# MiniMax Hailuo 2.3 Fast Image-to-Video

> Video Generation

Submit an asynchronous image-to-video generation task. The model
supports camera movement instructions in `input.prompt`.

## Endpoint

`POST https://api.modelverse.cn/v1/tasks/submit`

## Request Body

## Responses

- **200** — Task submitted successfully.
- **400** — Invalid request parameters.
- **default** — Error response.

## OpenAPI Definition

```json
{
  "openapi": "3.1.0",
  "x-language": "en-US",
  "info": {
    "title": "ModelVerse MiniMax-Hailuo-2.3-Fast Video Task API",
    "version": "1.0.0",
    "description": "Self-contained OpenAPI 3.1 schema for the ModelVerse\nMiniMax-Hailuo-2.3-Fast image-to-video asynchronous task API.\n"
  },
  "servers": [
    {
      "url": "https://api.modelverse.cn",
      "description": "ModelVerse API endpoint documented for this model."
    }
  ],
  "tags": [
    {
      "name": "MiniMax-Hailuo-2.3-Fast",
      "description": "Image-to-video asynchronous task operations for MiniMax-Hailuo-2.3-Fast."
    }
  ],
  "security": [
    {
      "bearerAuth": []
    }
  ],
  "paths": {
    "/v1/tasks/submit": {
      "post": {
        "tags": [
          "MiniMax-Hailuo-2.3-Fast"
        ],
        "operationId": "submitMiniMaxHailuo23FastTask",
        "summary": "MiniMax Hailuo 2.3 Fast Image-to-Video",
        "description": "Submit an asynchronous image-to-video generation task. The model\nsupports camera movement instructions in `input.prompt`.\n",
        "requestBody": {
          "required": true,
          "content": {
            "application/json": {
              "schema": {
                "$ref": "#/components/schemas/MiniMaxHailuo23FastSubmitRequest"
              },
              "examples": {
                "documented": {
                  "summary": "Source image-to-video request",
                  "value": {
                    "model": "MiniMax-Hailuo-2.3-Fast",
                    "input": {
                      "prompt": "A beautiful sunset over the ocean with waves gently crashing on the shore. [推进, 跟随]",
                      "first_frame_image": "https://umodelverse-inference.cn-wlcb.ufileos.com/ucloud-maxcot.jpg"
                    },
                    "parameters": {
                      "duration": 6,
                      "resolution": "1080P",
                      "prompt_optimizer": true,
                      "fast_pretreatment": false,
                      "aigc_watermark": false
                    }
                  }
                },
                "base64FirstFrame": {
                  "summary": "Submit with a Base64 data URL first frame",
                  "value": {
                    "model": "MiniMax-Hailuo-2.3-Fast",
                    "input": {
                      "prompt": "A red sports car drives along a coastal highway. [推进]",
                      "first_frame_image": "data:image/jpeg;base64,/9j/4AAQSkZJRgABAQAAAQABAAD..."
                    },
                    "parameters": {
                      "duration": 10,
                      "resolution": "768P",
                      "prompt_optimizer": true
                    }
                  }
                }
              }
            }
          }
        },
        "responses": {
          "200": {
            "description": "Task submitted successfully.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/MiniMaxHailuo23FastSubmitResponse"
                },
                "examples": {
                  "submitted": {
                    "summary": "Submitted task",
                    "value": {
                      "output": {
                        "task_id": "106916112212032"
                      },
                      "request_id": "request_id"
                    }
                  }
                }
              }
            }
          },
          "400": {
            "description": "Invalid request parameters.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/MiniMaxHailuo23FastErrorResponse"
                },
                "examples": {
                  "paramError": {
                    "$ref": "#/components/examples/MiniMaxHailuo23FastParamError"
                  }
                }
              }
            }
          },
          "default": {
            "description": "Error response.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/MiniMaxHailuo23FastErrorResponse"
                },
                "examples": {
                  "error": {
                    "$ref": "#/components/examples/MiniMaxHailuo23FastParamError"
                  }
                }
              }
            }
          }
        }
      }
    },
    "/v1/tasks/status": {
      "get": {
        "tags": [
          "MiniMax-Hailuo-2.3-Fast"
        ],
        "operationId": "getMiniMaxHailuo23FastTaskStatus",
        "summary": "MiniMax Hailuo 2.3 Fast Image-to-Video Status",
        "description": "Query the status and result URLs for an asynchronous image-to-video task.",
        "parameters": [
          {
            "name": "task_id",
            "in": "query",
            "required": true,
            "description": "Asynchronous task identifier returned by `/v1/tasks/submit`.",
            "schema": {
              "type": "string"
            },
            "examples": {
              "placeholder": {
                "summary": "Source documentation placeholder",
                "value": "task_id"
