跳转到主要内容
POST
/
wan
/
api
/
v1
/
services
/
aigc
/
video-generation
/
video-synthesis
文生视频:根据文本提示词创建视频生成任务
curl --request POST \
  --url https://api.apiyi.com/wan/api/v1/services/aigc/video-generation/video-synthesis \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --header 'X-DashScope-Async: <x-dashscope-async>' \
  --data '
{
  "model": "wan2.7-t2v",
  "input": {
    "prompt": "黄昏海边的灯塔,镜头缓慢推进,海浪轻拍礁石,海鸟叫声,电影级光影,稳定运镜"
  }
}
'
import requests

url = "https://api.apiyi.com/wan/api/v1/services/aigc/video-generation/video-synthesis"

payload = {
"model": "wan2.7-t2v",
"input": { "prompt": "黄昏海边的灯塔,镜头缓慢推进,海浪轻拍礁石,海鸟叫声,电影级光影,稳定运镜" }
}
headers = {
"X-DashScope-Async": "<x-dashscope-async>",
"Authorization": "Bearer <token>",
"Content-Type": "application/json"
}

response = requests.post(url, json=payload, headers=headers)

print(response.text)
const options = {
method: 'POST',
headers: {
'X-DashScope-Async': '<x-dashscope-async>',
Authorization: 'Bearer <token>',
'Content-Type': 'application/json'
},
body: JSON.stringify({model: 'wan2.7-t2v', input: {prompt: '黄昏海边的灯塔,镜头缓慢推进,海浪轻拍礁石,海鸟叫声,电影级光影,稳定运镜'}})
};

fetch('https://api.apiyi.com/wan/api/v1/services/aigc/video-generation/video-synthesis', options)
.then(res => res.json())
.then(res => console.log(res))
.catch(err => console.error(err));
<?php

$curl = curl_init();

curl_setopt_array($curl, [
CURLOPT_URL => "https://api.apiyi.com/wan/api/v1/services/aigc/video-generation/video-synthesis",
CURLOPT_RETURNTRANSFER => true,
CURLOPT_ENCODING => "",
CURLOPT_MAXREDIRS => 10,
CURLOPT_TIMEOUT => 30,
CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
CURLOPT_CUSTOMREQUEST => "POST",
CURLOPT_POSTFIELDS => json_encode([
'model' => 'wan2.7-t2v',
'input' => [
'prompt' => '黄昏海边的灯塔,镜头缓慢推进,海浪轻拍礁石,海鸟叫声,电影级光影,稳定运镜'
]
]),
CURLOPT_HTTPHEADER => [
"Authorization: Bearer <token>",
"Content-Type: application/json",
"X-DashScope-Async: <x-dashscope-async>"
],
]);

$response = curl_exec($curl);
$err = curl_error($curl);

curl_close($curl);

if ($err) {
echo "cURL Error #:" . $err;
} else {
echo $response;
}
package main

import (
"fmt"
"strings"
"net/http"
"io"
)

func main() {

url := "https://api.apiyi.com/wan/api/v1/services/aigc/video-generation/video-synthesis"

payload := strings.NewReader("{\n \"model\": \"wan2.7-t2v\",\n \"input\": {\n \"prompt\": \"黄昏海边的灯塔,镜头缓慢推进,海浪轻拍礁石,海鸟叫声,电影级光影,稳定运镜\"\n }\n}")

req, _ := http.NewRequest("POST", url, payload)

req.Header.Add("X-DashScope-Async", "<x-dashscope-async>")
req.Header.Add("Authorization", "Bearer <token>")
req.Header.Add("Content-Type", "application/json")

res, _ := http.DefaultClient.Do(req)

defer res.Body.Close()
body, _ := io.ReadAll(res.Body)

fmt.Println(string(body))

}
HttpResponse<String> response = Unirest.post("https://api.apiyi.com/wan/api/v1/services/aigc/video-generation/video-synthesis")
.header("X-DashScope-Async", "<x-dashscope-async>")
.header("Authorization", "Bearer <token>")
.header("Content-Type", "application/json")
.body("{\n \"model\": \"wan2.7-t2v\",\n \"input\": {\n \"prompt\": \"黄昏海边的灯塔,镜头缓慢推进,海浪轻拍礁石,海鸟叫声,电影级光影,稳定运镜\"\n }\n}")
.asString();
require 'uri'
require 'net/http'

url = URI("https://api.apiyi.com/wan/api/v1/services/aigc/video-generation/video-synthesis")

http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true

request = Net::HTTP::Post.new(url)
request["X-DashScope-Async"] = '<x-dashscope-async>'
request["Authorization"] = 'Bearer <token>'
request["Content-Type"] = 'application/json'
request.body = "{\n \"model\": \"wan2.7-t2v\",\n \"input\": {\n \"prompt\": \"黄昏海边的灯塔,镜头缓慢推进,海浪轻拍礁石,海鸟叫声,电影级光影,稳定运镜\"\n }\n}"

response = http.request(request)
puts response.read_body
{
  "output": {
    "task_id": "c2e7570c-0af2-4eba-919f-3af3d1164a38",
    "task_status": "PENDING"
  },
  "request_id": "a23b81b0-0c05-9972-a6c9-ee757400afdb"
}
右侧 Playground 可直接调试:在 AuthorizationBearer sk-your-api-key,填好 model / input / parameters 后发起请求。提交成功会返回 task_id,后续轮询与下载见下方说明。
本页是 wan2.7-t2v(文生视频)的创建接口。只需一段文本 prompt,无需 media。需要让图片动起来或保持主体特征,请改用 图生视频 / 参考图生视频。完整异步流程、状态表、Python 客户端见 Wan 概览
  • 创建请求必须走 /wan/api/v1/services/aigc/video-generation/video-synthesis 并带请求头 X-DashScope-Async: enable不要用 /v1/videos
  • duration 必须是 整数5 不是 "5");resolution大写 720P

