Seedance 2.5

New model · 30s per take. Official jump from 15 to 30.

ByteDance Seed 2.5. 4–30s, 480p / 720p / 1080p. Longer needs extend, not a multi-minute one-shot.

Just launched

Sixteen video lines

Grok, Seedance, MiniMax, Veo, Kling, Wan, and HappyHorse are all here. Open a card for that model's page.

Kling V4

Kling 4, 30s per take

Kling V4. 3–30s, 720p / 1080p. Up to 10 references. Drops aspect ratio when images are present.

Need longer and more refs? Switch to V4.

Kling 43–30s10 refs

Specs

2.5, 30s per take

No 4K. Need 4K? Stay on Seedance 2, which is still 15s.

Model ID
seedance-2.5
Duration
4–30 seconds
Resolution
480p / 720p / 1080p
References
Up to 2
01

Longer take

Official single take moves from 15 to 30.

02

No 4K

Need 4K? Switch to Seedance 2.

03

Same 30s class

Kling V4 and Wan 3.0 also reach 30s.

Into your workflow

Use Seedance 2.5 now

Generate in the dashboard, or take the same Model ID into the API.

1Web

Open AI video

Pick this model in the dashboard, write a prompt, and generate.

2Connect

Set endpoint and model

OpenAI-compatible API. Paste the exact Model ID.

https://api.aicodewith.ai/v1
3Make it real

Send the first request

Model ID: seedance-2.5

seedance-2.5
Quickstart
Need the full API notes?
Open the video API page for the parameter table and sample calls.
Open API page