Video model comparison
Seedance 2.5 vs Seedance 2.0
ByteDance's Seedance 2.5 and ByteDance's Seedance 2.0, side by side: price per second, resolution, clip length, audio and references — and when to choose which. Both run on one Cheaper Gen. API key.
Seedance 2.5
Price
Seedance 2.5 vs Seedance 2.0: price per second
Live prices at the tiers both models offer, with audio. Official list prices are on each model's pricing page.
| Tier | Seedance 2.5 | Seedance 2.0 | Per clip | Cheaper |
|---|---|---|---|---|
| 480pwith audio | $0.0877/s | $0.0569/s | $0.44 · $0.28 5 s each | Seedance 2.0 −35% |
| 720pwith audio | $0.1885/s | $0.1223/s | $0.94 · $0.61 5 s each | Seedance 2.0 −35% |
| 1080pwith audio | $0.4665/s | $0.3049/s | $2.33 · $1.52 5 s each | Seedance 2.0 −35% |
Specs
Side-by-side specifications
From each model's API parameters in our catalog.
| Spec | Seedance 2.5 | Seedance 2.0 |
|---|---|---|
| Developer | ByteDance | ByteDance |
| Released | Aug 7, 2026 | Apr 14, 2026 |
| Tasks | Text to video, Image to video, Reference to video | Text to video, Image to video, Reference to video |
| Resolutions | 480p · 720p · 1080p | 480p · 720p · 1080p · 4K |
| Clip length | 4–15 s | 4–15 s |
| Audio | Included at no extra cost | Included at no extra cost |
| Image-to-video | First + last frame | First + last frame |
| Reference inputs | Up to 30 images, 10 videos and 10 audio | Up to 9 images, 3 videos and 3 audio |
| Aspect ratios | 6 (16:9, 9:16, 1:1, 4:3, 3:4, 21:9) | 6 (16:9, 9:16, 1:1, 4:3, 3:4, 21:9) |
| Starting price | $0.0877/s (480p) | $0.0569/s (480p) |
| Below official price | up to 18% | up to 20% |
Verdict
When to choose which
Each point below comes from the price and spec data above.
Choose Seedance 2.5 for
- More reference inputs: up to 30 images, 10 videos and 10 audio clips.
- Newer model (released August 7, 2026).
Seedance 2.5 at a glance
- Up to 1080p — 480p, 720p and 1080p output
- Longer clips — Up to 15 seconds per generation
- Audio included — Synchronized sound at no extra cost
- Rich references — Up to 30 images, 10 videos and 10 audio clips
Choose Seedance 2.0 for
- Lower price: $0.1223/s vs $0.1885/s at 720p with audio (35% less).
- Higher maximum resolution: 4K vs 1080p.
Seedance 2.0 at a glance
- Up to 4K — 480p, 720p, 1080p and 4K output
- 4–15 seconds — Pay per second, any length in between
- Audio included — Synchronized sound at no extra cost
- Multi-reference — Up to 9 images, 3 videos and 3 audio clips
Try both with the same prompt
Same API key and balance; only the endpoint changes. Failed generations are refunded.
POST /api/v1/run/bytedance/seedance-2.5/text-to-video
POST /api/v1/run/bytedance/seedance-2.0/text-to-videoFAQ
Seedance 2.5 vs Seedance 2.0 questions
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Seedance 2.5 is developed by ByteDance; Seedance 2.0 by ByteDance. Cheaper Gen. provides API access to both through official upstream endpoints and does not own either model. Trademarks belong to their respective owners.