A young woman prepares breakfast inside a quiet modern apartment early in the morning. She casually opens the curtains and freezes: an enormous silent spacecraft is hovering between the nearby skyscrapers. Her coffee cup slowly lowers from her hand as sunlight reflects from the ship across the room. The camera begins with an intimate domestic shot, follows her toward the window, then pulls behind her shoulder into a massive exterior reveal. Grounded science fiction, realistic scale, quiet awe, cinematic morning light.
Seedance 2.5 API
ByteDance’s flagship video model: up to 30 s in one pass, native synchronized audio, first/last-frame control.
低至$0.086/ 秒$0.096省 10%
模型 IDseedance-2.5
输入
文本 · 图片
输出
视频
供应商
9 家供应商
Duration (s)
4 – 30
Resolution
480p · 720p · 1080p
Aspect ratio
16:9 · 9:16 · 1:1 · 4:3 · 3:4 · 21:9
近 7 天表现 · 近期请求较少,暂无统计数据。
Seedance 2.5 价格
价格按单位计费;未指定供应商时,会路由到支持该参数组合且价格最低的供应商。
| 规格 | 480p | 720p | 1080p |
|---|---|---|---|
| 全部规格 | $0.124 / 秒 13 积分 | $0.266 / 秒 27 积分 | $0.665 / 秒 67 积分 |
接入前先试用 Seedance 2.5
写代码之前,先测试生成效果、对比各供应商价格并预估费用。
输入
结果
空闲本次请求的各供应商报价
输入提示词即可对比各供应商价格。
Seedance 2.5 提示词示例
可直接使用的提示词,一键载入 Playground 再调整。
共 148 条提示词
Rainy night, neon-lit city street. A young man in a dark jacket, clearly visible in the center of the frame from the first second, walks toward the camera holding an old leather suitcase, rain dripping from his hair. He stops, looks behind him, and slowly lifts the lid; warm golden light spills out and lights up his surprised face. Slow push-in, cinematic 35mm film look, realistic reflections on wet asphalt, natural acting.
A stylish young woman in a red coat walks through an underground parking garage and unlocks a sleek black car. She opens the driver door, then freezes when she sees a leather briefcase already sitting on the passenger seat. A phone inside the briefcase begins ringing. She slowly looks around the empty garage without entering the car. The camera follows behind her, moves into a close-up of the briefcase, then gently circles toward her face. Modern crime thriller, cold industrial light, polished reflections, slow controlled suspense.
A professional surfer paddles into a colossal turquoise wave at a remote ocean reef. He pops up and races down the face as the wave curls into a massive glassy barrel above him. The camera starts with a dramatic drone shot from above, then drops to water level inside the barrel following behind him, as spray explodes around. He bursts out of the barrel just before it collapses and raises his fist in triumph. Epic sports documentary, thunderous surf, golden afternoon sun, crystal-clear water.
A massive black dragon bursts out of storm clouds above a medieval stone castle at night. Archers on the walls fire flaming arrows as the dragon unleashes a torrent of fire across the battlements. A lone knight in silver armor steps forward, raises her shield and shouts: "Hold the wall! Do not run!" The camera sweeps from a wide aerial view of the castle into a low close-up of the knight as flames roar past her shield. Epic fantasy war film, lightning, embers, dramatic orchestral score.
