[{"data":1,"prerenderedAt":530},["ShallowReactive",2],{"model-/zh/models/seedance-2-0-text-to-video":3},{"id":4,"title":5,"body":6,"description":505,"extension":506,"meta":507,"navigation":195,"path":526,"seo":527,"stem":528,"__hash__":529},"content/zh/models/seedance-2-0-text-to-video.md","Seedance 2.0 文生视频 — 从文本提示词生成 AI 视频",{"type":7,"value":8,"toc":490},"minimark",[9,13,17,37,40,72,75,79,82,85,141,144,149,155,158,164,168,352,356,362,422,430,433,459,462,486],[10,11,12],"h2",{"id":12},"什么是文生视频",[14,15,16],"p",{},"Seedance 2.0 的文生视频功能可将自然语言描述转化为高质量的电影级视频内容。只需描述你想要的场景、运动和风格，模型即可生成匹配的视频。",[14,18,19,23,24,28,29,36],{},[20,21,22],"strong",{},"Model ID："," ",[25,26,27],"code",{},"seedance-2.0-text-to-video","（如需更快速度和更低成本，可改用 ",[30,31,33],"a",{"href":32},"/docs/fast-models",[25,34,35],{},"seedance-2.0-fast-text-to-video","）",[10,38,39],{"id":39},"工作原理",[41,42,43,50,56,66],"ol",{},[44,45,46,49],"li",{},[20,47,48],{},"编写提示词"," — 描述你期望的视频场景",[44,51,52,55],{},[20,53,54],{},"发送 API 请求"," — 传入 model、prompt、quality、duration 等参数",[44,57,58,61,62,65],{},[20,59,60],{},"获取任务 ID"," — 异步轮询完成状态（或配置 ",[25,63,64],{},"callback_url"," webhook）",[44,67,68,71],{},[20,69,70],{},"下载视频"," — 生成完成后获取视频 URL（24 小时有效）",[10,73,74],{"id":74},"提示词工程技巧",[76,77,78],"h3",{"id":78},"描述要具体",[14,80,81],{},"不要只说\"一只狗在跑\"，而应该写\"一只金毛猎犬在洒满阳光的草地上奔跑，慢动作，浅景深，电影感\"。",[76,83,84],{"id":84},"使用风格关键词",[86,87,88,107,124],"ul",{},[44,89,90,93,94,97,98,97,101,97,104],{},[20,91,92],{},"镜头","：",[25,95,96],{},"aerial shot","、",[25,99,100],{},"close-up",[25,102,103],{},"tracking shot",[25,105,106],{},"dolly zoom",[44,108,109,93,112,97,115,97,118,97,121],{},[20,110,111],{},"光线",[25,113,114],{},"golden hour",[25,116,117],{},"studio lighting",[25,119,120],{},"neon",[25,122,123],{},"dramatic shadows",[44,125,126,93,129,97,132,97,135,97,138],{},[20,127,128],{},"风格",[25,130,131],{},"cinematic",[25,133,134],{},"slow motion",[25,136,137],{},"timelapse",[25,139,140],{},"documentary",[76,142,143],{"id":143},"组织提示词结构",[14,145,146],{},[25,147,148],{},"[主体] + [动作] + [场景] + [风格/氛围]",[14,150,151,152],{},"示例：",[25,153,154],{},"A woman in a red dress walking through a rain-soaked Tokyo street at night, neon reflections on wet pavement, cinematic wide shot",[76,156,157],{"id":157},"对白放在双引号中",[14,159,160,161],{},"把台词用英文双引号包起来，模型会自动识别为对白并优化语音生成：\n",[25,162,163],{},"She turned and said: \"You finally understood.\"",[10,165,167],{"id":166},"api-参考","API 参考",[169,170,175],"pre",{"className":171,"code":172,"language":173,"meta":174,"style":174},"language-python shiki shiki-themes github-dark","import requests\n\nresponse = requests.post(\n    \"https://api.evolink.ai/v1/videos/generations\",\n    headers={\"Authorization\": \"Bearer YOUR_API_KEY\"},\n    json={\n        \"model\": \"seedance-2.0-text-to-video\",\n        \"prompt\": \"Your scene description here\",\n        \"quality\": \"720p\",       # 480p 或 720p\n        \"duration\": 5,           # 4-15 秒整数\n        \"aspect_ratio\": \"16:9\",\n        \"generate_audio\": True\n    }\n)\n","python","",[25,176,177,190,197,209,219,243,254,267,280,298,316,329,340,346],{"__ignoreMap":174},[178,179,182,186],"span",{"class":180,"line":181},"line",1,[178,183,185],{"class":184},"snl16","import",[178,187,189],{"class":188},"s95oV"," requests\n",[178,191,193],{"class":180,"line":192},2,[178,194,196],{"emptyLinePlaceholder":195},true,"\n",[178,198,200,203,206],{"class":180,"line":199},3,[178,201,202],{"class":188},"response ",[178,204,205],{"class":184},"=",[178,207,208],{"class":188}," requests.post(\n",[178,210,212,216],{"class":180,"line":211},4,[178,213,215],{"class":214},"sU2Wk","    \"https://api.evolink.ai/v1/videos/generations\"",[178,217,218],{"class":188},",\n",[178,220,222,226,228,231,234,237,240],{"class":180,"line":221},5,[178,223,225],{"class":224},"s9osk","    headers",[178,227,205],{"class":184},[178,229,230],{"class":188},"{",[178,232,233],{"class":214},"\"Authorization\"",[178,235,236],{"class":188},": ",[178,238,239],{"class":214},"\"Bearer YOUR_API_KEY\"",[178,241,242],{"class":188},"},\n",[178,244,246,249,251],{"class":180,"line":245},6,[178,247,248],{"class":224},"    json",[178,250,205],{"class":184},[178,252,253],{"class":188},"{\n",[178,255,257,260,262,265],{"class":180,"line":256},7,[178,258,259],{"class":214},"        \"model\"",[178,261,236],{"class":188},[178,263,264],{"class":214},"\"seedance-2.0-text-to-video\"",[178,266,218],{"class":188},[178,268,270,273,275,278],{"class":180,"line":269},8,[178,271,272],{"class":214},"        \"prompt\"",[178,274,236],{"class":188},[178,276,277],{"class":214},"\"Your scene description here\"",[178,279,218],{"class":188},[178,281,283,286,288,291,294],{"class":180,"line":282},9,[178,284,285],{"class":214},"        \"quality\"",[178,287,236],{"class":188},[178,289,290],{"class":214},"\"720p\"",[178,292,293],{"class":188},",       ",[178,295,297],{"class":296},"sAwPA","# 480p 或 720p\n",[178,299,301,304,306,310,313],{"class":180,"line":300},10,[178,302,303],{"class":214},"        \"duration\"",[178,305,236],{"class":188},[178,307,309],{"class":308},"sDLfK","5",[178,311,312],{"class":188},",           ",[178,314,315],{"class":296},"# 4-15 秒整数\n",[178,317,319,322,324,327],{"class":180,"line":318},11,[178,320,321],{"class":214},"        \"aspect_ratio\"",[178,323,236],{"class":188},[178,325,326],{"class":214},"\"16:9\"",[178,328,218],{"class":188},[178,330,332,335,337],{"class":180,"line":331},12,[178,333,334],{"class":214},"        \"generate_audio\"",[178,336,236],{"class":188},[178,338,339],{"class":308},"True\n",[178,341,343],{"class":180,"line":342},13,[178,344,345],{"class":188},"    }\n",[178,347,349],{"class":180,"line":348},14,[178,350,351],{"class":188},")\n",[76,353,355],{"id":354},"联网搜索可选","联网搜索（可选）",[14,357,358,361],{},[25,359,360],{},"model_params.web_search"," 是 text-to-video 系列独有的参数。开启后模型会自主决定是否联网检索最新内容，仅在实际触发时计费：",[169,363,365],{"className":171,"code":364,"language":173,"meta":174,"style":174},"json={\n    \"model\": \"seedance-2.0-text-to-video\",\n    \"prompt\": \"2026 年最新款电动跑车广告\",\n    \"model_params\": {\"web_search\": True}\n}\n",[25,366,367,376,387,399,418],{"__ignoreMap":174},[178,368,369,372,374],{"class":180,"line":181},[178,370,371],{"class":188},"json",[178,373,205],{"class":184},[178,375,253],{"class":188},[178,377,378,381,383,385],{"class":180,"line":192},[178,379,380],{"class":214},"    \"model\"",[178,382,236],{"class":188},[178,384,264],{"class":214},[178,386,218],{"class":188},[178,388,389,392,394,397],{"class":180,"line":199},[178,390,391],{"class":214},"    \"prompt\"",[178,393,236],{"class":188},[178,395,396],{"class":214},"\"2026 年最新款电动跑车广告\"",[178,398,218],{"class":188},[178,400,401,404,407,410,412,415],{"class":180,"line":211},[178,402,403],{"class":214},"    \"model_params\"",[178,405,406],{"class":188},": {",[178,408,409],{"class":214},"\"web_search\"",[178,411,236],{"class":188},[178,413,414],{"class":308},"True",[178,416,417],{"class":188},"}\n",[178,419,420],{"class":180,"line":221},[178,421,417],{"class":188},[14,423,424,425,429],{},"完整参数和选项请参阅 ",[30,426,428],{"href":427},"/docs/text-to-video","文生视频 API 文档","。",[10,431,432],{"id":432},"应用场景",[86,434,435,441,447,453],{},[44,436,437,440],{},[20,438,439],{},"电商","：根据描述生成产品展示视频",[44,442,443,446],{},[20,444,445],{},"营销","：大规模创建广告素材和社交媒体内容",[44,448,449,452],{},[20,450,451],{},"娱乐","：快速原型化场景和分镜",[44,454,455,458],{},[20,456,457],{},"教育","：用定制视频内容图解抽象概念",[10,460,461],{"id":461},"相关链接",[86,463,464,470,476,481],{},[44,465,466],{},[30,467,469],{"href":468},"/models/seedance-2-0","Seedance 2.0 概述",[44,471,472],{},[30,473,475],{"href":474},"/models/seedance-2-0-image-to-video","图片生成视频",[44,477,478],{},[30,479,480],{"href":427},"文生视频 API 完整参考",[44,482,483],{},[30,484,485],{"href":32},"Fast 系列",[487,488,489],"style",{},"html pre.shiki code .snl16, html code.shiki .snl16{--shiki-default:#F97583}html pre.shiki code .s95oV, html code.shiki .s95oV{--shiki-default:#E1E4E8}html pre.shiki code .sU2Wk, html code.shiki .sU2Wk{--shiki-default:#9ECBFF}html pre.shiki code .s9osk, html code.shiki .s9osk{--shiki-default:#FFAB70}html pre.shiki code .sAwPA, html code.shiki .sAwPA{--shiki-default:#6A737D}html pre.shiki code .sDLfK, html code.shiki .sDLfK{--shiki-default:#79B8FF}html .default .shiki span {color: var(--shiki-default);background: var(--shiki-default-bg);font-style: var(--shiki-default-font-style);font-weight: var(--shiki-default-font-weight);text-decoration: var(--shiki-default-text-decoration);}html .shiki span {color: var(--shiki-default);background: var(--shiki-default-bg);font-style: var(--shiki-default-font-style);font-weight: var(--shiki-default-font-weight);text-decoration: var(--shiki-default-text-decoration);}",{"title":174,"searchDepth":192,"depth":192,"links":491},[492,493,494,500,503,504],{"id":12,"depth":192,"text":12},{"id":39,"depth":192,"text":39},{"id":74,"depth":192,"text":74,"children":495},[496,497,498,499],{"id":78,"depth":199,"text":78},{"id":84,"depth":199,"text":84},{"id":143,"depth":199,"text":143},{"id":157,"depth":199,"text":157},{"id":166,"depth":192,"text":167,"children":501},[502],{"id":354,"depth":199,"text":355},{"id":432,"depth":192,"text":432},{"id":461,"depth":192,"text":461},"通过 seedance-2.0-text-to-video 从自然语言描述生成电影级视频。支持 480p/720p、4-15 秒、可选联网增强时效性。","md",{"modelName":508,"tags":509,"metrics":513},"Seedance 2.0 Text-to-Video",[510,511,512],"Text-to-Video","Seedance 2.0","Cinematic",[514,517,520,523],{"value":515,"label":516},"720p","最高分辨率",{"value":518,"label":519},"500","最大中文字符数",{"value":521,"label":522},"15s","最长时长",{"value":524,"label":525},"30-60s","生成时间","/zh/models/seedance-2-0-text-to-video",{"title":5,"description":505},"zh/models/seedance-2-0-text-to-video","d_Afw3CUUNXKoE-X908pJZqB0u0y0eMB4BtyNBFnULA",1776086320038]