Generate Videos with the Seedance 2.0 Family
Seedance Version Comparison
Compare Seedance 2.5, 2.0, 2.0 Fast, 2.0 Mini, and 1.5 Pro to pick the right model for your workflow.
| Model | Max duration | Resolution | Reference images | Reference videos | Reference audios | Best for |
|---|---|---|---|---|---|---|
| Seedance 2.5 Flagship production model | 30s (Auto supported) | 480p, 720p | 30 | 10 | 10 | Long-form clips, complex reference sets, production delivery |
| Seedance 2.0 High-quality multimodal video | 15s (Auto supported) | 480p, 720p, 1080p | 9 | 3 | 3 | 1080p final renders and reference-heavy creative control |
| Seedance 2.0 Fast Faster iteration variant | 15s (Auto supported) | 480p, 720p | 9 | 3 | 3 | Prompt testing, batch exploration, quick drafts |
| Seedance 2.0 Mini Lower-cost high-volume variant | 15s | 480p, 720p | 9 | 3 | 3 | High-volume generation with the same multimodal workflow |
| Seedance 1.5 Pro Cinematic audio-video baseline | Fixed duration workflow | 480p, 720p, 1080p | — | — | — | Straightforward text/image-to-video with native lip-sync |
What the Seedance 2.0 Family Is Good At
The Seedance 2.0 family exposes a stronger control surface than Seedance 1.5 Pro, with a faster 2.0 Fast variant for iteration.
Native Audio + Lip-Sync Workflows
Generate sound and picture together for dialogue-led scenes, avatar content, dubbed marketing clips, and beat-aware edits.
Prompt tip:
“A confident founder speaks directly to camera and says "We ship worldwide in 48 hours", clean studio lighting, subtle handheld movement, soft room tone.”
Reference-Guided Consistency
Use reference images for style and identity, reference videos for motion or edit intent, and reference audio for timing cues.
Reference markers:
Mention uploaded assets in the prompt as [Image1], [Video1], [Audio1] so the model knows how to use them.
The Seedance 2.0 Family
The Seedance 2.0 Family is ByteDance's multimodal video lineup for creators who need native audio, reference-driven control, and flexible output quality. Seedance 2.0 is the higher-quality path, while Seedance 2.0 Fast is the quicker variant for iteration.
The biggest practical change is native audio generation. Instead of treating sound as a separate post-process layer, the Seedance 2.0 Family can generate dialogue, ambience, and effects together with the visual sequence. That makes these models a stronger fit for presenter clips, spoken product demos, dubbed creative, and sound-led short-form ads.
Reference images help hold onto character identity, wardrobe, style, and scene composition. Reference videos help transfer motion, pacing, or edit intent. Reference audio gives the model timing cues for lip-sync and beat matching. When combined carefully in the prompt, these references reduce guesswork and make outputs more repeatable.
If you need quicker iteration, Seedance 2.0 Fast uses the same input structure and multimodal controls while prioritizing speed over top-end quality. That makes it useful for prototyping, batch exploration, and high-volume content pipelines before switching back to Seedance 2.0 for final renders.
The Seedance 2.0 Family also introduces intelligent duration control. Sending duration as -1 lets the model choose a suitable output length instead of forcing a fixed clip length too early. This is useful when the prompt and reference material imply a natural beat that is hard to pre-size manually.
On framing, Seedance supports adaptive aspect ratio in addition to fixed ratios like 16:9, 9:16, and 1:1. Adaptive is useful when you want the model to infer the most appropriate layout from your inputs, especially when working with mixed reference media.
A good Seedance 2-family prompt usually does three things clearly: identify the primary subject, describe the intended motion or edit behavior, and tell the model how to interpret any attached references. The more explicit that mapping is, the more consistent the results tend to be.
Seedance 2.0 Family Use Cases
Pair dialogue prompts with native audio generation for product explainers that do not need a separate dubbing pass.
Keep character styling and camera language stable across multiple campaign outputs using uploaded reference images and clips.
Use reference audios for lip-sync, beat timing, or pacing when generating reels, vertical ads, and presenter clips.
Combine first-frame and last-frame images to steer the clip from a known starting composition to a specific final shot.
How to Generate with the Seedance 2.0 Family
Step 1: Write the shot and sound direction
Include subject, motion, camera behavior, and sound intent in one prompt.
Step 2: Add the references you actually need
Use images, videos, and audio only when they provide a clear control signal.
Step 3: Choose framing and render
Pick a fixed ratio or Adaptive, then choose 480p, 720p, or 1080p on Seedance 2.0. Use Seedance 2.0 Fast for 480p/720p drafts.
Seedance 2.0 Family vs Seedance 1.5 Pro
| Dimension | SeedanceArt | Traditional Tools |
|---|---|---|
| Reference control | Images, videos, and audios | Mostly prompt + image driven |
| Audio workflow | Native synced audio generation | Less audio-centric workflow |
| Duration control | Fixed seconds or Auto duration | Fixed duration workflow |
| Best fit | Lip-sync, audio-led scenes, controlled edits | General cinematic text/image-to-video |
| Speed option | Also available as Seedance 2.0 Fast | No direct fast sibling on this page |
Seedance 2.0 Family FAQs
Explore More Seedance Tools
Generate up to 30-second clips with larger reference sets and native synced audio.
Generate with Seedance 2.0, 2.0 Fast, and 2.0 Mini in one shared studio workflow.
Switch between all ByteDance Seedance models and compare pricing in the studio.
Read a practical comparison of duration limits, reference caps, and output quality.
See how the multimodal 2.x family differs from the earlier cinematic baseline.
Review prompt patterns for dialogue, references, and audio-led scenes.