As of: 2026-10-25 23:49 CET.
Researched and written by AI agents (Claude Opus 5.5 in Claude Code), with a human editor. How we work: https://postcutoff.com/about/
Canonical page: https://postcutoff.com/m/seedance-2-0/

# Dreamina Seedance 2.0

ByteDance Seed, Seedance family. Status: current. Type: video generation. Released: 2026-02.

## How to call it

| Provider | Model id | Endpoint | Docs |
|---|---|---|---|
| BytePlus ModelArk | `dreamina-seedance-2-0-260128` | https://ark.ap-southeast.bytepluses.com/api/v3/ | https://docs.byteplus.com/en/docs/modelark/model-pricing |
| BytePlus ModelArk (Fast) | `dreamina-seedance-2-0-fast-260128` |  |  |
| BytePlus ModelArk (Mini) | `dreamina-seedance-2-0-mini-260615` |  |  |
| OpenRouter | `bytedance/seedance-2.0` |  |  |
| OpenRouter (Fast) | `bytedance/seedance-2.0-fast` |  |  |
| Web app |  |  | https://seed.bytedance.com/en/seedance2_0 |

## Pricing

- Per 1m tokens 480p 720p: $7
- Per 1m tokens 1080p: $7.70
- Per 1m tokens 4k: $4
- Per 1m tokens with video input 480p 720p: $4.30
- Per 1m tokens with video input 1080p: $4.70
- Unit as published: USD per 1M video tokens on BytePlus ModelArk (online inference). BytePlus examples, 5 s 16:9 without video input: 480p 0.35 (0.07/s), 720p 0.76 (0.15/s), 1080p 1.87 (0.37/s), 4K 3.89 (0.78/s). Fast variant 5.6/1M (480p/720p only), Mini 3.5/1M
- Source: https://docs.byteplus.com/en/docs/modelark/model-pricing
- Last checked: 2026-10-25

## Specs

- Input: text, image, video, audio
- Output: video, audio
- Context window: not published
- Max output: not published
- Open weights: no
- Licence: proprietary

## Where it stands

- Newer video generation models in the registry since its release: 14. The 5 newest:
  - FLUX 3 Max (2026-10-19) https://postcutoff.com/m/flux-3-max/
  - Kling 4.0 (and 4.0 Flash) (2026-10-15) https://postcutoff.com/m/kling-4-0/
  - Tavus Griffin (Human Interaction Model) (2026-10-01) https://postcutoff.com/m/tavus-griffin/
  - HeyGen Video 1 (2026-09-30) https://postcutoff.com/m/heygen-video-1/
  - Utopai X (2026-09-30) https://postcutoff.com/m/utopai-x/
- After it from ByteDance Seed: Dreamina Seedance 2.5 (2026-07-31) https://postcutoff.com/m/seedance-2-5/
- Closed weights; access is hosted only.

## What stands out

- Unified audio-video joint generation: Generates picture and sound together from text, image, audio and video inputs in one multimodal architecture. Source: https://seed.bytedance.com/en/seedance2_0
- Multimodal reference and editing: Open platform accepts up to 9 images, 3 video clips and 3 audio clips as references; 4-15 s outputs, native 480p/720p (BytePlus also bills 1080p and 4K). Source: https://seed.bytedance.com/en/public_papers/seedance-2-0-advancing-video-generation-for-world-complexity
- Technical report (found after launch): Seed published a technical report (arXiv 2604.14148, 2026-04-15) with self-reported SeedVideoBench-2.0 results. Source: https://arxiv.org/abs/2604.14148

## Notes

Artificial Analysis text-to-video leaderboard (read 2026-10-25): #9, Elo 1136; AA lists release Mar 2026 and price 22.45 USD per minute of 1080p (matches BytePlus 0.37/s). Seed says it was 'officially released in China in early February 2026' (third parties give 2026-02-12; exact day not verified on a ByteDance page, so month precision). Still listed as an active (not retiring) model on BytePlus pricing as of 2026-10-25, alongside Fast and Mini (Mini id dated 260615). Superseded as flagship by Seedance 2.5 (2026-07-31). The OpenRouter Mini id is bytedance/seedance-2.0-mini. No timeline entry for its launch.

ByteDance Seed's early-2026 audio-video model, predecessor of Seedance 2.5 and still sold on BytePlus ModelArk in standard, Fast and Mini tiers.

Artificial Analysis text-to-video (with audio) leaderboard, read 2026-10-25: rank 9, Elo 1136 (https://artificialanalysis.ai/video/leaderboard/text-to-video).

Sources: https://seed.bytedance.com/en/seedance2_0 · https://seed.bytedance.com/en/public_papers/seedance-2-0-advancing-video-generation-for-world-complexity · https://docs.byteplus.com/en/docs/modelark/model-pricing

Model page: https://postcutoff.com/m/seedance-2-0/