CheaperGen

Grok Imagine Video 1.5 Lite API 文档

查看从代码中调用 Grok Imagine Video 1.5 Lite 所需的全部信息。基础 URL 为 https://cheapergen.com/api/v1。你可以先在 Playground 中试用。

正在使用编程智能体?

将这段内容粘贴到 Claude Code、Cursor、Codex 或任意编程智能体中。它会将 API 接入你的项目,把密钥保存在 CHEAPERGEN_API_KEY 中,并在开始任何付费操作前先用免费报价进行测试。

Add Grok Imagine Video 1.5 Lite (CheaperGen endpoint xai/grok-imagine-video-1.5-lite/text-to-video) to this project by following https://cheapergen.com/agents/integrate.md
智能体读取的内容

身份验证

在 控制面板 → API 密钥 创建密钥并以 Bearer 令牌的形式发送。请仅在服务器端保存密钥。

export CHEAPERGEN_API_KEY="cg_live_…"

# every request
Authorization: Bearer $CHEAPERGEN_API_KEY

Grok Imagine Video 1.5 Lite 文生视频 API

POST/api/v1/run/xai/grok-imagine-video-1.5-lite/text-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
aspect_ratiostring (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
resolutionstring (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
durationinteger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_urlstring (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-1.5-lite/text-to-video`, {
  method: "POST",
  headers,
  body: JSON.stringify({
    "prompt": "黄昏时分,一只纸船顺着雨水浸湿的街道漂流,霓虹倒影在水面上荡漾,伴着轻柔的雨声",
    "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);

响应

{
  "id": "gen_8c2QmX1nq0k4",
  "object": "generation",
  "model": "xai/grok-imagine-video-1.5-lite",
  "endpoint": "xai/grok-imagine-video-1.5-lite/text-to-video",
  "mode": "text-to-video",
  "status": "queued",
  "input": {
    "prompt": "黄昏时分,一只纸船顺着雨水浸湿的街道漂流,霓虹倒影在水面上荡漾,伴着轻柔的雨声",
    "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"
}

Grok Imagine Video 1.5 Lite 图生视频 API

POST/api/v1/run/xai/grok-imagine-video-1.5-lite/image-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
image_url必填string (URL)作为开场画面的图像,视频会保持其宽高比。支持 JPG/PNG/WebP,可使用 URL 或上传。否
resolutionstring (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
durationinteger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_urlstring (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-1.5-lite/image-to-video`, {
  method: "POST",
  headers,
  body: JSON.stringify({
    "prompt": "她转向镜头微笑,风吹动她的头发,背景是咖啡馆里轻柔的交谈声",
    "image_url": "https://cdn.cheapergen.com/samples/portrait.jpg",
    "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);

响应

{
  "id": "gen_8c2QmX1nq0k4",
  "object": "generation",
  "model": "xai/grok-imagine-video-1.5-lite",
  "endpoint": "xai/grok-imagine-video-1.5-lite/image-to-video",
  "mode": "image-to-video",
  "status": "queued",
  "input": {
    "prompt": "她转向镜头微笑,风吹动她的头发,背景是咖啡馆里轻柔的交谈声",
    "image_url": "https://cdn.cheapergen.com/samples/portrait.jpg",
    "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"
}

获取结果

生成任务以异步方式处理。请持续轮询,直到 status 状态为 succeeded、failed 或 canceled;也可以在提交时传入 webhook_url。生成失败会自动退款。

curl https://cheapergen.com/api/v1/generations/gen_8c2QmX1nq0k4 \
  -H "Authorization: Bearer $CHEAPERGEN_API_KEY"
200 — 已成功
{
  "status": "succeeded",
  "output": {
    "video": {
      "url": "https://cdn.cheapergen.com/outputs/gen_8c2Q.mp4",
      "content_type": "video/mp4"
    }
  }
}

更多内容:任务生命周期 · webhooks · 错误处理

Grok Imagine Video 1.5 Lite 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
480p
包含音频
$0.02/s$0.0146/s
订阅月度套餐后: Pro $0.0139Max $0.0133
720p
包含音频
$0.03/s$0.0219/s
订阅月度套餐后: Pro $0.0209Max $0.0199
1080p
包含音频
$0.14/s$0.1021/s
订阅月度套餐后: Pro $0.0973Max $0.0925

月度套餐 可降低大多数模型的价格(各价格下方会显示);你仍可按量付费。Pro 每月 $499 · Max 每月 $4,999.

  • 官方价格:xAI API 的 grok-imagine-video-1.5-lite 目录价(480p 每秒 $0.02,720p $0.03,1080p $0.14;每张输入图 $0.01)。价格核实于 2026年10月18日。
  • 图生视频会额外收取首帧 $0.01(折扣前)。