              }
            }
          }
        ],
        "responses": {
          "200": {
            "description": "Task status response.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/MiniMaxHailuo23FastStatusResponse"
                },
                "examples": {
                  "success": {
                    "summary": "Successful task",
                    "value": {
                      "output": {
                        "task_id": "176843862716480",
                        "task_status": "Success",
                        "urls": [
                          "https://xxxxx/xxxx.mp4"
                        ],
                        "submit_time": 1756959000,
                        "finish_time": 1756959050
                      },
                      "usage": {
                        "duration": 6
                      },
                      "request_id": ""
                    }
                  },
                  "failure": {
                    "summary": "Failed task",
                    "value": {
                      "output": {
                        "task_id": "task_id",
                        "task_status": "Failure",
                        "submit_time": 1756959000,
                        "finish_time": 1756959019,
                        "error_message": "error_message"
                      },
                      "usage": {
                        "duration": 6
                      },
                      "request_id": ""
                    }
                  }
                }
              }
            }
          },
          "400": {
            "description": "Invalid task identifier or request parameters.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/MiniMaxHailuo23FastErrorResponse"
                },
                "examples": {
                  "paramError": {
                    "$ref": "#/components/examples/MiniMaxHailuo23FastParamError"
                  }
                }
              }
            }
          },
          "default": {
            "description": "Error response.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/MiniMaxHailuo23FastErrorResponse"
                },
                "examples": {
                  "error": {
                    "$ref": "#/components/examples/MiniMaxHailuo23FastParamError"
                  }
                }
              }
            }
          }
        }
      }
    }
  },
  "components": {
    "securitySchemes": {
      "bearerAuth": {
        "type": "http",
        "scheme": "bearer",
        "bearerFormat": "API key",
        "description": "ModelVerse API key sent as `Authorization: Bearer <YOUR_API_KEY>`."
      }
    },
    "schemas": {
      "MiniMaxHailuo23FastSubmitRequest": {
        "type": "object",
        "additionalProperties": false,
        "required": [
          "model",
          "input"
        ],
        "properties": {
          "model": {
            "type": "string",
            "const": "MiniMax-Hailuo-2.3-Fast",
            "description": "Model name. This schema is pinned to `MiniMax-Hailuo-2.3-Fast`."
          },
          "input": {
            "$ref": "#/components/schemas/MiniMaxHailuo23FastInput"
          },
          "parameters": {
            "$ref": "#/components/schemas/MiniMaxHailuo23FastParameters"
          }
        }
      },
      "MiniMaxHailuo23FastInput": {
        "type": "object",
        "additionalProperties": false,
        "required": [
          "first_frame_image",
          "prompt"
        ],
        "properties": {
          "first_frame_image": {
            "type": "string",
            "description": "Video first-frame image as a public URL or Base64-encoded data URL\nin the form `data:image/jpeg;base64,...`. Supported formats are\nJPG, JPEG, PNG, and WebP. The image must be no larger than 20 MB,\nthe short side must be greater than 300 px, and the aspect ratio\nmust be between 2:5 and 5:2.\n",
            "examples": [
              "https://umodelverse-inference.cn-wlcb.ufileos.com/ucloud-maxcot.jpg",
              "data:image/jpeg;base64,/9j/4AAQSkZJRgABAQAAAQABAAD..."
            ]
          },
          "prompt": {
            "type": "string",
            "maxLength": 2000,
            "description": "Text prompt describing the desired generated video. Camera movement\ndirectives can be embedded in square brackets, including left/right\nmovement, pan, push/pull, rise/fall, tilt, zoom, shake, follow, and\nfixed-camera instructions.\n",
            "examples": [
              "A beautiful sunset over the ocean with waves gently crashing on the shore. [推进, 跟随]"
            ]
          }
        }
      },
      "MiniMaxHailuo23FastParameters": {
        "type": "object",
        "additionalProperties": false,
        "properties": {
          "duration": {
            "type": "integer",
            "enum": [
              6,
              10
            ],
            "default": 6,
            "description": "Generated video duration in seconds. The model supports 6 seconds at\n768P or 1080P and 10 seconds at 768P.\n"
          },
          "resolution": {
            "type": "string",
            "enum": [
              "768P",
              "1080P"
            ],
            "default": "768P",
            "description": "Generated video resolution. 768P is supported for 6-second and\n10-second videos; 1080P is supported for 6-second videos only.\n"
