Native simultaneous generation of video and audio
Native simultaneous generation of video and audio
Simultaneously generates not only video but also synchronized audio, including BGM and ambient sound, from a single prompt.
Models in this series
Each model has its own Playground, pricing, and field docs. Filter by capability to open the one you need.
The Seedance 1.5 Pro series at a glance
Model id and a short note on what each capability is for.
| Model | ID | Description |
|---|---|---|
| Seedance 1.5 Pro（text to video） | seedance-pro-1.5-text-to-video | A cinematic-grade video generation model that creates overwhelming realism with native audio synchronization. |
| Seedance 1.5 Pro（image to video） | seedance-pro-1.5-image-to-video | A professional model that simultaneously generates cinematic video and synchronized audio from an image. |
Key Features
Native simultaneous generation of video and audio combined with advanced expressive power enables professional video production.
The hustle and bustle of the royal capital (in the style of a JRPG)
The nostalgic JRPG style of the SFC era. Dot-art characters roam the vibrant fantasy streets of the city.
Prompt
A classic 16-bit JRPG pixel art style. A warm and bright plaza in the royal city at dusk. A party of three - a swordsman, a magician, and a priest - walk from the foreground to the background of the screen. Other NPCs (v…
Generated with
Generated with Seedance 2.5
Generated with Seedance 2.0 Mini
A girl dancing street dance on the rooftop in the neon rain.
On the rooftop of the futuristic city, a cyber girl passionately performs street dance in the neon rain, all captured by a dynamic camera.
Prompt
On the rooftop of the futuristic city, a cyber girl in a glowing jacket is dancing street dance. Neon rainwater reflects on the ground, with high-speed passing hover cars and giant holographic advertisements in the backg…
Generated with
Generated with Seedance 2.5
Generated with Seedance 2.0 Mini
Coconuts Moment
A moment of high-speed photography brimming with dynamism. The milky-white milk dynamically splashes out from a coconut splitting in the air, and the sunlight of the tropics shines through the water droplets. It conveys a sense of luxury and sophistication.
Prompt
A high-speed cinematic shot of a coconut splitting in the air. The white, creamy milk splashes dynamically based on fluid physics. Sunlight penetrating the water droplets, palm leaves swaying in the breeze in the backgro…
Generated with
Generated with Seedance 2.5
Generated with Seedance 2.0 Mini
Featured use cases
Typical jobs this series is used for.
Short-form video production for social media
Quickly create short videos of up to 12 seconds with synchronized ambient sounds and background music from text or still images.
Video Ads and Promotions
Supports a variety of styles, including photorealistic and 3D, allowing you to create high-quality promotional videos for commercial use.
Film Storyboards and Previs
Intuitively materialize video plots with dialogue and audio while maintaining consistency in camerawork and scenes.
Dynamic animation of still images
Converts character and product images into high-quality videos with precise motion and sound effects.
Compare with other models
Check production limits and starting credit cost before you pick another model for the same job.
| Model | Max clip duration (single run) | Multimodal reference inputs | Max resolution | Native audio | Sousaku starting price |
|---|---|---|---|---|---|
| Seedance 1.5 Pro | Up to 12 seconds | ❌ | Up to 720P | ✅ | 2 Credits/s |
| Seedance 2.5 | Up to 30 seconds | Up to 30 assets (audio and videos) | Up to 1080P | ✅ | 8 Credits/s |
| Seedance 2.0 Mini | Up to 15 seconds | Up to 9 assets (audio and videos) | Up to 720P | ✅ | 2 Credits/s |
Quick start guide
From sign-up to your first successful call. The same steps work for every model.
Step 1
Create your account
Sign up and verify so you can issue an API key and use Playground.
Step 2
Choose a model in this series
Open a card above to see that model's details, pricing, and field docs.
Step 3
Try it in Playground
Confirm inputs and parameters in the form before you automate.
Step 4
Copy the model id and fields
The field docs on the detail page list required parameters. Use the same names in create_task.
Step 5
Integrate and poll
Call the generate API with your key, poll until the task succeeds, then download the result.
Step 6
Check usage
Track credit use on the model's pricing page and in the dashboard.
FAQ
Explore other series
Other series on Sousaku. One API key, one task flow.