Question 1

What is Seedance 2.0?

Accepted Answer

Seedance 2.0 is the latest multimodal AI video generation model by ByteDance. Creates cinematic videos up to 15 seconds at up to 2K resolution with native audio, character consistency and lip sync in 8+ languages.

Question 2

What does multimodal input mean?

Accepted Answer

Seedance 2.0 accepts text, images (up to 9), videos (up to 3) and audio (up to 3) simultaneously. Combine inputs for precise control — for example, upload character photo + video reference + voice track.

Question 3

How does native audio work?

Accepted Answer

Unlike other models, Seedance 2.0 generates video and audio simultaneously in a single pass. Dialogues, ambient sounds and effects are automatically synced with frames. Dual-channel audio is supported.

Question 4

What resolutions are supported?

Accepted Answer

720p, 1080p and 2K (2160p). Supported aspect ratios: 16:9, 4:3, 1:1, 3:4, 9:16, 21:9, 9:21.

Question 5

How much does generation cost?

Accepted Answer

720p = 2 credits/sec, 1080p = 3 credits/sec, 2K = 5 credits/sec. Seedance 2.0 is up to 100× cheaper than Sora 2 at comparable quality.

Question 6

What is the video duration?

Accepted Answer

4–15 seconds per generation. Use the Extend feature to extend to 60+ seconds by sequentially continuing the video.

Question 7

How does lip sync work?

Accepted Answer

Seedance 2.0 supports phoneme-level lip synchronization for 8+ languages: English, Chinese, Japanese, Korean, Spanish and more. The model understands language-specific mouth shapes.

Question 8

Can I use it commercially?

Accepted Answer

Yes, all Seedance 2.0 videos can be used in commercial projects without restrictions.

Seedance 2 — AI Video Generation | Clipia.ai

Seedance 2 — AI Video Generation | Clipia.ai