支持的模型

• wan2.7‑t2v：仅依靠文本提示词生成完整视频，无需图像、视频输入素材。

• wan2.7‑i2v：输入图像（首帧 / 首尾帧）+ 可选文本 / 音频驱动，输出动态视频；相比 wan2.6 老接口新增首尾帧、音频驱动能力。

• wan2.7‑r2v：输入一段原始视频片段，模型续写后续画面；可搭配尾帧约束续写终点画面；支持音频驱动。

调用流程

接口采用异步任务模式，分两步执行：

step1：调用创建任务接口，成功返回task_id

step2：调用查询任务接口查询对应task_id，直到task_status值为SUCCEEDED，获取生成视频url

创建任务接口详情

http调用

请求方式：POST

请求路径：https://ai.ctaigw.cn/v1/services/aigc/video-generation/video-synthesis

请求头

请求参数

响应参数

查询任务接口详情

http调用

请求方式：GET

请求路径：https://ai.ctaigw.cn/v1/tasks/{task_id}

Path 路径参数

请求头

响应参数

请求/响应示例

首帧生视频创建任务

请求

curl --location 'https://ai.ctaigw.cn/v1/services/aigc/video-generation/video-synthesis' \
    -H 'X-DashScope-Async: enable' \
    -H "Authorization: Bearer ${YOUR_APP_KEY}" \
    -H 'Content-Type: application/json' \
    -d '{
    "model": "wan2.7-i2v",
    "input": {
        "prompt": "小猫在草地上奔跑，风吹动毛发",
        "media": [
            {
                "type": "first_frame",
                "url": "https://aaaa.ctyun.cn/pic/01.png"
            },
            {
                "type": "driving_audio",
                "url": "https://aaaa.ctyun.cn/audio/rap.mp3"

            }
        ]
    },
    "parameters": {
        "resolution": "720P",
        "duration": 10,
        "prompt_extend": true,
        "watermark": true
    }
}'

正常响应

{
    "output": {
        "task_status": "PENDING",
        "task_id": "xxxx‑xxxx‑xxxx‑xxxx"
    },
    "request_id": "00d06a841873c0a83bfaf1fae0184625"
}

异常响应示例

{
    "error": {
        "type:": "Invalid_request",
        "code": "missing_parameter",
        "message": "Missing required parameters"
    }
}

视频续写创建任务

请求

curl --location 'https://ai.ctaigw.cn/v1/services/aigc/video-generation/video-synthesis' \
    -H 'X-DashScope-Async: enable' \
    -H "Authorization: Bearer ${YOUR_APP_KEY}" \
    -H 'Content-Type: application/json' \
    -d '{
    "model": "wan2.7-i2v",
    "input": {
        "prompt": "女孩自拍结束，背起书包出门",
        "media": [
            {
                "type": "first_clip",
                "url": "https://aaaa.ctyun.cn/video/001.mp4"
            }
        ]
    },
    "parameters": {
        "resolution": "720P",
        "duration": 10,
        "prompt_extend": true,
        "watermark": true
    }
}'

正常响应

{
    "output": {
        "task_status": "PENDING",
        "task_id": "xxxx‑xxxx‑xxxx‑xxxx"
    },
    "request_id": "00d06a841873c0a83bfaf1fae0184625"
}

查询任务请求示例

请求

curl -X GET https://ai.ctaigw.cn/v1/tasks/{task_id} \
--header "Authorization: Bearer ${YOUR_APP_KEY}"

正常响应示例

{
   "request_id": "00d06a841873c0a83bfaf1fae0184625",
    "output": {
        "task_id": "xxxx‑xxxx‑xxxx‑xxxx",
        "task_status": "SUCCEEDED",
        "submit_time": "2026-08-26 12:10:05.001",
        "scheduled_time": "2026-08-26 12:10:05.201",
        "end_time": "2026-08-26 12:10:25.001",
        "orig_prompt": "小猫在草地上奔跑，风吹动毛发",
        "video_url": "https://aaaa.ctyun.cn/xxx.mp4"
    },
    "usage": {
        "duration": 10,
        "input_video_duration": 0,
        "output_video_duration": 10,
        "video_count": 1,
        "SR": 720
    }
}