Editorial still life for a luxury perfume brand, no people or hands in frame. A single heavy-based glass bottle with a faceted amber-tinted body and a brushed brass cap, standing on a slab of honed travertine against a warm sand-toned plaster wall. Beside it, a low-profile companion object for scale — a folded cream linen card embossed with the brand mark and a single dried sprig of eucalyptus resting on the stone. A slow drip of liquid catches the light on the bottle's shoulder. Hard, directional late-afternoon sunlight from the right rakes across the scene, casting a long, sharp bottle shadow and a bright caustic refraction on the wall behind it; a soft secondary bounce lifts the shadow side. Palette of amber, ivory, warm grey, and dull gold. Eye-level camera, slight three-quarter angle to the bottle, generous negative space above and to the left for type, medium-format look, 90mm lens, shallow but controlled depth of field, subtle film grain. Quiet, architectural, restrained, tactile, with the light doing the storytelling
Seedance 2.5 API 文档
该模型的接口、请求字段与可直接运行的调用示例。
Base URL
https://01router.com/api/v1快速开始
将 API_KEY 设为项目密钥,在服务端运行示例。示例中的媒体地址需替换为您自己的公开地址。
自动路由会选择支持当前请求的供应商。选择指定供应商,可查看它的参数约束和调用示例。
curl https://01router.com/api/v1/generations \
-H "Authorization: Bearer $API_KEY" \
-H "Content-Type: application/json" \
--data-binary @- <<'JSON'
{
"model": "seedance-2.5",
"input": {
"prompt": "A cinematic shot of a red fox running through snow",
"duration": 5,
"resolution": "720p",
"aspect_ratio": "16:9",
"generate_audio": true
}
}
JSON
# Replace GENERATION_ID with the id returned above; poll until status is "succeeded" or "failed"
curl https://01router.com/api/v1/generations/GENERATION_ID -H "Authorization: Bearer $API_KEY"接口列表
这里只列出当前模型相关的接口,路径已包含 /api/v1。点击接口可跳转到使用说明。
鉴权
以 Bearer Token 方式发送 API Key,费用从 Key 所属账户的积分中扣除。
Authorization: Bearer YOUR_API_KEY
Content-Type: application/json输入参数
使用 Content-Type: application/json 发送请求。模型参数放在 input 中,model、provider、callback_url 放在最外层。
请求体
| 参数名 | 类型 | 必填 | 说明 |
|---|---|---|---|
| model | string | 是 | "seedance-2.5" |
| provider | string | 否 | 指定供应商;不传则自动路由到最便宜的。可选: fal | 01router | replicate | wavespeed | kie | apimart | evolink | atlascloud | vercel |
| input | object | 是 | 模型参数,字段见下方 input 字段表。 |
| callback_url | string | 否 | 可选的公开 HTTPS 回调地址,接收带签名的任务最终结果;仍可通过查询接口获取状态。 |
input · input 字段
必填字段已明确标记,其他字段省略时使用所列默认值。
| 参数名 | 类型 | 必填 | 可选值 | 默认值 |
|---|---|---|---|---|
| prompt* | string | 是 | — | — |
| image_url Optional start image (image-to-video) | string | 否 | — | — |
| end_image_url | string | 否 | — | — |
| duration | integer | 否 | min: 4 · max: 30 | 5 |
| resolution | string | 否 | 480p | 720p | 1080p | 720p |
| aspect_ratio | string | 否 | 16:9 | 9:16 | 1:1 | 4:3 | 3:4 | 21:9 | 16:9 |
| generate_audio | boolean | 否 | — | true |
输出结果
创建任务成功不代表生成完成。保存 id,查询到 succeeded 或 failed 后,读取 outputs 或 error。示例金额仅作说明,实际费用由请求决定。
提交后的响应
{
"id": "gen_example",
"object": "generation",
"model": "seedance-2.5",
"type": "video",
"provider": "fal",
"status": "processing",
"input": {
"prompt": "A cinematic shot of a red fox running through snow",
"duration": 5,
"resolution": "720p",
"aspect_ratio": "16:9",
"generate_audio": true
},
"outputs": [],
"error": null,
"credits": 0,
"price_usd": 0,
"created_at": "2026-10-25T08:00:00.000Z",
"completed_at": null
}完成后的响应
{
"id": "gen_example",
"object": "generation",
"model": "seedance-2.5",
"type": "video",
"provider": "fal",
"status": "succeeded",
"input": {
"prompt": "A cinematic shot of a red fox running through snow",
"duration": 5,
"resolution": "720p",
"aspect_ratio": "16:9",
"generate_audio": true
},
"outputs": [
"https://example.com/output.mp4"
],
"error": null,
"credits": 0,
"price_usd": 0,
"created_at": "2026-10-25T08:00:00.000Z",
"completed_at": "2026-10-25T08:01:00.000Z"
}响应字段
| 参数名 | 类型 | 必填 | 说明 |
|---|---|---|---|
| id | string | 是 | 任务 ID,用于查询或取消任务。 |
| object | string | 是 | generation |
| model | string | 是 | seedance-2.5 |
| type | string | 是 | video |
