xAI视频

Grok Imagine Video 1.5 参考素材生成视频 API

Name: Grok Imagine Video 1.5 API
Brand: xAI
SKU: xai/grok-imagine-video
Availability: InStock

由 xAI 提供参考素材生成视频与 Grok Imagine Video 1.5。xAI 视频模型——原生音频，最高 1080p 和 15 秒。

xai/grok-imagine-video/reference-to-video

起价最高 −52%

$0.068/s$0.14

视频按秒计费 · 720p

使用 Max：起价 $0.059/s →运行正常100% 正常运行时间（30 天）

用 Grok Imagine Video 1.5 创作获取 API 密钥

API 文档 →对比模型 →

试用 Grok Imagine Video 1.5 参考素材生成视频

提示词*

输入 @ 即可引用参考素材图像0/5000

参考图像*

最多使用 7 张图像指定角色、产品、风格或场景。在提示词中使用 @Image1、@Image2…来引用。

宽高比

输出画面比例。

分辨率

输出分辨率。分辨率越高，每秒价格越高。

时长

生成视频片段时长（1–15 秒）。按秒计费。

预计费用…

使用 Google 或电子邮箱免费创建账户，只为你生成的内容付费。

你的视频会显示在这里

输入提示词，选择设置，然后点击“运行”。仅成功生成的结果会收费。

还可查看：Grok Imagine Video 1.5 文生视频

查看 Grok Imagine Video 1.5 示例和提示词

Grok Imagine Video 1.5 参考素材生成视频 API

POST/api/v1/run/xai/grok-imagine-video/reference-to-video

提交异步任务并返回 202 和生成任务 ID。请轮询 GET /api/v1/generations/{id} 或传入 webhook_url。参见任务生命周期。

输入参数

名称	类型	说明	影响价格
`prompt`必填	string	描述镜头，包括主体、动作、镜头运动、光线和风格。	否
`reference_image_urls`必填	string[] (URLs)	最多使用 7 张图像指定角色、产品、风格或场景。在提示词中使用 @Image1、@Image2…来引用。最多数量：7	否
`aspect_ratio`	string (enum)	输出画面比例。可选值：16:9 · 9:16 · 1:1 · 4:3 · 3:4 · 3:2 · 2:3 默认值：16:9	是
`resolution`	string (enum)	输出分辨率。分辨率越高，每秒价格越高。可选值：480p · 720p · 1080p 默认值：720p	是
`duration`	integer	生成视频片段时长（1–15 秒）。按秒计费。范围：1–15s 默认值：8	是
`webhook_url`	string (URL)	可选。生成完成后，我们会在此地址 POST 结果，并使用你的 Webhook 密钥进行签名。Webhooks	否

请求

const API = "https://cheapergen.com/api/v1";
const headers = {
  Authorization: `Bearer ${process.env.CHEAPERGEN_API_KEY}`,
  "Content-Type": "application/json",
};

// 1. Submit the job
let job = await fetch(`${API}/run/xai/grok-imagine-video/reference-to-video`, {
  method: "POST",
  headers,
  body: JSON.stringify({
    "prompt": "@Image1 骑着自行车穿过向日葵田，头发随风飘动，欢快地吹着口哨",
    "reference_image_urls": [
      "https://cdn.cheapergen.com/samples/reference-1.jpg"
    ],
    "aspect_ratio": "16:9",
    "resolution": "720p",
    "duration": 8
  }),
}).then((r) => r.json());

// 2. Poll until it finishes (or pass webhook_url and skip polling)
while (job.status === "queued" || job.status === "running") {
  await new Promise((r) => setTimeout(r, 3000));
  job = await fetch(`${API}/generations/${job.id}`, { headers }).then((r) => r.json());
}

console.log(job.status === "succeeded" ? job.output.video.url : job.error);

import os, time, requests

API = "https://cheapergen.com/api/v1"
headers = {"Authorization": f"Bearer {os.environ['CHEAPERGEN_API_KEY']}"}

