# Seedance 2.5 online: AI video with native audio

> Seedance 2.5 is ByteDance's newest Seedance video model. It generates native audio together with the video, so sound matches the action on screen, and it is the most capable Seedance model on this site. On Seedance Studio it makes 5, 10 or 15 second clips at up to 1080p from text or a starting image, for 100 credits per second.

Seedance 2.5 generates the picture and the sound together. Describe the scene, the camera and what we should hear, and get a clip that is ready to post.

## At a glance

- **Price:** 100 credits per second
- **5-second clip:** 500 credits, about $4.17–$5.00
- **Sound:** Native audio, generated with the picture
- **Length:** 5, 10 or 15 seconds
- **Resolution:** 480p, 720p or 1080p
- **Aspect ratios:** 16:9, 9:16, 1:1, 4:3, 3:4, 21:9

- Native audio
- Up to 15 seconds
- Up to 1080p

[Try Seedance 2.5](https://getseedance.app/create)

## What is new in Seedance 2.5

- **Picture and sound together**: Ambience, effects and music are generated with the video, in sync with what happens on screen.
- **Longer shots**: Clips of 5, 10 or 15 seconds leave room for a full camera move or a small story beat.
- **Up to 1080p**: Render at 480p to test, then 720p or 1080p for the final version.
- **First-frame control**: Start from your own image and Seedance 2.5 animates it, keeping its look.

## How to use Seedance 2.5

1. **Describe picture and sound**: Subject, action, setting, light and camera, plus what should be heard.
2. **Choose length and size**: 5, 10 or 15 seconds; 16:9, 9:16, 1:1 or 21:9; up to 1080p.
3. **Generate and download**: Download the MP4 with its soundtrack, ready for editing apps and social posts.

## Writing prompts for sound

Seedance 2.5 listens to the prompt for audio as well as images. Name the sounds you expect in the scene, and keep them consistent with the action: a crowded street needs crowd noise, a quiet forest needs birdsong and wind.

- Ambience: rain, surf, city traffic, wind in the trees
- Effects: footsteps, a door closing, an engine starting
- Music: a soft piano, an upbeat drum groove, a string swell
- Keep the soundscape simple; one or two sounds work best

## Seedance 2.5 or Seedance 2.0 Fast?

Seedance 2.0 Fast costs 80 credits per second and makes silent clips, which is ideal for testing a prompt, a camera move or a format. When the draft works, render the final shot with Seedance 2.5 at 100 credits per second to add sound, longer length and 1080p.


## More with Seedance

- [Prompt library](https://getseedance.app/prompts): 30 video prompts, many with sound cues.
- [Short video generator](https://getseedance.app/short-video-generator): Vertical clips with sound for social feeds.
- [Seedance 2.0 Fast](https://getseedance.app/seedance-2-fast): Cheaper silent drafts for testing.

## Seedance 2.5 compared

| | Seedance 2.5 | Seedance 2.0 | Seedance 2.0 Fast |
| --- | --- | --- | --- |
| Audio | Native audio | Silent | Silent |
| Length | 5, 10 or 15 seconds | 5 or 10 seconds | 5 or 10 seconds |
| Resolution | 480p to 1080p | 720p, 1080p | 480p, 720p |
| Credits per second | 100 | 100 | 80 |

## Simple pricing for Seedance videos

- Starter: $19.99 / month, 2,000 credits
- Pro: $49.99 / month, 5,500 credits
- Studio: $99.99 / month, 12,000 credits
- Small: $9.99, 1,000 credits
- Medium: $29.99, 3,200 credits
- Large: $79.99, 9,000 credits

## Seedance 2.5 FAQ

### What is Seedance 2.5?

Seedance 2.5 is the newest video generation model in ByteDance's Seedance family. It creates clips from text or a starting image and generates native audio together with the video.

### Does Seedance 2.5 make sound?

Yes. Every Seedance 2.5 clip includes audio generated with the picture. Describe the sounds you want in the prompt for the best match.

### How much does Seedance 2.5 cost?

100 credits per second: 500 credits for 5 seconds, 1,000 for 10 and 1,500 for 15, at any resolution up to 1080p.

### How long can a Seedance 2.5 video be?

On Seedance Studio you can choose 5, 10 or 15 seconds per clip. For longer videos, generate several clips and join them in an editing app.

### Is Seedance 2.5 better than Seedance 2.0?

It adds native audio and longer clips at the same per-second price. Choose Seedance 2.0 only when you want a silent clip from the proven model.

## Hear your next video

Sign up free and create with Seedance.

_Last updated 2026-10-05_