# Wan-AI Wan2.2 文生视频任务状态

> 视频生成

查询异步任务状态。任务完成后，响应中会包含结果 URL、用量信息或错误信息。

## 请求地址

`GET https://api.modelverse.cn/v1/tasks/status`

## 请求参数

| Name | In | Type | Required | Description |
| --- | --- | --- | --- | --- |
| task_id | query | string | Yes | 异步任务唯一标识。 |

## 响应

- **200** — 任务状态响应。
- **400** — Bad request.
- **default** — 错误响应。

## OpenAPI 定义

```json
{
  "openapi": "3.1.0",
  "x-language": "zh-CN",
  "info": {
    "title": "Wan-AI-Wan2.2-T2V接口文档",
    "version": "1.0.0",
    "description": "这是 ModelVerse 上 `Wan-AI-Wan2.2-T2V` 的视频接口文档，说明如何提交生成任务、查询任务状态、读取视频结果以及处理错误。\n接口路径包括 `POST /v1/tasks/submit`、`GET /v1/tasks/status`。\n"
  },
  "servers": [
    {
      "url": "https://api.modelverse.cn",
      "description": "ModelVerse API endpoint."
    }
  ],
  "tags": [
    {
      "name": "Wan-AI/Wan2.2-T2V",
      "description": "Text-to-video async task operations for Wan-AI/Wan2.2-T2V."
    }
  ],
  "paths": {
    "/v1/tasks/submit": {
      "post": {
        "tags": [
          "Wan-AI/Wan2.2-T2V"
        ],
        "operationId": "submitWanAIWan22T2VTask",
        "summary": "Wan-AI Wan2.2 文生视频",
        "description": "提交异步任务。请求体中的模型和参数按本模型文档填写，响应会返回任务 ID。\n",
        "security": [
          {
            "bearerAuth": []
          }
        ],
        "requestBody": {
          "required": true,
          "content": {
            "application/json": {
              "schema": {
                "$ref": "#/components/schemas/WanAIWan22T2VSubmitRequest"
              },
              "examples": {
                "basic": {
                  "summary": "根据 text 生成视频",
                  "value": {
                    "model": "Wan-AI/Wan2.2-T2V",
                    "input": {
                      "prompt": "a beautiful flower",
                      "negative_prompt": "low quality"
                    },
                    "parameters": {
                      "resolution": "720P",
                      "seed": 12345
                    }
                  }
                }
              }
            }
          }
        },
        "responses": {
          "200": {
            "description": "Task submission response.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/TaskSubmitResponse"
                },
                "examples": {
                  "submitted": {
                    "summary": "已提交任务",
                    "value": {
                      "output": {
                        "task_id": "task_id"
                      },
                      "request_id": "request_id"
                    }
                  }
                }
              }
            }
          },
          "400": {
            "description": "Bad request.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/ErrorResponse"
                },
                "examples": {
                  "invalidRequest": {
                    "$ref": "#/components/examples/ErrorResponse"
                  }
                }
              }
            }
          },
          "default": {
            "description": "错误响应。",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/ErrorResponse"
                },
                "examples": {
                  "error": {
                    "$ref": "#/components/examples/ErrorResponse"
                  }
                }
              }
            }
          }
        }
      }
    },
    "/v1/tasks/status": {
      "get": {
        "tags": [
          "Wan-AI/Wan2.2-T2V"
        ],
        "operationId": "getWanAIWan22T2VTaskStatus",
        "summary": "Wan-AI Wan2.2 文生视频任务状态",
        "description": "查询异步任务状态。任务完成后，响应中会包含结果 URL、用量信息或错误信息。\n",
        "security": [
          {
            "bearerAuth": []
          }
        ],
        "parameters": [
          {
            "name": "task_id",
            "in": "query",
            "required": true,
            "description": "异步任务唯一标识。",
            "schema": {
              "type": "string"
            },
            "example": "task_id"
          }
        ],
        "responses": {
          "200": {
            "description": "任务状态响应。",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/TaskStatusResponse"
                },
                "examples": {
                  "success": {
                    "summary": "成功任务",
                    "value": {
                      "output": {
                        "task_id": "task_id",
                        "task_status": "Success",
                        "urls": [
                          "https://xxxxx/xxxx.mp4"
                        ],
                        "submit_time": 1756958375,
                        "finish_time": 1756958428
                      },
                      "usage": {
                        "duration": 5
                      },
                      "request_id": "request_id"
                    }
                  },
                  "failure": {
                    "summary": "失败任务",
                    "value": {
                      "output": {
                        "task_id": "task_id",
                        "task_status": "Failure",
                        "submit_time": 1756958375,
                        "finish_time": 1756958380,
                        "error_message": "error_message"
                      },
                      "usage": {
                        "duration": 5
                      },
                      "request_id": ""
                    }
                  }
                }
              }
            }
          },
          "400": {
            "description": "Bad request.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/ErrorResponse"
                },
                "examples": {
                  "invalidRequest": {
                    "$ref": "#/components/examples/ErrorResponse"
                  }
                }
              }
            }
          },
          "default": {
            "description": "错误响应。",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/ErrorResponse"
                },
                "examples": {
                  "error": {
                    "$ref": "#/components/examples/ErrorResponse"
                  }
                }
              }
            }
          }
        }
      }
    }
  },
  "components": {
    "securitySchemes": {