# 1. Submit the job
job = requests.post(f"{API}/run/xai/grok-imagine-video/reference-to-video", headers=headers, json={
    "prompt": "@Image1 骑着自行车穿过向日葵田，头发随风飘动，欢快地吹着口哨",
    "reference_image_urls": [
        "https://cdn.cheapergen.com/samples/reference-1.jpg"
    ],
    "aspect_ratio": "16:9",
    "resolution": "720p",
    "duration": 8
}).json()

# 2. Poll until it finishes (or pass "webhook_url" and skip polling)
while job["status"] in ("queued", "running"):
    time.sleep(3)
    job = requests.get(f"{API}/generations/{job['id']}", headers=headers).json()

print(job["status"], job["output"]["video"]["url"] if job["status"] == "succeeded" else job["error"])

curl -X POST https://cheapergen.com/api/v1/run/xai/grok-imagine-video/reference-to-video \
  -H "Authorization: Bearer $CHEAPERGEN_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
  "prompt": "@Image1 骑着自行车穿过向日葵田，头发随风飘动，欢快地吹着口哨",
  "reference_image_urls": [
    "https://cdn.cheapergen.com/samples/reference-1.jpg"
  ],
  "aspect_ratio": "16:9",
  "resolution": "720p",
  "duration": 8
}'

响应

{
  "id": "gen_8c2QmX1nq0k4",
  "object": "generation",
  "model": "xai/grok-imagine-video",
  "endpoint": "xai/grok-imagine-video/reference-to-video",
  "mode": "reference-to-video",
  "status": "queued",
  "input": {
    "prompt": "@Image1 骑着自行车穿过向日葵田，头发随风飘动，欢快地吹着口哨",
    "reference_image_urls": [
      "https://cdn.cheapergen.com/samples/reference-1.jpg"
    ],
    "aspect_ratio": "16:9",
    "resolution": "720p",
    "duration": 8
  },
  "output": null,
  "error": null,
  "cost": {
    "amount_usd": 0.2255,
    "currency": "usd",
    "estimated": true,
    "official_usd": null,
    "list_price_source": "official",
    "list_price_label": "Official",
    "saved_usd": null
  },
  "source": "api",
  "started_at": null,
  "completed_at": null,
  "urls": {
    "get": "https://cheapergen.com/api/v1/generations/gen_8c2QmX1nq0k4",
    "cancel": "https://cheapergen.com/api/v1/generations/gen_8c2QmX1nq0k4/cancel"
  },
  "created_at": "2026-10-15T09:21:04Z"
}

{
  "id": "gen_8c2QmX1nq0k4",
  "object": "generation",
  "model": "xai/grok-imagine-video",
  "endpoint": "xai/grok-imagine-video/reference-to-video",
  "mode": "reference-to-video",
  "status": "succeeded",
  "input": {
    "prompt": "@Image1 骑着自行车穿过向日葵田，头发随风飘动，欢快地吹着口哨",
    "reference_image_urls": [
      "https://cdn.cheapergen.com/samples/reference-1.jpg"
    ],
    "aspect_ratio": "16:9",
    "resolution": "720p",
    "duration": 8
  },
  "output": {
    "video": {
      "url": "https://cdn.cheapergen.com/outputs/gen_8c2Q.mp4",
      "content_type": "video/mp4",
      "duration": 5,
      "width": 1280,
      "height": 720
    }
  },
  "error": null,
  "cost": {
    "amount_usd": 0.2255,
    "currency": "usd",
    "estimated": false,
    "official_usd": 0.264,
    "list_price_source": "official",
    "list_price_label": "Official",
    "saved_usd": 0.0385
  },
  "source": "api",
  "created_at": "2026-10-15T09:21:04Z",
  "started_at": "2026-10-15T09:21:06Z",
  "completed_at": "2026-10-15T09:22:31Z"
}

Grok Imagine Video 1.5 定价

按视频按秒计费按量付费，无需订阅。生成失败会自动退款。

档位	官方价格	CheaperGen	可节省
480p 包含音频	~~$0.08~~/s	$0.0736/s	−8%
720p 包含音频	~~$0.14~~/s	$0.0675/s 订阅月度套餐后： Pro $0.0633Max $0.059	−52%
1080p 包含音频	~~$0.25~~/s	$0.23/s	−8%