Wan 2.1

GET /api/platform/v1/generation/{taskId}/status HTTP/1.1
Host: pollo.ai
x-api-key: YOUR_API_KEY

{
  "taskId": "task_01HZ7Q2V8J3E4T6Y9K0M1N2P3",
  "credit": 12,
  "costUsd": 0.12,
  "generations": [
    {
      "id": "generation_01",
      "createdDate": "2026-07-13T07:00:00.000Z",
      "updatedDate": "2026-07-13T07:00:12.000Z",
      "status": "succeeded",
      "failMsg": null,
      "url": "https://example.com/output.mp4",
      "mediaType": "video"
    }
  ]
}