Seedance 2.5 is ByteDance’s next-generation AI video model, built for up to 30-second video generation, advanced multimodal reference control, precise local editing, and more flexible, production-ready creative workflows.

Pricing: 480P: 17 credits/s ($0.085/s, with video) | 28 credits/s ($0.140/s, no video) 720P: 38 credits/s ($0.190/s, with video) | 63 credits/s ($0.315/s, no video) 1080P: 95 credits/s ($0.475/s, with video) | 158 credits/s ($0.790/s, no video) 🔸Note🔸: “With video input” has a lower unit price due to a different calculation method: No video = Price × Output; With video = Price × (Input + Output) High-tier top-ups include a +10% bonus, making effective pricing approximately 10% lower than listed. Prices are currently in beta and may be adjusted in the future.
Input
first_frame_url
last_frame_url

Click to upload or drag and drop images.

Images: JPEG/JPG/PNG/WebP/GIF, Max 30MB

The text prompt or description for the video.

0/30000

Click to upload or drag and drop

Supported formats: JPEG, PNG, WEBP, JPG Maximum file size: 30MB; Maximum files: 30

A list of input image URLs.

Click to upload or drag and drop

Supported formats: MP4, QUICKTIME, X-MATROSKA Maximum file size: 200MB; Maximum files: 10

A list of input video URLs. Furthermore, the total length of the three videos must not exceed 30 seconds.

Click to upload or drag and drop

Supported formats: MPEG, WAV, X-WAV, AAC, MP4, OGG Maximum file size: 15MB; Maximum files: 10

A list of input audio URLs. Furthermore, the total length of the three audios must not exceed 30 seconds.

Whether to generate AI audio synchronized with the video.

Whether to return the last frame of the video. When draft=true, this parameter cannot be set to true.

The output video resolution.

The aspect ratio of the generated video.

Video duration in seconds.

Video output format.

Enable online search?

A configurable parameter. Defaults to true in the Playground.

There is no guarantee that everything can be filtered out; if you are not satisfied with the results, you will need to make your own arrangements.
Output
output typevideo

README

Complete guide to using bytedance/seedance-2-5

Seedance 2.5 API Now Available: Build 30s 4K AI Videos on Kie.ai

Original image
Get Started with Seedance 2.5 API on Kie.ai
Generate Longer 30-Second Videos with Seedance 2.5 API
Native 4K Output for ByteDance Seedance 2.5 Video Apps
Up to 50 Multimodal References with Seedance2.5
3D White-Model Support for Seedance 2.5 AI Video Generator
Licensed Film IP Creation with Seedance 2.5 AI Model
What Has Improved in Seedance 2.5 Compared with Seedance 2.0 API
Start with Seedance 2.0, Seedance 2.0 Mini, and Seedance 2.5 API on Kie.ai