ひとつの API。
すべてのモデル。

1import { writeFile } from "node:fs/promises";2 3const API = "https://opencran.com/api/v1/api/catalog";4const auth = { Authorization: `Bearer ${process.env.OPENCRAN_API_KEY}` };5 6// 1. Generate an image7const res = await fetch(`${API}/generations`, {8  method: "POST",9  headers: { ...auth, "Content-Type": "application/json", "Idempotency-Key": crypto.randomUUID() },10  body: JSON.stringify({11    modelId: "luma/uni-v1/text-to-image",12    inputs: { prompt: "Neon city street after rain, cinematic night", size: "16:9" },13  }),14});15let { generation } = await res.json();16 17// 2. Wait for the result18while (generation.status === "queued" || generation.status === "generating") {19  await new Promise((r) => setTimeout(r, 3000));20  ({ generation } = await (await fetch(`${API}/generations/${generation.id}`, { headers: auth })).json());21}22 23// 3. Save the file24const file = await fetch(`${API}/generations/${generation.id}/content`, { headers: auth });25await writeFile("result.jpeg", Buffer.from(await file.arrayBuffer()));