FLUX 3 Image Klein テキストから画像を生成 API

import os, time, requests

API = "https://cheapergen.com/api/v1"
headers = {"Authorization": f"Bearer {os.environ['CHEAPERGEN_API_KEY']}"}

# 1. Submit the job
job = requests.post(f"{API}/run/bfl/flux-3-image-klein/text-to-image", headers=headers, json={
    "prompt": "手びねりのテラコッタ花瓶に、乾燥したオレンジ色のラナンキュラスを飾ったエディトリアルな静物写真。トラバーチンの台座、左から差す低いゴールデンアワーの光、漆喰壁に伸びる柔らかな影、中判フィルム写真。",
    "aspect_ratio": "1:1",
    "resolution": "1K"
}).json()

# 2. Poll until it finishes (or pass "webhook_url" and skip polling)
while job["status"] in ("queued", "running"):
    time.sleep(3)
    job = requests.get(f"{API}/generations/{job['id']}", headers=headers).json()

print(job["status"], job["output"]["images"][0]["url"] if job["status"] == "succeeded" else job["error"])

curl -X POST https://cheapergen.com/api/v1/run/bfl/flux-3-image-klein/text-to-image \
  -H "Authorization: Bearer $CHEAPERGEN_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
  "prompt": "手びねりのテラコッタ花瓶に、乾燥したオレンジ色のラナンキュラスを飾ったエディトリアルな静物写真。トラバーチンの台座、左から差す低いゴールデンアワーの光、漆喰壁に伸びる柔らかな影、中判フィルム写真。",
  "aspect_ratio": "1:1",
  "resolution": "1K"
}'

{
  "id": "gen_8c2QmX1nq0k4",
  "object": "generation",
  "model": "bfl/flux-3-image-klein",
  "endpoint": "bfl/flux-3-image-klein/text-to-image",
  "mode": "text-to-image",
  "status": "succeeded",
  "input": {
    "prompt": "手びねりのテラコッタ花瓶に、乾燥したオレンジ色のラナンキュラスを飾ったエディトリアルな静物写真。トラバーチンの台座、左から差す低いゴールデンアワーの光、漆喰壁に伸びる柔らかな影、中判フィルム写真。",
    "aspect_ratio": "1:1",
    "resolution": "1K"
  },
  "output": {
    "images": [
      {
        "url": "https://cdn.cheapergen.com/outputs/gen_8c2Q-0.png",
        "content_type": "image/png",
        "width": 2048,
        "height": 2048
      }
    ]
  },
  "error": null,
  "cost": {
    "amount_usd": 0.2255,
    "currency": "usd",
    "estimated": false,
    "official_usd": 0.264,
    "list_price_source": "official",
    "list_price_label": "Official",
    "saved_usd": 0.0385
  },
  "source": "api",
  "created_at": "2026-10-15T09:21:04Z",
  "started_at": "2026-10-15T09:21:06Z",
  "completed_at": "2026-10-15T09:22:31Z"
}