Midjourney Image-to-Prompt

01

概览

提交Image to Prompt请求，并直接使用同一响应返回的结果。

快速开始

创建 API Key，并将其设置为 RUNAPI_API_KEY。
发送与请求 Schema 匹配的 POST 请求。
从成功响应正文中读取结果。

POST /api/v1/midjourney/image_to_prompt

基础 URL: https://runapi.ai
API 版本: v1
身份验证: Authorization: Bearer YOUR_API_TOKEN

02

支持的模型

打开模型页可查看当前价格、限流和商业使用详情。

Midjourney

03

请求 Schema

JSON 请求体

只发送此端点声明的字段。

请求体1 个字段

source_image_urlstring

必填

04

成功响应

HTTP 200

POST /api/v1/midjourney/image_to_prompt

响应 Schema

JSON

{
  "properties": {
    "billing": {
      "properties": {
        "refund": {
          "oneOf": [
            {
              "properties": {
                "refunded_at": {
                  "type": "string"
                }
              },
              "required": [
                "refunded_at"
              ],
              "type": "object",
              "unevaluatedProperties": false
            },
            {
              "enum": [
                null
              ]
            }
          ]
        },
        "reservation": {
          "oneOf": [
            {
              "properties": {
                "amount_cents": {
                  "type": "integer"
                }
              },
              "required": [
                "amount_cents"
              ],
              "type": "object",
              "unevaluatedProperties": false
            },
            {
              "enum": [
                null
              ]
            }
          ]
        },
        "settlement": {
          "oneOf": [
            {
              "properties": {
                "amount_micro_cents": {
                  "type": "integer"
                },
                "charged_amount_cents": {
                  "type": "integer"
                }
              },
              "required": [
                "charged_amount_cents",
                "amount_micro_cents"
              ],
              "type": "object",
              "unevaluatedProperties": false
            },
            {
              "enum": [
                null
              ]
            }
          ]
        }
      },
      "required": [
        "reservation",
        "settlement",
        "refund"
      ],
      "type": "object",
      "unevaluatedProperties": false
    },
    "prompts": {
      "items": {
        "type": "string"
      },
      "maxItems": 4,
      "minItems": 4,
      "type": "array"
    }
  },
  "required": [
    "prompts",
    "billing"
  ],
  "type": "object",
  "unevaluatedProperties": false
}

响应示例

JSON

{
  "billing": {
    "refund": null,
    "reservation": null,
    "settlement": null
  },
  "prompts": [
    "A quiet coastal town at sunrise in a painterly style.",
    "A cinematic sunrise above a calm seaside village.",
    "Warm morning light over a peaceful coastal settlement.",
    "An atmospheric seaside town beneath a golden sky."
  ]
}

05

错误

HTTP 401

POST /api/v1/midjourney/image_to_prompt

此响应不包含正文。

06

错误

HTTP 400

POST /api/v1/midjourney/image_to_prompt

响应 Schema

JSON

{
  "properties": {
    "billing": {
      "properties": {
        "refund": {
          "oneOf": [
            {
              "properties": {
                "refunded_at": {
                  "type": "string"
                }
              },
              "required": [
                "refunded_at"
              ],
              "type": "object",
              "unevaluatedProperties": false
            },
            {
              "enum": [
                null
              ]
            }
          ]
        },
        "reservation": {
          "oneOf": [
            {
              "properties": {
                "amount_cents": {
                  "type": "integer"
                }
              },
              "required": [
                "amount_cents"
              ],
              "type": "object",
              "unevaluatedProperties": false
            },
            {
              "enum": [
                null
              ]
            }
          ]
        },
        "settlement": {
          "oneOf": [
            {
              "properties": {
                "amount_micro_cents": {
                  "type": "integer"
                },
                "charged_amount_cents": {
                  "type": "integer"
                }
              },
              "required": [
                "charged_amount_cents",
                "amount_micro_cents"
              ],
              "type": "object",
              "unevaluatedProperties": false
            },
            {
              "enum": [
                null
              ]
            }
          ]
        }
      },
      "required": [
        "reservation",
        "settlement",
        "refund"
      ],
      "type": "object",
      "unevaluatedProperties": false
    },
    "error": {
      "properties": {
        "code": {
          "type": "string"
        },
        "message": {
          "type": "string"
        }
      },
      "required": [
        "code",
        "message"
      ],
      "type": "object",
      "unevaluatedProperties": false
    }
  },
  "required": [
    "error"
  ],
  "type": "object",
  "unevaluatedProperties": false
}

