Pixapi

外观

Grok Video ​

Grok 视频模型，适合根据文本或图片生成短视频。

API 接口 ​

操作端点模式
视频生成任务POST /v1/async/videos/generations仅异步

模型 ​

模型 id说明
grok-video-3文生视频 / 图生视频。seconds：6 / 10 / 15。
grok-video-1.5-preview仅图生视频（须传 image）。seconds：10 / 15。

价格 ​

按 n × seconds × 单价(resolution) 计费。默认 720p。

模型480p720p
grok-video-35/秒7/秒
grok-video-1.5-preview8/秒14/秒

请求字段 ​

字段类型必填说明
modelstring是grok-video-3 / grok-video-1.5-preview
promptstring是1–2000 字符
secondsinteger是各模型允许值不同
resolutionstring否480p / 720p（默认）
ninteger否默认 1
imagestring | string[]条件grok-video-1.5-preview 必填
providerOptionsobject否可选模型扩展参数。详见下方 providerOptions。

providerOptions ​

字段类型适用模型说明
aspect_ratiostringgrok-video-31:1 / 16:9 / 9:16 / 4:3 / 3:4 / 3:2 / 2:3
aspect_ratiostringgrok-video-1.5-preview16:9 / 9:16
metadataobjectgrok-video-3透传扩展字段（网关不解释）

示例 ​

bash
curl https://api.pixapi.ai/v1/async/videos/generations \
  -H "Authorization: Bearer $PIXAPI_KEY" \
  -H "Content-Type: application/json" \
  -d '{
  "model": "grok-video-3",
  "prompt": "滑板少年在黄昏跳过消防栓",
  "n": 1,
  "seconds": 6,
  "resolution": "720p",
  "providerOptions": {
    "aspect_ratio": "16:9"
  }
}'
py
import os
import requests

response = requests.post(
    "https://api.pixapi.ai/v1/async/videos/generations",
    headers={
        "Authorization": f"Bearer {os.environ['PIXAPI_KEY']}",
        "Content-Type": "application/json",
    },
    json={
    "model": "grok-video-3",
    "prompt": "滑板少年在黄昏跳过消防栓",
    "n": 1,
    "seconds": 6,
    "resolution": "720p",
    "providerOptions": {
        "aspect_ratio": "16:9"
    }
},
)
response.raise_for_status()
task = response.json()
print(task["id"])
js
const response = await fetch('https://api.pixapi.ai/v1/async/videos/generations', {
  method: 'POST',
  headers: {
    Authorization: `Bearer ${process.env.PIXAPI_KEY}`,
    'Content-Type': 'application/json',
  },
  body: JSON.stringify({
  "model": "grok-video-3",
  "prompt": "滑板少年在黄昏跳过消防栓",
  "n": 1,
  "seconds": 6,
  "resolution": "720p",
  "providerOptions": {
    "aspect_ratio": "16:9"
  }
}),
});

if (!response.ok) {
  throw new Error(await response.text());
}

const task = await response.json();
console.log(task.id);
go
package main

import (
  "bytes"
  "fmt"
  "io"
  "net/http"
  "os"
)

func main() {
  body := []byte(`{
  "model": "grok-video-3",
  "prompt": "滑板少年在黄昏跳过消防栓",
  "n": 1,
  "seconds": 6,
  "resolution": "720p",
  "providerOptions": {
    "aspect_ratio": "16:9"
  }
}`)

  req, err := http.NewRequest(
    "POST",
    "https://api.pixapi.ai/v1/async/videos/generations",
    bytes.NewBuffer(body),
  )
  if err != nil {
    panic(err)
  }
  req.Header.Set("Authorization", "Bearer "+os.Getenv("PIXAPI_KEY"))
  req.Header.Set("Content-Type", "application/json")

  resp, err := http.DefaultClient.Do(req)
  if err != nil {
    panic(err)
  }
  defer resp.Body.Close()

  result, _ := io.ReadAll(resp.Body)
  fmt.Println(string(result))
}

响应 ​

返回已提交任务。轮询 GET /v1/tasks/{id} 获取结果。