Seedance

字节跳动launched 的AI视频generate 模型，supports multimodal 音视频联合generate

video generation

https://seedance.com/

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In-depth Report

Seedance is an AI video generation model launched by ByteDance in 2025. It is positioned as the industry's most advanced multi-modal audio and video joint generation platform. This product adopts a unified multi-modal generation architecture and supports four modal inputs: text, pictures, audio, and video. It can generate 1080p movie-level video and output audio simultaneously. As ByteDance's main product in the field of AI video generation, Seedance is at the industry-leading level in multiple dimensions such as command compliance, motion quality, picture beauty, and audio performance. It forms a direct competitive relationship with competing products such as Sora and Veo, and is open to users around the world.
Seedance is independently developed by ByteDance and is its important strategic product line in the field of AI generation. As the world's leading Internet technology company, ByteDance owns popular products such as Douyin and TikTok, and has accumulated a large amount of technology and data resources in content understanding and generation. The launch of Seedance marks ByteDance’s official entry into the mainstream track of AI video generation, forming head-on competition with OpenAI’s Sora, Google’s Veo, Runway’s Gen-3, etc. Judging from the product naming, Seedance has the imagery of "seed" and "dance", and also corresponds to the Chinese name "Visual Hill", which reflects the product team's dual pursuit of the artistry and technology of video generation. Seedance has currently been iterated to version 2.0, which has been significantly upgraded on the basis of version 1.0, especially in the areas of audio generation and multi-camera storytelling.
Seedance 2.0 adopts a unified multi-modal audio and video joint generation architecture, which is its core technical feature. Unlike other competing products that mainly focus on video generation, Seedance has incorporated audio into the generation system from the beginning, achieving native joint generation of video and audio. This means that users can not only generate visual content, but also get matching background music, sound effects and even dialogue simultaneously. In terms of input modes, Seedance supports flexible combination input of four modes. The first is text input. Users can specify video content, lens language, emotional tone and other detailed descriptions through text description. The second is picture input. Users can upload reference pictures to control the main appearance, composition style, tone, etc. of the video. The third is audio input. Users can upload audio files to specify the soundtrack style or sound effect requirements of the video. The fourth is video input, users can provide video clips as reference for generation or editing material. This multi-modal fusion design gives Seedance a clear advantage when dealing with complex creative needs. In terms of generation quality, Seedance is able to output 1080p resolution movie-level video content, supports smooth motion performance and high dynamic range display, and maintains stability and physical authenticity in both extremes of large-scale motion scenes and subtle expression changes. Version 2.0 further improves the picture quality and motion smoothness, and according to official data, the rendering speed increases by about 30%. One of Seedance’s technical highlights is its multi-camera storytelling capabilities. Traditional AI video generation tools can usually only generate a single shot, while Seedance 2.0 supports native generation of multi-shot narrative content from a single prompt word. This means that users can generate movie-level clips containing multiple lens switches at once, greatly improving creative efficiency and narrative coherence.
Seedance’s pricing strategy reflects ByteDance’s consistent Internet thinking and adopts a points-based payment model. New users who register can get a certain amount of free points for experience. At the paid level, Seedance offers multiple subscription tiers, starting at about $14.5, including a certain number of generated points. Users can also recharge points as needed. From the perspective of pricing structure, Seedance is mainly aimed at professional creators and small teams, providing flexible options for pay-as-you-go. This model is similar to Runway’s subscription system, but focuses more on lowering the threshold for use. For ordinary users, Seedance’s free points are enough to complete the basic experience; while for high-frequency users, the cost-effectiveness of paid subscriptions is competitive with similar products. Currently, Seedance's paid services are unifiedly operated by ByteDance, which provides online experience services through the web page and can be used without configuring an API. This product design reduces the difficulty for ordinary users to get started, but it also means that batch and enterprise-level applications may not be the current focus.
