Cobalt API Alternative

// migrate.mjs, Node.js 18+, no packages. Run: GIS_KEY=gis_live_... node migrate.mjs
// cobalt needs only a url. This API also needs a service ID, so pick it from the link.
const API_URL = "https://developers.getinsaver.com/v1/resolve";
const HOSTS = { "instagram.com": "instagram", "tiktok.com": "tiktok", "x.com": "x", "twitter.com": "x", "pinterest.com": "pinterest", "pin.it": "pinterest", "t.me": "telegram" };

function serviceFor(link) {
  const url = new URL(link);
  const host = url.hostname.replace(/^(www|m|vm|vt)\./, "");
  if (host === "instagram.com" && url.pathname.startsWith("/stories/highlights/")) return "instagram-highlight";
  if (host === "instagram.com" && url.pathname.startsWith("/stories/")) return "instagram-story";
  return HOSTS[host];
}

// One shape instead of tunnel, redirect and picker: [{ type: "video", url: "https://..." }]
async function download(link) {
  const service = serviceFor(link);
  if (!service) throw new Error("Not a supported link");
  const response = await fetch(API_URL, {
    method: "POST",
    headers: { Authorization: `Bearer ${process.env.GIS_KEY}`, "Content-Type": "application/json" },
    body: JSON.stringify({ service, url: link }),
    signal: AbortSignal.timeout(130_000)
  });
  const data = await response.json();
  if (!response.ok) throw new Error(`${data.code}: ${data.message}`);
  return data.items;
}

for (const item of await download("https://www.instagram.com/reel/SHORTCODE/")) console.log(item.type, item.url);