响应示例

JSON

{
  "error": {
    "code": "source_image_url_is_required",
    "message": "source_image_url is required"
  }
}

07

错误

HTTP 402

POST /api/v1/midjourney/image_to_prompt

响应 Schema

JSON

{
  "properties": {
    "billing": {
      "properties": {
        "refund": {
          "oneOf": [
            {
              "properties": {
                "refunded_at": {
                  "type": "string"
                }
              },
              "required": [
                "refunded_at"
              ],
              "type": "object",
              "unevaluatedProperties": false
            },
            {
              "enum": [
                null
              ]
            }
          ]
        },
        "reservation": {
          "oneOf": [
            {
              "properties": {
                "amount_cents": {
                  "type": "integer"
                }
              },
              "required": [
                "amount_cents"
              ],
              "type": "object",
              "unevaluatedProperties": false
            },
            {
              "enum": [
                null
              ]
            }
          ]
        },
        "settlement": {
          "oneOf": [
            {
              "properties": {
                "amount_micro_cents": {
                  "type": "integer"
                },
                "charged_amount_cents": {
                  "type": "integer"
                }
              },
              "required": [
                "charged_amount_cents",
                "amount_micro_cents"
              ],
              "type": "object",
              "unevaluatedProperties": false
            },
            {
              "enum": [
                null
              ]
            }
          ]
        }
      },
      "required": [
        "reservation",
        "settlement",
        "refund"
      ],
      "type": "object",
      "unevaluatedProperties": false
    },
    "error": {
      "properties": {
        "code": {
          "type": "string"
        },
        "message": {
          "type": "string"
        }
      },
      "required": [
        "code",
        "message"
      ],
      "type": "object",
      "unevaluatedProperties": false
    }
  },
  "required": [
    "error"
  ],
  "type": "object",
  "unevaluatedProperties": false
}

响应示例

JSON

{
  "error": {
    "code": "insufficient_balance",
    "message": "Insufficient balance"
  }
}

08

错误

HTTP 403

POST /api/v1/midjourney/image_to_prompt

响应 Schema

JSON

{
  "properties": {
    "billing": {
      "properties": {
        "refund": {
          "oneOf": [
            {
              "properties": {
                "refunded_at": {
                  "type": "string"
                }
              },
              "required": [
                "refunded_at"
              ],
              "type": "object",
              "unevaluatedProperties": false
            },
            {
              "enum": [
                null
              ]
            }
          ]
        },
        "reservation": {
          "oneOf": [
            {
              "properties": {
                "amount_cents": {
                  "type": "integer"
                }
              },
              "required": [
                "amount_cents"
              ],
              "type": "object",
              "unevaluatedProperties": false
            },
            {
              "enum": [
                null
              ]
            }
          ]
        },
        "settlement": {
          "oneOf": [
            {
              "properties": {
                "amount_micro_cents": {
                  "type": "integer"
                },
                "charged_amount_cents": {
                  "type": "integer"
                }
              },
              "required": [
                "charged_amount_cents",
                "amount_micro_cents"
              ],
              "type": "object",
              "unevaluatedProperties": false
            },
            {
              "enum": [
                null
              ]
            }
          ]
        }
      },
      "required": [
        "reservation",
        "settlement",
        "refund"
      ],
      "type": "object",
      "unevaluatedProperties": false
    },
    "error": {
      "properties": {
        "code": {
          "type": "string"
        },
        "message": {
          "type": "string"
        }
      },
      "required": [
        "code",
        "message"
      ],
      "type": "object",
      "unevaluatedProperties": false
    }
  },
  "required": [
    "error"
  ],
  "type": "object",
  "unevaluatedProperties": false
}

响应示例

JSON

{
  "error": {
    "code": "api_token_credit_limit_exceeded",
    "message": "API key credit limit exceeded"
  }
}

