Seedance 1.5 Pro AI Video Generator
AI 视频原生音频——逐帧掌控画面，逐毫秒同步声音
- 最高分辨率
- 1080p（含音频）
- 时长范围
- 4–12 秒
- 音频语言
- 8 种以上语言
- 模型架构
- 45 亿参数 DiT
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Key features of Seedance 1.5 Pro
- 01
原生音视频一体生成 · 单次生成即可同步输出视频与音频。环境音、音效、对白和配乐均以毫秒级精度生成。
- 02
多语种唇形同步对白 · 支持 8 种以上语言的自然对白，唇形同步达到音素级精度。多人对话中各角色保持独立声线。
- 03
影视级摄影控制 · 支持推拉变焦、跟随拍摄、摇臂、甩镜、希区柯克变焦等专业运镜指令，呈现电影级流畅效果。
- 04
草稿模式快速迭代 · 支持 480p 快速预览生成，方便快速验证创意方向，再输出完整品质的 1080p 成片。
What is Seedance 1.5 Pro?
Seedance 1.5 Pro 是字节跳动在音视频一体化领域的突破性 AI 视频模型，首次实现在单次生成中同时输出同步的视频和音频。基于 45 亿参数的双分支扩散 Transformer（Dual-Branch Diffusion Transformer）架构，从根本上消除了传统 AI 视频工具中画面与声音脱节的问题。对白与唇形在音素级别精准对齐，音效在动作发生的瞬间准确出现，背景音乐根据场景语义内容自适应生成——一切无需后期处理。
模型支持英语、中文、日语、韩语、西班牙语、印尼语等 8 种以上语言的多语种对白，多人对话中每个角色保持独立的声音特征。分辨率最高支持 1080p，并提供推拉镜头、跟随拍摄、摇臂、甩镜等电影级运镜控制。Seedance 1.5 Pro 弥合了 AI 实验与专业视频制作之间的鸿沟。
Best for
- Audio-synced short films
- Dialogue scenes and character clips
- Cinematic ads with camera movement
- Image-to-video posts with sound
Modes and pricing
Each row opens the matching GlowVideo workflow with this model preselected.
How to use Seedance 1.5 Pro on GlowVideo
- 01
Choose the model
Open the matching GlowVideo tool and select the model from the model picker.
- 02
Write a concrete prompt
Describe the subject, action, camera movement, visual style, aspect ratio, and any timing cues.
- 03
Set format and duration
Pick the output ratio, clip length, quality tier, and optional image reference if the workflow supports it.
- 04
Generate and iterate
Create the first version, compare outputs, then refine the prompt or switch models for a different look.
Prompt examples for Seedance 1.5 Pro
Open any prompt in the studio with this model preselected, then edit it to fit your brief.
- Use prompt
Cinematic product shot
Product adsA premium wireless headphone rotating on a dark reflective table, slow dolly-in camera, warm rim light, cinematic product commercial, 16:9.
- Use prompt
Short-form travel clip
TikTok and ShortsA handheld morning walk through a narrow Tokyo alley after rain, neon signs reflected on wet pavement, natural camera shake, realistic people in the background.
- Use prompt
Animated character moment
StoryboardsA curious robot child looks up at a glowing meteor shower in a quiet desert, expressive face, soft moonlight, gentle camera tilt upward.
- Use prompt
Social campaign hook
Performance creativeA close-up of a founder opening a laptop in a cozy studio, fast punch-in camera move, captions space at the top, confident startup launch mood.
Seedance 1.5 Pro vs other AI video models
Seedance 1.5 Pro is the better fit when synced sound, dialogue, and cinematic camera language matter more than just raw speed.
| Model | Best for | Output | Speed |
|---|---|---|---|
| Veo 3.1 | High-fidelity cinematic scenes and polished brand video | Text/Image to video | Quality-first |
| Grok Imagine | Fast creative exploration and social video concepts | Text/Image to video | Fast iteration |
| Seedance 2.0 Mini | Lower-cost drafting and quick video variants | Text/Image to video | Fast |
| Kling 3 Turbo | Dynamic motion, camera movement, and action-heavy shots | Text/Image to video | Turbo |
Seedance 1.5 Pro FAQ
Source docs
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Start creating with Seedance 1.5 Pro
AI 视频原生音频——逐帧掌控画面，逐毫秒同步声音