POST

/api/v1/images/generations

Generate images from text prompts using any supported image model.

Request Body

Parameter	Type	Description
`model` required	string	Image model slug, e.g. "flux-schnell", "dall-e-3"
`prompt` required	string	Text description of the image to generate.
`n`	number	Number of images (1-4).Default: `1`
`size`	string	"256x256", "512x512", "1024x1024", "1024x1792", "1792x1024"Default: `"1024x1024"`
`quality`	string	"standard" or "hd".
`style`	string	"vivid" or "natural".
`negative_prompt`	string	Things to exclude from the image.

Examples

javascript

import OpenAI from "openai";

const client = new OpenAI({
  apiKey: "rw_live_xxxxx",
  baseURL: "https://railwail.com/api/v1",
});

const response = await client.images.generate({
  model: "flux-schnell",
  prompt: "A beautiful sunset over Tokyo",
  size: "1024x1024",
});

console.log(response.data[0].url);

Response

JSON

{
  "created": 1700000000,
  "data": [
    {
      "url": "https://cdn.railwail.com/images/abc123.png",
      "revised_prompt": "A stunning sunset casting warm orange..."
    }
  ]
}

Compatible Models

flux-schnell

flux-1.1-pro

flux-dev

dall-e-3

dall-e-2

stable-diffusion-3.5-large

ideogram-v2

recraft-v3

+ more

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