09

错误

HTTP 409

POST /api/v1/midjourney/image_to_prompt

响应 Schema

JSON

{
  "properties": {
    "billing": {
      "properties": {
        "refund": {
          "oneOf": [
            {
              "properties": {
                "refunded_at": {
                  "type": "string"
                }
              },
              "required": [
                "refunded_at"
              ],
              "type": "object",
              "unevaluatedProperties": false
            },
            {
              "enum": [
                null
              ]
            }
          ]
        },
        "reservation": {
          "oneOf": [
            {
              "properties": {
                "amount_cents": {
                  "type": "integer"
                }
              },
              "required": [
                "amount_cents"
              ],
              "type": "object",
              "unevaluatedProperties": false
            },
            {
              "enum": [
                null
              ]
            }
          ]
        },
        "settlement": {
          "oneOf": [
            {
              "properties": {
                "amount_micro_cents": {
                  "type": "integer"
                },
                "charged_amount_cents": {
                  "type": "integer"
                }
              },
              "required": [
                "charged_amount_cents",
                "amount_micro_cents"
              ],
              "type": "object",
              "unevaluatedProperties": false
            },
            {
              "enum": [
                null
              ]
            }
          ]
        }
      },
      "required": [
        "reservation",
        "settlement",
        "refund"
      ],
      "type": "object",
      "unevaluatedProperties": false
    },
    "error": {
      "properties": {
        "code": {
          "type": "string"
        },
        "message": {
          "type": "string"
        }
      },
      "required": [
        "code",
        "message"
      ],
      "type": "object",
      "unevaluatedProperties": false
    }
  },
  "required": [
    "error"
  ],
  "type": "object",
  "unevaluatedProperties": false
}

响应示例

JSON

{
  "error": {
    "code": "request_conflict",
    "message": "The request uses features that are not supported for the selected model"
  }
}

10

错误

HTTP 429

POST /api/v1/midjourney/image_to_prompt

响应 Schema

JSON

{
  "properties": {
    "billing": {
      "properties": {
        "refund": {
          "oneOf": [
            {
              "properties": {
                "refunded_at": {
                  "type": "string"
                }
              },
              "required": [
                "refunded_at"
              ],
              "type": "object",
              "unevaluatedProperties": false
            },
            {
              "enum": [
                null
              ]
            }
          ]
        },
        "reservation": {
          "oneOf": [
            {
              "properties": {
                "amount_cents": {
                  "type": "integer"
                }
              },
              "required": [
                "amount_cents"
              ],
              "type": "object",
              "unevaluatedProperties": false
            },
            {
              "enum": [
                null
              ]
            }
          ]
        },
        "settlement": {
          "oneOf": [
            {
              "properties": {
                "amount_micro_cents": {
                  "type": "integer"
                },
                "charged_amount_cents": {
                  "type": "integer"
                }
              },
              "required": [
                "charged_amount_cents",
                "amount_micro_cents"
              ],
              "type": "object",
              "unevaluatedProperties": false
            },
            {
              "enum": [
                null
              ]
            }
          ]
        }
      },
      "required": [
        "reservation",
        "settlement",
        "refund"
      ],
      "type": "object",
      "unevaluatedProperties": false
    },
    "error": {
      "properties": {
        "code": {
          "type": "string"
        },
        "message": {
          "type": "string"
        }
      },
      "required": [
        "code",
        "message"
      ],
      "type": "object",
      "unevaluatedProperties": false
    }
  },
  "required": [
    "error"
  ],
  "type": "object",
  "unevaluatedProperties": false
}

响应示例

JSON

{
  "error": {
    "code": "rate_limited",
    "message": "Rate limit reached. Please retry later."
  }
}