      "bearerAuth": {
        "type": "http",
        "scheme": "bearer",
        "bearerFormat": "API key"
      }
    },
    "schemas": {
      "WanAIWan22T2VSubmitRequest": {
        "type": "object",
        "additionalProperties": false,
        "required": [
          "model",
          "input"
        ],
        "properties": {
          "model": {
            "type": "string",
            "const": "Wan-AI/Wan2.2-T2V",
            "description": "Model name. This schema only accepts Wan-AI/Wan2.2-T2V."
          },
          "input": {
            "$ref": "#/components/schemas/WanAIWan22T2VInput"
          },
          "parameters": {
            "$ref": "#/components/schemas/WanAIWan22T2VParameters"
          }
        }
      },
      "WanAIWan22T2VInput": {
        "type": "object",
        "additionalProperties": false,
        "required": [
          "prompt"
        ],
        "properties": {
          "prompt": {
            "type": "string",
            "description": "Text prompt describing the video content to generate."
          },
          "negative_prompt": {
            "type": "string",
            "description": "Negative prompt describing content to avoid."
          }
        }
      },
      "WanAIWan22T2VParameters": {
        "type": "object",
        "additionalProperties": false,
        "properties": {
          "size": {
            "type": "string",
            "enum": [
              "832x480",
              "480x832",
              "1280x720",
              "720x1280"
            ],
            "description": "Output size. For 480P, supported values are 832x480 and 480x832.\nFor 720P, supported values are 1280x720 and 720x1280.\n"
          },
          "resolution": {
            "type": "string",
            "enum": [
              "720P",
              "480P"
            ],
            "description": "Video resolution tier."
          },
          "duration": {
            "type": "integer",
            "enum": [
              5,
              8
            ],
            "description": "视频时长，单位为秒。"
          },
          "seed": {
            "type": "integer",
            "minimum": 0,
            "maximum": 2147483647,
            "description": "随机种子。"
          }
        }
      },
      "TaskSubmitResponse": {
        "type": "object",
        "additionalProperties": true,
        "required": [
          "output",
          "request_id"
        ],
        "properties": {
          "output": {
            "type": "object",
            "additionalProperties": true,
            "required": [
              "task_id"
            ],
            "properties": {
              "task_id": {
                "type": "string",
                "description": "异步任务唯一标识。"
              }
            }
          },
          "request_id": {
            "type": "string",
            "description": "唯一请求标识。"
          }
        }
      },
      "TaskStatusResponse": {
        "type": "object",
        "additionalProperties": true,
        "required": [
          "output",
          "request_id"
        ],
        "properties": {
          "output": {
            "type": "object",
            "additionalProperties": true,
            "required": [
              "task_id",
              "task_status"
            ],
            "properties": {
              "task_id": {
                "type": "string",
                "description": "异步任务唯一标识。"
              },
              "task_status": {
                "$ref": "#/components/schemas/TaskStatus"
              },
              "urls": {
                "type": "array",
                "description": "视频结果 URL 列表。",
                "items": {
                  "type": "string",
                  "format": "uri"
                }
              },
              "submit_time": {
                "type": "integer",
                "format": "int64",
                "description": "任务提交时间戳。"
              },
              "finish_time": {
                "type": "integer",
                "format": "int64",
                "description": "任务完成时间戳。"
              },
              "error_message": {
                "type": "string",
                "description": "任务失败时返回的错误信息。"
              }
            }
          },
          "usage": {
            "type": "object",
            "additionalProperties": true,
            "properties": {
              "duration": {
                "type": "integer",
                "description": "任务执行时长，单位为秒。"
              }
            }
          },
          "request_id": {
            "type": "string",
            "description": "唯一请求标识。"
          }
        }
      },
      "TaskStatus": {
        "type": "string",
        "enum": [
          "Pending",
          "Running",
          "Success",
          "Failure"
        ],
        "description": "查询异步任务状态。任务完成后，响应中会包含结果 URL、用量信息或错误信息。\n"
      },
      "ErrorResponse": {
        "type": "object",
        "additionalProperties": true,
        "required": [
          "error"
        ],
        "properties": {
          "error": {
            "$ref": "#/components/schemas/ErrorObject"
          },
          "request_id": {
            "type": "string",
            "description": "唯一请求标识，如可用。"
          }
        }
      },
      "ErrorObject": {
        "type": "object",
        "additionalProperties": true,
        "required": [
          "message"
        ],
        "properties": {
          "message": {
            "type": "string",
            "description": "错误信息。"
          },
          "type": {
            "type": "string",
            "description": "错误类型。"
          },
          "param": {
            "type": [
              "string",
              "null"
            ],
            "description": "与错误相关的请求参数。"
          },
          "code": {
            "type": [
              "string",
              "null"
            ],
            "description": "错误码。"
          }
        }
      }
    },
    "examples": {
      "ErrorResponse": {
        "summary": "错误响应",
        "value": {
          "error": {
            "message": "Invalid request.",
            "type": "invalid_request_error",
            "param": "input.prompt",
            "code": "invalid_parameter"
          },
          "request_id": "request_id"
        }
      }
    }
  }
}
```