Nano Banana Pro API：13c ≈ $0.13 / 1K 分辨率图像起

# Nano Banana Pro · 统一任务接口（图像与视频同端点 /videos）
curl https://api.modapis.com/v1/videos \
  -H "Authorization: Bearer $MODAPIS_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "nano-banana-pro",
    "prompt": "把照片里的夏天改成冬天，保持人物与构图不变"
  }'

# 轮询：GET https://api.modapis.com/v1/videos/{id} → status:"completed" 后取顶层 url

import os, requests, time

API = "https://api.modapis.com/v1"
H = {"Authorization": f"Bearer {os.environ['MODAPIS_API_KEY']}"}

def call(method, url, **kw):              # 统一出口：非 200 直接给可读错误
    r = requests.request(method, url, headers=H, timeout=60, **kw)
    if r.status_code != 200:
        raise SystemExit(f"HTTP {r.status_code}: {r.text}")  # 401 = Key 无效/被吊销
    return r.json()

task = call("POST", f"{API}/videos", json={
    "model": "nano-banana-pro",
    "prompt": "把照片里的夏天改成冬天，保持人物与构图不变",
})

while task["status"] != "completed":        # queued → in_progress → completed
    if task["status"] == "failed":
        raise SystemExit(task.get("error"))  # 失败终态：message + code
    time.sleep(3)
    task = call("GET", f"{API}/videos/{task['id']}")

print(task["url"])                          # 成品地址在顶层 url 字段

const API = "https://api.modapis.com/v1";
const H = { Authorization: `Bearer ${process.env.MODAPIS_API_KEY}` };

const call = async (url, opts = {}) => {
  const r = await fetch(url, { headers: H, ...opts });
  if (!r.ok) throw new Error(`HTTP ${r.status}: ${await r.text()}`);
  return r.json();
};

let task = await call(`https://api.modapis.com/v1/videos`, {
  method: "POST",
  body: JSON.stringify({ model: "nano-banana-pro", prompt: "把照片里的夏天改成冬天，保持人物与构图不变" }),
});

while (task.status !== "completed") {        // queued → in_progress → completed
  if (task.status === "failed") throw new Error(JSON.stringify(task.error));
  await new Promise(r => setTimeout(r, 3000));
  task = await call(`https://api.modapis.com/v1/videos/${task.id}`);
}
console.log(task.url);                       // 成品地址在顶层 url 字段