          },
          "prompt_optimizer": {
            "type": "boolean",
            "default": true,
            "description": "Whether to automatically optimize the text prompt."
          },
          "fast_pretreatment": {
            "type": "boolean",
            "default": false,
            "description": "Whether to shorten text optimization latency for MiniMax-Hailuo-2.3 models."
          },
          "aigc_watermark": {
            "type": "boolean",
            "default": false,
            "description": "Whether to add a watermark to the generated video."
          }
        }
      },
      "MiniMaxHailuo23FastSubmitResponse": {
        "type": "object",
        "additionalProperties": false,
        "required": [
          "output",
          "request_id"
        ],
        "properties": {
          "output": {
            "$ref": "#/components/schemas/MiniMaxHailuo23FastSubmitOutput"
          },
          "request_id": {
            "type": "string",
            "description": "Unique request identifier."
          }
        }
      },
      "MiniMaxHailuo23FastSubmitOutput": {
        "type": "object",
        "additionalProperties": false,
        "required": [
          "task_id"
        ],
        "properties": {
          "task_id": {
            "type": "string",
            "description": "Unique identifier of the asynchronous task."
          }
        }
      },
      "MiniMaxHailuo23FastStatusResponse": {
        "type": "object",
        "additionalProperties": false,
        "required": [
          "output",
          "request_id"
        ],
        "properties": {
          "output": {
            "$ref": "#/components/schemas/MiniMaxHailuo23FastStatusOutput"
          },
          "usage": {
            "$ref": "#/components/schemas/MiniMaxHailuo23FastUsage"
          },
          "request_id": {
            "type": "string",
            "description": "Unique request identifier."
          }
        }
      },
      "MiniMaxHailuo23FastStatusOutput": {
        "type": "object",
        "additionalProperties": false,
        "required": [
          "task_id",
          "task_status"
        ],
        "properties": {
          "task_id": {
            "type": "string",
            "description": "Unique identifier of the asynchronous task."
          },
          "task_status": {
            "$ref": "#/components/schemas/MiniMaxHailuo23FastTaskStatus"
          },
          "urls": {
            "type": "array",
            "description": "Video result URL list.",
            "items": {
              "type": "string",
              "format": "uri"
            }
          },
          "submit_time": {
            "type": "integer",
            "format": "int64",
            "description": "Task submission timestamp."
          },
          "finish_time": {
            "type": "integer",
            "format": "int64",
            "description": "Task completion timestamp."
          },
          "error_message": {
            "type": "string",
            "description": "Error message returned when the task fails."
          }
        }
      },
      "MiniMaxHailuo23FastTaskStatus": {
        "type": "string",
        "enum": [
          "Pending",
          "Running",
          "Success",
          "Failure"
        ],
        "description": "Current asynchronous task status."
      },
      "MiniMaxHailuo23FastUsage": {
        "type": "object",
        "additionalProperties": false,
        "properties": {
          "duration": {
            "type": "integer",
            "description": "Video duration in seconds."
          }
        }
      },
      "MiniMaxHailuo23FastErrorResponse": {
        "type": "object",
        "additionalProperties": true,
        "required": [
          "error"
        ],
        "properties": {
          "error": {
            "$ref": "#/components/schemas/MiniMaxHailuo23FastErrorObject"
          },
          "request_id": {
            "type": "string",
            "description": "Unique request identifier, if available."
          }
        }
      },
      "MiniMaxHailuo23FastErrorObject": {
        "type": "object",
        "additionalProperties": true,
        "required": [
          "message",
          "type"
        ],
        "properties": {
          "message": {
            "type": "string",
            "description": "Error message."
          },
          "type": {
            "type": "string",
            "description": "Error type.",
            "examples": [
              "invalid_request_error"
            ]
          },
          "code": {
            "type": [
              "string",
              "null"
            ],
            "description": "Error code.",
            "examples": [
              "param_error"
            ]
          },
          "param": {
            "type": [
              "string",
              "null"
            ],
            "description": "Related request parameter, if any."
          }
        }
      }
    },
    "examples": {
      "MiniMaxHailuo23FastParamError": {
        "summary": "Invalid parameter error",
        "value": {
          "error": {
            "message": "Invalid param",
            "type": "invalid_request_error",
            "code": "param_error",
            "param": "input.first_frame_image"
          },
          "request_id": "request_id"
        }
      }
    }
  }
}
```