From the perspective of user experience, the feedback from Seedance is generally positive. The praise mainly focuses on three aspects. The first is the production quality. Users generally recognize its video clarity and motion smoothness, especially its stable performance in the performance of human expressions and complex scenes. The second is multi-modal support. Users appreciate the flexible combination input of text, pictures, and audio, and believe that this greatly enriches the creative possibilities. The third is the user experience. As a web-based product, Seedance does not require API configuration, the interface is simple and intuitive, and it is relatively easy to get started. Criticisms mainly focus on two aspects. The first is the generation time limit. The free version of Seedance has a limit on the video length each time it generates. Long video creation scenarios need to be generated multiple times and then spliced together. The second is content review. As a product of Bytedance, Seedance also faces compliance review requirements for generated content, and some creative expression may be restricted. In terms of usage scenarios, Seedance is mainly targeted at the following user groups: independent video creators for generating short video content, advertising and marketing teams for producing promotional materials, AI content researchers for experimental research purposes, and ordinary users for social media content creation. Compared with professional film and television production, Seedance is more suitable for the rapid generation of short videos and information flow content.
From an industry perspective, the launch of Seedance has intensified competition in the field of AI video generation. Professional media evaluated Seedance 2.0 as "one of the most advanced multi-modal audio and video generation models in the industry" and particularly recognized its technological innovations in native audio generation and multi-lens storytelling. In terms of technical evaluation, Seedance is connected to the SeedVideoBench-2.0 multi-dimensional evaluation system, showing its competitiveness in multiple dimensions such as instruction compliance, motion quality, picture beauty, and audio performance. Compared with Sora 2, Veo 3.1 and other contemporaneous products, Seedance leads in some indicators and is overall in the first echelon. From the perspective of competitive landscape, the AI video generation track has formed obvious technical stratification. The first echelon includes OpenAI’s Sora, Google’s Veo, and ByteDance’s Seedance. The second echelon includes vertical players such as Runway, Pika, and Luma. In contrast, Seedance’s advantage lies in Bytedance’s computing power and data support, as well as potential synergy with TikTok’s content ecosystem. Industry observers generally believe that the addition of Seedance has brought AI video generation from technical competition to the stage of product competition. The technological gap between the three major manufacturers is narrowing, and subsequent competition will focus more on dimensions such as product experience, content ecology, and pricing strategies.
As an AI product owned by ByteDance, Seedance also faces content compliance requirements. AI-generated content must comply with the platform's usage specifications and must not generate illegal content. This is consistent with other mainstream AI video tools, but there may be differences in specific implementation scales. From a data security perspective, Seedance is a product of ByteDance, and user-generated video content may be subject to the platform’s storage and usage policies. For enterprise users with data privacy requirements, this requires confirming the relevant terms before use. The risk at the technical level mainly lies in the abuse of AI videos, including Deepfake infringement, dissemination of false information, etc. Seedance also faces this common challenge in the industry and needs to find a balance between technical protection and usage regulations.
Seedance is suitable for the following user groups: independent creators and self-media users. It is suitable for individuals and small team users who need to quickly generate AI video content. It is especially easier for users who are familiar with TikTok and Douyin content styles to get started. A professional marketing team is used to produce product promotion videos, advertising materials, etc., with a price advantage over competing products such as Sora and Veo. Enterprise-level users who need AI video capabilities but do not want to configure the API in depth can first go through the web experience evaluation. Seedance is not suitable for the following scenarios: Enterprises that have strict data privacy requirements for generated content may not be suitable for handling sensitive information. For professional film and television-level video production, there is still a gap between the current product capabilities and the top film and television industry standards. The creation of long video plots has a limit on the duration of a single generation and requires multiple splicing processes. As for alternatives, if you have higher requirements for video quality, you can consider Sora or Veo. If you are looking for cost-effectiveness, Runway is a mature and established choice. If local deployment is required, open source solutions such as Stable Video are alternatives.
Seedance is ByteDance's flagship product in the field of AI video generation. It adopts a multi-modal audio and video joint generation architecture, supports four modal inputs, and can generate 1080p movie-level video and output audio simultaneously. It is in the same technical echelon as competing products such as Sora and Veo, and has technical highlights in native audio generation and multi-lens storytelling. As a content ecological product of ByteDance, Seedance has natural synergy advantages with content platforms such as Douyin and TikTok. For Chinese users, Seedance provides AI video generation options that do not require scientific Internet access. It also supports Chinese interaction and has a low threshold for getting started. Looking to the future, with the continuous iteration of Seedance and the improvement of the content ecosystem, the product is expected to occupy an important position in the AI video generation market. Especially in fields such as short videos and content creation, the synergy potential between Seedance and Byte products is worth looking forward to.