代码示例

curl -X POST "https://api.apiyi.com/wan/api/v1/services/aigc/video-generation/video-synthesis" \
  -H "X-DashScope-Async: enable" \
  -H "Authorization: Bearer sk-your-api-key" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "wan2.7-t2v",
    "input": {
      "prompt": "黄昏海边的灯塔,镜头缓慢推进,海浪轻拍礁石,海鸟叫声,电影级光影,稳定运镜"
    },
    "parameters": {
      "resolution": "720P",
      "duration": 5,
      "prompt_extend": true,
      "watermark": true
    }
  }'
import requests

url = "https://api.apiyi.com/wan/api/v1/services/aigc/video-generation/video-synthesis"
headers = {
    "Authorization": "Bearer sk-your-api-key",
    "Content-Type": "application/json",
    "X-DashScope-Async": "enable",   # 创建任务必须带
}
body = {
    "model": "wan2.7-t2v",
    "input": {"prompt": "黄昏海边的灯塔,镜头缓慢推进,海浪轻拍礁石,海鸟叫声"},
    "parameters": {"resolution": "720P", "duration": 5, "prompt_extend": True, "watermark": True},
}

resp = requests.post(url, json=body, headers=headers, timeout=30)
task_id = resp.json()["output"]["task_id"]
print("task_id:", task_id)   # 拿到后轮询 /v1/tasks/{task_id}
import json, urllib.request

BASE, KEY = "https://api.apiyi.com", "sk-your-api-key"
body = {
    "model": "wan2.7-t2v",
    "input": {"prompt": "黄昏海边的灯塔,镜头缓慢推进,海浪轻拍礁石"},
    "parameters": {"resolution": "720P", "duration": 5, "prompt_extend": True},
}
req = urllib.request.Request(
    BASE + "/wan/api/v1/services/aigc/video-generation/video-synthesis",
    data=json.dumps(body).encode(),
    headers={"Authorization": f"Bearer {KEY}", "Content-Type": "application/json",
             "X-DashScope-Async": "enable"},
    method="POST",
)
print(json.loads(urllib.request.urlopen(req).read())["output"]["task_id"])

参数说明速查

参数类型必填默认说明
modelstring固定 wan2.7-t2v
input.promptstring文本提示词,建议描述场景、镜头运动、光线、风格
input.negative_promptstring反向提示词,≤500 字符
parameters.resolutionstring720P720P / 1080P(大写)
parameters.ratiostring16:916:9 / 9:16 / 1:1 / 4:3 / 3:4
parameters.durationint52–15 秒整数
parameters.prompt_extendbooltrue智能改写,推荐开启
parameters.watermarkboolfalse右下角「AI 生成」水印
parameters.seedint随机0–2147483647,固定可复现

响应格式

创建成功返回 task_id不是视频本身):
{
  "output": { "task_id": "c2e7570c-0af2-4eba-919f-3af3d1164a38", "task_status": "PENDING" },
  "request_id": "a23b81b0-0c05-9972-a6c9-ee757400afdb"
}

查询状态与下载视频

拿到 task_id 后,按以下三步查询状态并下载 mp4:
  • 轮询 GET /v1/tasks/{task_id}(带 Authorization,查询不需要 X-DashScope-Async 头),每 5–10 秒一次(不要 < 3 秒),直到 status 变为 completed
  • 状态取值submitted(排队)/ in_progress(生成中,progress 常停在 30% 属正常)/ completed(成功)/ failed(失败,看 error)。
  • 下载:从响应的 result_url 直接 GET,不要带 Authorization(OSS 签名直链,带了反而 403);result_url 默认 24 小时过期,务必尽快转存。
curl "https://api.apiyi.com/v1/tasks/c2e7570c-0af2-4eba-919f-3af3d1164a38" \
  -H "Authorization: Bearer sk-your-api-key"
{
  "status": "completed",
  "progress": 100,
  "result_url": "https://dashscope-result-xxx.oss-cn-beijing.aliyuncs.com/xxx.mp4?Expires=...&Signature=...",
  "task_id": "c2e7570c-0af2-4eba-919f-3af3d1164a38"
}
# result_url 是 OSS 签名直链,下载时不要带 Authorization 头(带了反而 403)
curl -L -o out.mp4 "https://dashscope-result-xxx.oss-cn-beijing.aliyuncs.com/xxx.mp4?Expires=...&Signature=..."
TASK_ID="c2e7570c-0af2-4eba-919f-3af3d1164a38"
URL=$(curl -s "https://api.apiyi.com/v1/tasks/$TASK_ID" \
  -H "Authorization: Bearer sk-your-api-key" | jq -r '.result_url')
curl -L -o out.mp4 "$URL"   # 不带 Authorization
上面是「已有 task_id」的快捷查询/下载。完整轮询循环(含超时兜底)与 Python 客户端见 Wan 概览 · 异步调用流程

授权

Authorization
string
header
必填

在 API易控制台获取的 API Key

请求头

X-DashScope-Async
enum<string>
默认值:enable
必填

异步处理开关,必须设置为 enable,否则报 current user api does not support synchronous calls

可用选项:
enable

请求体

application/json
model
enum<string>
默认值:wan2.7-t2v
必填

模型 ID,文生视频固定 wan2.7-t2v(历史版本可填 wan2.6-t2v)

可用选项:
wan2.7-t2v,
wan2.6-t2v
input
object
必填
parameters
object

响应

任务已提交,返回 task_id 与 PENDING 状态

output
object
request_id
string

请求唯一标识,排查问题时提供给客服

示例:

"a23b81b0-0c05-9972-a6c9-ee757400afdb"