11

错误

HTTP 503

POST /api/v1/midjourney/image_to_prompt

响应 Schema

JSON

{
  "properties": {
    "billing": {
      "properties": {
        "refund": {
          "oneOf": [
            {
              "properties": {
                "refunded_at": {
                  "type": "string"
                }
              },
              "required": [
                "refunded_at"
              ],
              "type": "object",
              "unevaluatedProperties": false
            },
            {
              "enum": [
                null
              ]
            }
          ]
        },
        "reservation": {
          "oneOf": [
            {
              "properties": {
                "amount_cents": {
                  "type": "integer"
                }
              },
              "required": [
                "amount_cents"
              ],
              "type": "object",
              "unevaluatedProperties": false
            },
            {
              "enum": [
                null
              ]
            }
          ]
        },
        "settlement": {
          "oneOf": [
            {
              "properties": {
                "amount_micro_cents": {
                  "type": "integer"
                },
                "charged_amount_cents": {
                  "type": "integer"
                }
              },
              "required": [
                "charged_amount_cents",
                "amount_micro_cents"
              ],
              "type": "object",
              "unevaluatedProperties": false
            },
            {
              "enum": [
                null
              ]
            }
          ]
        }
      },
      "required": [
        "reservation",
        "settlement",
        "refund"
      ],
      "type": "object",
      "unevaluatedProperties": false
    },
    "error": {
      "properties": {
        "code": {
          "type": "string"
        },
        "message": {
          "type": "string"
        }
      },
      "required": [
        "code",
        "message"
      ],
      "type": "object",
      "unevaluatedProperties": false
    }
  },
  "required": [
    "error"
  ],
  "type": "object",
  "unevaluatedProperties": false
}

响应示例

JSON

{
  "error": {
    "code": "pricing_is_pending_for_this_endpoint",
    "message": "Pricing is pending for this endpoint"
  }
}

12

错误

HTTP 504

POST /api/v1/midjourney/image_to_prompt

响应 Schema

JSON

{
  "properties": {
    "billing": {
      "properties": {
        "refund": {
          "oneOf": [
            {
              "properties": {
                "refunded_at": {
                  "type": "string"
                }
              },
              "required": [
                "refunded_at"
              ],
              "type": "object",
              "unevaluatedProperties": false
            },
            {
              "enum": [
                null
              ]
            }
          ]
        },
        "reservation": {
          "oneOf": [
            {
              "properties": {
                "amount_cents": {
                  "type": "integer"
                }
              },
              "required": [
                "amount_cents"
              ],
              "type": "object",
              "unevaluatedProperties": false
            },
            {
              "enum": [
                null
              ]
            }
          ]
        },
        "settlement": {
          "oneOf": [
            {
              "properties": {
                "amount_micro_cents": {
                  "type": "integer"
                },
                "charged_amount_cents": {
                  "type": "integer"
                }
              },
              "required": [
                "charged_amount_cents",
                "amount_micro_cents"
              ],
              "type": "object",
              "unevaluatedProperties": false
            },
            {
              "enum": [
                null
              ]
            }
          ]
        }
      },
      "required": [
        "reservation",
        "settlement",
        "refund"
      ],
      "type": "object",
      "unevaluatedProperties": false
    },
    "error": {
      "properties": {
        "code": {
          "type": "string"
        },
        "message": {
          "type": "string"
        }
      },
      "required": [
        "code",
        "message"
      ],
      "type": "object",
      "unevaluatedProperties": false
    }
  },
  "required": [
    "error"
  ],
  "type": "object",
  "unevaluatedProperties": false
}

响应示例

JSON

{
  "billing": {
    "refund": null,
    "reservation": null,
    "settlement": null
  },
  "error": {
    "code": "timeout_error",
    "message": "The request timed out"
  }
}

13

错误

HTTP 502

POST /api/v1/midjourney/image_to_prompt

响应 Schema

JSON

{
  "properties": {
    "billing": {
      "properties": {
        "refund": {
          "oneOf": [
            {
              "properties": {
                "refunded_at": {
                  "type": "string"
                }
              },
              "required": [
                "refunded_at"
              ],
              "type": "object",
              "unevaluatedProperties": false
            },
            {
              "enum": [
                null
              ]
            }
          ]
        },
        "reservation": {
          "oneOf": [
            {
              "properties": {
                "amount_cents": {
                  "type": "integer"
                }
              },
              "required": [
                "amount_cents"
              ],
              "type": "object",
              "unevaluatedProperties": false
            },
            {
              "enum": [
                null
              ]
            }
          ]
        },
        "settlement": {
          "oneOf": [
            {
              "properties": {
                "amount_micro_cents": {
                  "type": "integer"
                },
                "charged_amount_cents": {
                  "type": "integer"
                }
              },
              "required": [
                "charged_amount_cents",
                "amount_micro_cents"
              ],
              "type": "object",
              "unevaluatedProperties": false
            },
            {
              "enum": [
                null
              ]
            }
          ]
        }
      },
      "required": [
        "reservation",
        "settlement",
        "refund"
      ],
      "type": "object",
      "unevaluatedProperties": false
    },
    "error": {
      "type": "string"
    }
  },
  "required": [
    "error",
    "billing"
  ],
  "type": "object",
  "unevaluatedProperties": false
}