| provider | string | 是 | 供应商 |
| status | string | 是 | queued → processing → succeeded / failed。进入任一终态后停止轮询。 |
| input | object | 是 | 模型参数,字段见下方 input 字段表。 |
| outputs | string[] | 是 | 结果文件 URL 数组。处理中为空;成功后读取并及时下载保存。 |
| error | string | null | 是 | 失败原因;无错误时为 null。 |
| credits | number | 是 | 本次请求扣除的积分。 |
| price_usd | number | 是 | 本次请求的美元价格。 |
| created_at | string | 是 | ISO 8601 格式的任务创建时间。 |
| completed_at | string | null | 是 | ISO 8601 格式的完成时间;未完成时为 null。 |
获取结果
每隔几秒轮询,直到 status 为 succeeded 或 failed。输出链接由供应商托管,可能过期,请及时下载保存;也可以传 callback_url 接收推送。
curl "https://01router.com/api/v1/generations/GENERATION_ID" \
-H "Authorization: Bearer $API_KEY"queued → processing → succeeded / failed。进入任一终态后停止轮询。 结果文件 URL 数组。处理中为空;成功后读取并及时下载保存。
取消任务
取消取决于供应商支持情况和任务状态。确认取消后返回 status: failed、error: Canceled by user;不支持取消或已完成的任务返回 409 not_cancelable。
curl -X POST "https://01router.com/api/v1/generations/GENERATION_ID/cancel" \
-H "Authorization: Bearer $API_KEY"报价
请求体与创建任务相同。返回按价格排序的可用供应商,以及无法处理该请求的供应商及原因。
curl "https://01router.com/api/v1/quote" -H "Content-Type: application/json" --data-binary @- <<'JSON'
{
"model": "seedance-2.5",
"input": {
"prompt": "A cinematic shot of a red fox running through snow",
"duration": 5,
"resolution": "720p",
"aspect_ratio": "16:9",
"generate_audio": true
}
}
JSON模型信息与参数
此公开接口返回模型参数,以及各供应商支持的参数约束和价格。
curl "https://01router.com/api/v1/models/seedance-2.5"错误码
结合 HTTP 状态码和 error.message 排查。参数或认证错误需修正后再重试;生成任务失败则通过任务本身的 status 和 error 返回。
{
"error": {
"message": "Invalid or missing API key",
"code": "unauthorized"
}
}400请求体或参数取值不合法
401缺少或无效的 API Key
402积分不足
404模型或任务不存在
409任务无法取消(已结束,或该供应商不支持取消)
429请求过于频繁,请稍后重试
502所有供应商都拒绝了任务(积分已退回)
交给 AI 使用
将本模型文档交给编程助手:纯文本包含接口、输入约束、输出字段和请求示例。
Seedance 2.5 与同类模型对比
并排对比规格与起步价,选择前建议用同一提示词实测。
| Seedance 2.5 | Seedance 2.0 | Seedance 2.0 Mini | Grok Imagine Video 1.5 | |
|---|---|---|---|---|
| 厂商 | ByteDance | ByteDance | ByteDance | xAI |
| 起步价 | $0.086 / 秒 | $0.053 / 秒 | $0.016 / 秒 | $0.011 / 秒 |
| 输入 | 文本 · 图片 | 文本 · 图片 | 文本 · 图片 | 文本 · 图片 |
| 供应商 | 9 家供应商 | 9 家供应商 | 9 家供应商 | 10 家供应商 |
| Duration (s) | 4 – 30 | 4 – 15 | 4 – 15 | 1 – 15 |
| Resolution | 480p · 720p · 1080p | 480p · 720p · 1080p | 480p · 720p | 480p · 720p · 1080p |
| Aspect ratio | 16:9 · 9:16 · 1:1 · 4:3 · 3:4 · 21:9 | 16:9 · 9:16 · 1:1 · 4:3 · 3:4 · 21:9 | 16:9 · 9:16 · 1:1 · 4:3 · 3:4 · 21:9 | 16:9 · 4:3 · 3:2 · 1:1 · 2:3 · 3:4 · 9:16 |
Seedance 2.5 API 常见问题
Seedance 2.5 有什么新能力?
字节跳动的 Seedance 2.5 能生成更长的镜头(4 到 30 秒),支持更丰富的多模态参考,角色和商品一致性更好,并自带同步音频。
在 01router 上支持哪些输入?
文字提示词,加上可选的首帧图片(image_url)和尾帧图片(end_image_url),用来控制镜头的开头和结尾。
支持哪些时长、分辨率和比例?
4 到 30 秒,480p、720p 或 1080p,比例有 16:9、9:16、1:1、4:3、3:4、21:9。
音频要额外收费吗?
不收费。generate_audio 默认开启且不加价,需要无声视频时关闭即可。
在 01router 上怎么计费?
按输出秒数和分辨率计费,10 秒视频的费用是 5 秒的两倍。调试提示词用 480p,成片用 1080p。生成失败会退还积分。
相关模型
同一个 API Key 即可调用的其他模型。
Seedance 2.0
Multi-shot Seedance generation with synchronized audio and first/last-frame control, 4–15 s.
Seedance 2.0 Mini
Faster, lower-cost Seedance 2.0 for drafts and high-volume generation (480p/720p).
Grok Imagine Video 1.5
Grok Imagine Video 1.5: 1–15 second videos with synchronized audio, at 480p, 720p or 1080p. Image-to-video follows the source image aspect ratio.
Grok Imagine Video 1.5 Lite
Grok Imagine Video 1.5 Lite: 1–15 second videos with synchronized audio, at 480p, 720p or 1080p. Image-to-video follows the source image aspect ratio.
MiniMax H3 Max
MiniMax H3 post-trained by fal for speed: 5–15 s clips with first/last frame, ranked #1 on video arenas.
MiniMax H3
MiniMax Hailuo H3 with native 768p and 2K output, 4–15 s, first/last frame.