# Generate Image

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

Generate an image from a text prompt. Pass `image_urls` to edit those images with the prompt instead of generating a new one. Returns the image URL.

## POST /api/content/image

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/image": {
      "post": {
        "description": "Generate an image from a text prompt. Pass `image_urls` to edit those images with the prompt instead of generating a new one. Returns the image URL.",
        "security": [
          {
            "apiKeyAuth": []
          },
          {
            "bearerAuth": []
          }
        ],
        "requestBody": {
          "description": "Image generation parameters",
          "required": true,
          "content": {
            "application/json": {
              "schema": {
                "$ref": "#/components/schemas/ContentCreateImageRequest"
              }
            }
          }
        },
        "responses": {
          "200": {
            "description": "Image generated successfully",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/ContentCreateImageResponse"
                }
              }
            }
          },
          "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 generated image at the pinned model's rate ($0.01 per image). A free-tier account without sufficient credits receives a 402.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/ContentErrorResponse"
                }
              }
            }
          },
          "500": {
            "description": "Internal server error",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/ContentErrorResponse"
                }
              }
            }
          }
        }
      }
    }
  },
  "components": {
    "schemas": {
      "ContentCreateImageRequest": {
        "type": "object",
        "properties": {
          "prompt": {
            "type": "string",
            "description": "Text prompt used to generate or edit the image"
          },
          "image_urls": {
            "type": "array",
            "items": {
              "type": "string",
              "format": "uri"
            },
            "minItems": 1,
            "maxItems": 10,
            "description": "Reference images to edit (1-10 HTTP(S) URLs). When provided, edits these images with `prompt` instead of generating a new one."
          },
          "num_images": {
            "type": "integer",
            "minimum": 1,
            "maximum": 4,
            "default": 1,
            "description": "Number of images to generate (1-4)"
          },
          "aspect_ratio": {
            "type": "string",
            "enum": [
              "21:9",
              "16:9",
              "4:3",
              "3:2",
              "1:1",
              "2:3",
              "3:4",
              "9:16",
              "9:21"
            ],
            "description": "Output aspect ratio. If omitted, the model chooses automatically based on the request."
          },
          "output_format": {
            "type": "string",
            "enum": [
              "jpeg",
              "png",
              "webp"
            ],
            "default": "webp",
            "description": "Format of the generated image"
          },
          "sync_mode": {
            "type": "boolean",
            "default": false,
            "description": "If true, the image is returned as a data URI and is not persisted in the request history"
          }
        }
      },
      "ContentCreateImageResponse": {
        "type": "object",
        "required": [
          "imageUrl",
          "images"
        ],
        "properties": {
          "imageUrl": {
            "type": "string",
            "format": "uri",
            "description": "URL of the first generated image"
          },
          "images": {
            "type": "array",
            "items": {
              "type": "string",
              "format": "uri"
            },
            "description": "URLs of all generated images. Contains one element when num_images is 1."
          }
        }
      },
      "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"
      }
    }
  }
}
```