响应示例

JSON

{
  "billing": {
    "refund": null,
    "reservation": null,
    "settlement": null
  },
  "error": "Bad Gateway"
}

14

生成的代码示例

直接使用 cURL，或安装所用语言的 SDK。每个示例都会提交本参考中经过验证的请求。

CURL

curl -X POST https://runapi.ai/api/v1/midjourney/image_to_prompt \
  -H 'Authorization: Bearer YOUR_API_TOKEN' \
  -H 'Content-Type: application/json' \
  -d '{"source_image_url":"https://cdn.runapi.ai/public/samples/image.jpg"}'

安装

BASH

npm install @runapi.ai/midjourney

JAVASCRIPT

import { MidjourneyClient } from "@runapi.ai/midjourney";

const client = new MidjourneyClient({ apiKey: process.env.RUNAPI_API_KEY });
const result = await client.imageToPrompt.run({
  "source_image_url": "https://cdn.runapi.ai/public/samples/image.jpg"
});

安装

BASH

pip install runapi-midjourney

PYTHON

import os
from runapi.midjourney import MidjourneyClient

client = MidjourneyClient(api_key=os.environ["RUNAPI_API_KEY"])
result = client.image_to_prompt.run(
  source_image_url="https://cdn.runapi.ai/public/samples/image.jpg"
)

安装

BASH

go get github.com/runapi-ai/midjourney-sdk/go@latest

GO

package main

import (
  "context"
  "log"
  "os"

  "github.com/runapi-ai/core-sdk/go/option"
  midjourney "github.com/runapi-ai/midjourney-sdk/go/midjourney"
)

func main() {
  client, err := midjourney.NewClient(option.WithAPIKey(os.Getenv("RUNAPI_API_KEY")))
  if err != nil {
    log.Fatal(err)
  }

  result, err := client.ImageToPrompt.Run(context.Background(), midjourney.ImageToPromptParams{
    SourceImageURL: "https://cdn.runapi.ai/public/samples/image.jpg",
  })
  if err != nil {
    log.Fatal(err)
  }
  _ = result
}

安装

BASH

gem install runapi-midjourney

RUBY

require "runapi/midjourney"

client = RunApi::Midjourney::Client.new(api_key: ENV.fetch("RUNAPI_API_KEY"))
result = client.image_to_prompt.run(
  source_image_url: "https://cdn.runapi.ai/public/samples/image.jpg"
)

安装

KOTLIN

implementation("ai.runapi:runapi-midjourney")

JAVA

import ai.runapi.midjourney.MidjourneyClient;
import ai.runapi.midjourney.types.ImageToPromptParams;
import ai.runapi.midjourney.types.ImageToPromptResponse;

public final class Example {
  public static void main(String[] args) {
    MidjourneyClient client = MidjourneyClient.builder()
        .apiKey(System.getenv("RUNAPI_API_KEY"))
        .build();
    ImageToPromptResponse result = client.imageToPrompt().run(
        ImageToPromptParams.builder()
        .sourceImageUrl("https://cdn.runapi.ai/public/samples/image.jpg")
            .build()
    );
  }
}

安装

BASH

composer require runapi-ai/midjourney

PHP

<?php

require __DIR__ . '/vendor/autoload.php';

use RunApi\Core\ClientOptions;
use RunApi\Midjourney\MidjourneyClient;

$client = new MidjourneyClient(new ClientOptions(apiKey: getenv('RUNAPI_API_KEY')));
$result = $client->imageToPrompt->run([
  "source_image_url" => "https://cdn.runapi.ai/public/samples/image.jpg"
]);

15

Midjourney Image-to-Prompt

概览

快速开始

端点

支持的模型

请求 Schema

成功响应

响应示例

错误

错误

响应示例

错误

响应示例

错误

响应示例

错误

响应示例

错误

响应示例

错误

响应示例

错误

响应示例

错误

响应示例

生成的代码示例

安装

安装

安装

安装

安装

安装

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