# Generate Video

Source: https://recoupable.dev/docs/api-reference/content/generate-video

Generate a video from a text prompt, optionally animating a still image (`image_url`) or transitioning between two images (`image_url` + `end_image_url`).

## POST /api/content/video

Full OpenAPI specification: https://recoupable.dev/docs/spec/content.json

## Authentication

This operation requires one of the security alternatives in the specification below. Security scheme definitions are included where present in the published specification.

[Authentication guide](https://recoupable.dev/docs/authentication)

## Operation and referenced schemas

```json
{
  "openapi": "3.1.0",
  "info": {
    "title": "Recoup API - Content",
    "description": "API documentation for the Recoup platform - an AI agent platform for the music industry",
    "license": {
      "name": "MIT"
    },
    "version": "1.0.0"
  },
  "servers": [
    {
      "url": "https://api.recoupable.dev"
    }
  ],
  "paths": {
    "/api/content/video": {
      "post": {
        "description": "Generate a video from a text prompt, optionally animating a still image (`image_url`) or transitioning between two images (`image_url` + `end_image_url`).",
        "security": [
          {
            "apiKeyAuth": []
          },
          {
            "bearerAuth": []
          }
        ],
        "requestBody": {
          "description": "Video generation parameters",
          "required": true,
          "content": {
            "application/json": {
              "schema": {
                "$ref": "#/components/schemas/ContentCreateVideoRequest"
              }
            }
          }
        },
        "responses": {
          "200": {
            "description": "Video generated successfully",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/ContentCreateVideoResponse"
                }
              }
            }
          },
          "400": {
            "description": "Validation failed — invalid or missing request body fields",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/ContentErrorResponse"
                }
              }
            }
          },
          "401": {
            "description": "Unauthorized — invalid or missing API key",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/ContentErrorResponse"
                }
              }
            }
          },
          "402": {
            "description": "Insufficient credits. Charged per second of output at the pinned model's rate ($0.08/s, MiniMax H3 Max). A free-tier account without sufficient credits receives a 402.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/ContentErrorResponse"
                }
              }
            }
          },
          "500": {
            "description": "Internal server error",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/ContentErrorResponse"
                }
              }
            }
          }
        }
      }
    }
  },
  "components": {
    "schemas": {
      "ContentCreateVideoRequest": {
        "type": "object",
        "required": [
          "prompt",
          "prompt_expansion_mode"
        ],
        "properties": {
          "prompt": {
            "type": "string",
            "minLength": 1,
            "maxLength": 50000,
            "description": "Text prompt for video generation"
          },
          "prompt_expansion_mode": {
            "type": "string",
            "default": "balanced",
            "enum": [
              "balanced",
              "quality"
            ],
            "description": "How much effort to spend rewriting the prompt before generation. `balanced` returns in about a second. `quality` spends up to ~30s on a richer prompt."
          },
          "image_url": {
            "type": "string",
            "format": "uri",
            "description": "URL of the image to use as the first frame. When provided, the output aspect ratio follows this image. Generate an image first via POST /api/content/image if needed."
          },
          "end_image_url": {
            "type": "string",
            "format": "uri",
            "description": "Optional URL of the image to use as the last frame, for first-to-last keyframe generation"
          },
          "duration": {
            "type": "integer",
            "minimum": 5,
            "maximum": 15,
            "default": 5,
            "description": "Duration of the generated video, in seconds"
          },
          "resolution": {
            "type": "string",
            "enum": [
              "480P",
              "768P"
            ],
            "default": "768P",
            "description": "The native generation resolution of the video"
          },
          "seed": {
            "type": "integer",
            "description": "Random seed. A random seed is selected when omitted."
          },
          "enable_safety_checker": {
            "type": "boolean",
            "default": true,
            "description": "If true, the safety checker will be enabled"
          },
          "sync_mode": {
            "type": "boolean",
            "default": false,
            "description": "Return the generated video as base64 instead of a CDN URL"
          }
        }
      },
      "ContentCreateVideoResponse": {
        "type": "object",
        "required": [
          "videoUrl"
        ],
        "properties": {
          "videoUrl": {
            "type": "string",
            "format": "uri",
            "description": "URL of the generated video"
          }
        }
      },
      "ContentErrorResponse": {
        "type": "object",
        "required": [
          "error"
        ],
        "properties": {
          "error": {
            "type": "string",
            "description": "Error message describing what went wrong",
            "example": "Unauthorized"
          }
        }
      }
    },
    "securitySchemes": {
      "apiKeyAuth": {
        "type": "apiKey",
        "in": "header",
        "name": "x-api-key",
        "description": "Your Recoup API key. [Learn more](/quickstart#api-keys)."
      },
      "bearerAuth": {
        "type": "http",
        "scheme": "bearer"
      }
    }
  }
}
```