Alibaba: Wan 2.7 (Text to Video) API Reference

About

Generate high-quality images from text prompts using the WAN 2.7 model with advanced prompt understanding and detailed output.

1. Calling the API

Setup your API Key

To begin using Infron, you first need to create an account and generate your API Key.

Once you have your API key, set it as an environment variable in your runtime environment. This allows your applications to securely access Infron’s API.

export INFRON_KEY="YOUR_API_KEY"

Submit a request

For long-running requests, you can poll for results.

curl https://media.onerouter.pro/v1/videos/generations \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d @- <<'EOF'
{
  "model": "wan/wan2.7/text-to-video",
  "prompt": "Extreme close-up of rich dark chocolate being poured in slow motion over a layered cake. The glossy chocolate cascades down the sides, coating every surface with a perfect mirror-like sheen. Cocoa powder dusts through the air like smoke. Shallow depth of field, warm studio lighting, food photography aesthetic. The scene is luxurious and indulgent.",
  "negative_prompt": "low resolution, errors, worst quality, low quality, incomplete, extra fingers, bad proportions, blurry, distorted",
  "duration": 15,
  "resolution": "1080P",
  "aspect_ratio": "16:9",
  "generate_audio": true,
  "n": 1,
  "seed": 2147483647
}
EOF

Response with queue task id

The response will look like this:

{
  "code": 200,
  "message": "success",
  "data": {
    "task_id": "c36bbbe14bdd43e5923ffbc68b7b6cd5",
    "object": "video",
    "model": "wan/wan2.7/text-to-video",
    "status": "created",
    "urls": {
      "query": "https://media.onerouter.pro/v1/videos/tasks/c36bbbe14bdd43e5923ffbc68b7b6cd5"
    },
    "created_at": "2026-06-23 07:21:38.86"
  }
}

Fetch request status

You can fetch the status of a request to check if it is completed or still in progress.

curl https://media.onerouter.pro/v1/videos/tasks/{task_id} \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -H "Content-Type: application/json" 

# For example
curl https://media.onerouter.pro/v1/videos/tasks/c36bbbe14bdd43e5923ffbc68b7b6cd5 \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -H "Content-Type: application/json"

Response with queue task status query

{
  "code": 200,
  "message": "success",
  "data": {
    "task_id": "c36bbbe14bdd43e5923ffbc68b7b6cd5",
    "object": "video",
    "model": "wan/wan2.7/text-to-video",
    "status": "in_progress",
    "fail_reason": "",
    "submit_time": 1782199299,
    "start_time": 1782199302,
    "finish_time": 0,
    "outputs": [],
    "created_at": "2026-06-23 07:21:39"
  }
}

Possible statuses:

• created
• in_progress
• processing
• completed
• failed

created -> in_progress → processing → completed | failed

Poll every 1-2 seconds until status is "completed" or "failed"

Get the result (when status is "completed")

Once the request is completed, you can fetch the result. See the Output Schema for the expected result format.

{
  "code": 200,
  "message": "success",
  "data": {
    "task_id": "c36bbbe14bdd43e5923ffbc68b7b6cd5",
    "object": "video",
    "model": "wan/wan2.7/text-to-video",
    "status": "completed",
    "fail_reason": "",
    "submit_time": 1782199299,
    "start_time": 1782199302,
    "finish_time": 1782199778,
    "outputs": [
      "https://storage.googleapis.com/infron_gcs/video%2Fvideo_v2%2Foutput%2Foutput_c9772c48-5853-4d20-9f80-0218408d6617.mp4"
    ],
    "usage": {
      "completion_tokens": 0,
      "duration": 15,
      "generate_audio": false,
      "output_count": 1,
      "prompt_tokens": 1,
      "request_num": 1,
      "resolution": "1080P",
      "tokens": 1,
      "total_tokens": 1,
      "video_duration": 15
    },
    "cost": {
      "total_cost": 2.150295,
      "cost_details": {
        "prompt_cost": 0,
        "completion_cost": 0,
        "image_cost": 0,
        "video_cost": 2.150295,
        "audio_cost": 0,
        "native_web_search_cost": 0,
        "plugin_web_search_cost": 0,
        "tools_cost": 0,
        "prompt_cache_read_cost": 0,
        "prompt_cache_write_cost": 0,
        "prompt_cache_write_5_min": 0,
        "prompt_cache_write_1_h": 0,
        "reasoning_cost": 0,
        "discount_rate": 1,
        "is_byok": false,
        "byok_cost": 0
      }
    },
    "created_at": "2026-06-23 07:21:39"
  }
}

2. Schema

Input

Example request

curl https://media.onerouter.pro/v1/videos/generations \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d @- <<'EOF'
{
  "model": "wan/wan2.7/text-to-video",
  "prompt": "Extreme close-up of rich dark chocolate being poured in slow motion over a layered cake. The glossy chocolate cascades down the sides, coating every surface with a perfect mirror-like sheen. Cocoa powder dusts through the air like smoke. Shallow depth of field, warm studio lighting, food photography aesthetic. The scene is luxurious and indulgent.",
  "negative_prompt": "low resolution, errors, worst quality, low quality, incomplete, extra fingers, bad proportions, blurry, distorted",
  "duration": 15,
  "resolution": "1080P",
  "aspect_ratio": "16:9",
  "generate_audio": true,
  "n": 1,
  "seed": 2147483647
}
EOF

Output

Example output

{
  "code": 200,
  "message": "success",
  "data": {
    "task_id": "c36bbbe14bdd43e5923ffbc68b7b6cd5",
    "object": "video",
    "model": "wan/wan2.7/text-to-video",
    "status": "completed",
    "fail_reason": "",
    "submit_time": 1782199299,
    "start_time": 1782199302,
    "finish_time": 1782199778,
    "outputs": [
      "https://storage.googleapis.com/infron_gcs/video%2Fvideo_v2%2Foutput%2Foutput_c9772c48-5853-4d20-9f80-0218408d6617.mp4"
    ],
    "usage": {
      "completion_tokens": 0,
      "duration": 15,
      "generate_audio": false,
      "output_count": 1,
      "prompt_tokens": 1,
      "request_num": 1,
      "resolution": "1080P",
      "tokens": 1,
      "total_tokens": 1,
      "video_duration": 15
    },
    "cost": {
      "total_cost": 2.150295,
      "cost_details": {
        "prompt_cost": 0,
        "completion_cost": 0,
        "image_cost": 0,
        "video_cost": 2.150295,
        "audio_cost": 0,
        "native_web_search_cost": 0,
        "plugin_web_search_cost": 0,
        "tools_cost": 0,
        "prompt_cache_read_cost": 0,
        "prompt_cache_write_cost": 0,
        "prompt_cache_write_5_min": 0,
        "prompt_cache_write_1_h": 0,
        "reasoning_cost": 0,
        "discount_rate": 1,
        "is_byok": false,
        "byok_cost": 0
      }
    },
    "created_at": "2026-06-23 07:21:39"
  }
}

3. Detailed Pricing