User Reviews

5tgoxj3u

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多镜头一致性是真的强，一段提示词直接出分镜级的短片，不用一个个渲染再拼，效率救星。

SMyersIII7

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在Artificial Analysis榜单上文生视频图生视频都霸榜第一，Elo一个1269一个1351，把Veo3和Runway Gen-4.5都压下去了。但榜单归榜单，公网版还是卡在1080p，真正能出4K和30秒的2.5是企业内测，普通人摸不着，这落差有点难受。

Austin_896

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运镜控制这块确实电影感，推轨、手持、无人机拉升这些词写进提示词都能听懂。

EvelynLewis0076

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免费额度用完就带水印，血亏。

Anthony_Cox168

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2.0 的多模态输入真的是降维打击，最多能塞9张图3段视频3条音轨，还能在提示词里 @Image1 当主角、@Video1 用它的运镜、@Audio1 对口型。以前是写完描述然后祈祷，现在是真的在当导演，Sora 2 只收文字加一张图，差着代差呢。

trueNickGonzalez_dev

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40秒就能出一段5秒1080p，速度这块没得黑，做社交短视频体验丝滑。

Phillip.Gutierrez17

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多人对话场景还是拉胯，嘴型对不上，动作也僵，一到复杂人物互动就露馅。

MOrtiz007

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点数不用会过期这点最恶心，本来就是按次计费，生成失败大部分路线还照样扣费，属实是双重伤害。对比可灵那个 19.9 刀一次性 1480 点永不过期，Seedance 这订阅制加过期机制对轻度用户太不友好了。

MetaverseMik_e443

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定位很清楚，就是个工具派，均衡可控但缺惊喜。可灵表现力猛容易用力过猛，Vidu 写实但节奏慢，Seedance 夹在中间，胜在提示词跟随稳、出片快，商业化短平快内容它最合适。

AshleyAdamsSr

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像素风试了不下十次，基本都翻车，这风格它是真不行。

Sofia880

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电商产品视频用它，参与率翻倍，转化提了三成多，这投产比香。

TerryWhite

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长镜头里人物偶尔还是会闪崩，风格之间的转场有时候也不太自然，老毛病没根治。

0vkg2

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深度绑在豆包和即梦生态里，全球 API 感觉挺封闭的，即梦还得抖音账号登录，海外用起来比 Runway 那种网页 API 麻烦多了。

Ethan_Stephens369

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中英文提示词都能懂，古风市井那种描述落地也准，对亚洲创作者是真友好。之前用海外那几个模型写中文提示词经常理解偏，Seedance 直接省了翻译成英文再来回调参数的功夫，双语这块字节是真的下了功夫，本土创作者用着顺手多了。

Evelyn.Green

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特写脸部细节还是会飘，同一个角色多镜头有时候脸就不一样了，近景慎用。

ClaireWelch

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生成后没法改单帧，想调某个元素只能重抽，这点比 Pika 的动态笔刷差远了。

Isabella.Evans_Pro

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均衡是均衡，就是有点平庸，惊艳感不足。

Abigail.BaileyQ

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开门这个动作处理总是奇奇怪怪的，反复尝试效果也不行

MMartin_2021

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导演级控制可以直接指定镜头运动和光照，创作空间很大

xFinnJones_88

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好日子来了！普通人的AI视频时代

LeonardoVan wegen

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说改变视频行业毫不为过，影视飓风Tim认证

oxalvddc5

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对做短视频的自媒体人来说，Seedance 2.0简直是效率神器！注册送积分免费体验，画质拉到2K还支持原生音视频同步，口型同步也稳。

Daniel715

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跑了几个测试下来，感觉字节这次是真的用心了。虽然生成速度比Runway慢，但画质和一致性确实更好，角色一致性这块提升很明显，十几秒的打斗镜头都没崩坏。

greenladybug748

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注册送积分的活动还挺实在的，可以先用免费额度试试效果

ThomasGomez_2020

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影视飓风Tim说Seedance是改变视频行业的AI，我开始以为是营销话术，用完发现确实有点东西。多镜头叙事和音视频原生同步这两个功能，对创作者来说真的很实用。

Tyler_HughesQ23

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新模型刚出，生态还不成熟，企业用户可能需要再等等

MBailey168

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15秒时长对于长文本内容有点尴尬，会用非常不自然的高语速读出来

HMorgan_20211

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第三方API每秒钟0.05-0.15美元，成本还是有点高

JColeman_2020

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说白了现在的AI视频还是抽卡逻辑，但Seedance的中奖率确实比别的工具高一些

DorisChavez_2022

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唇语同步支持8种语言，这波国际化做得很到位

Seedance

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