistent brand framing
Ideal for Short promo clips with consistent brand framing workflows that demand predictable per-second pricing and production-ready outputs.
Product highlight reels with fixed camera movement
Ideal for Product highlight reels with fixed camera movement workflows that demand predictable per-second pricing and production-ready outputs.
Social media snippets in vertical or square formats
Ideal for Social media snippets in vertical or square formats workflows that demand predictable per-second pricing and production-ready outputs.
Storyboard animatics from keyframes
Ideal for Storyboard animatics from keyframes workflows that demand predictable per-second pricing and production-ready outputs.
App onboarding videos with voiceover off
Ideal for App onboarding videos with voiceover off workflows that demand predictable per-second pricing and production-ready outputs.
Localization-safe video variations
Ideal for Localization-safe video variations workflows that demand predictable per-second pricing and production-ready outputs.
Rapid concept testing with per-second costs
Ideal for Rapid concept testing with per-second costs workflows that demand predictable per-second pricing and production-ready outputs.
Seedance 1.5 Pro API Technical Specifications
Detailed technical information and API capabilities
Max Duration
Up to 12 seconds
Resolutions
480p or 720p
Audio
Optional sound
Seedance 1.5 Pro API Pricing (Per Second)
Select resolution and sound to set the per-second rate, then multiply by your chosen duration.
Prices per second. Multiply by duration for total cost.
Example: 480p with sound off at 8 seconds costs $0.08.
What Developers Say About the Seedance 1.5 Pro API
Real feedback from developers using the Seedance 1.5 Pro API
"The Seedance 1.5 Pro API makes budgeting simple with per-second rates and consistent output quality."
Jordan Smith
Growth Engineer
"We ship short promos quickly because the Seedance 1.5 API playground shows costs instantly."
Mia Johnson
Product Manager
"The API docs are clean, and fixed-lens mode keeps our product shots consistent."
Alex Lee
Creative Technologist
Important Considerations
Understanding the limitations helps you make informed decisions
Available durations are 4, 8, or 12 seconds in the playground
Sound must be set explicitly to true or false
Image-to-video requires 1-2 reference images
Aspect ratio defaults to 1:1 if not provided
Fixed-lens disables dynamic camera motion
Content must comply with provider safety policies
Ready to Get Started with the Seedance 1.5 Pro API?
Join teams shipping video content with the Seedance 1.5 Pro API. Start in the playground or jump into the documentation.