Cat Facts

A random cat fact in one call. The hello-world of APIs, and it never gets old.

StatusLive · verified 23 Oct 2026 · 1404 ms

AuthenticationNone — call it right now

Browser CORSYes — works from front-end code

Free limitsFree, no key

Official docs ↗ ▶ Open the playground

▶ Live playground

This runs in your browser, straight against the real API. Edit the URL and experiment — break nothing, learn everything.

Press Run to call Cat Facts live.

📸 Real response, captured by us

Not a mockup — this is what Cat Facts actually returned when we verified it on 23 Oct 2026 (in 1404 ms).

{
  "fact": "Owning a cat is actually proven to be beneficial for your health.",
  "length": 65
}

💻 Copy-paste code

Three ways to call Cat Facts — pick your weapon.

// Cat Facts — no build step, no library. Just fetch.
const res = await fetch("https://catfact.ninja/fact");
const data = await res.json();
console.log(data);

# Cat Facts with Python requests
import requests

r = requests.get("https://catfact.ninja/fact")
print(r.status_code)
print(r.json())

# Cat Facts from your terminal
curl "https://catfact.ninja/fact"

🏅 Own this API?

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📜 Full check history & uptime · Status as JSON · Health score: B · 84/100

🔔 Watch this API — a quiet feed that only speaks the week its status changes (down, recovered, reclassified). How it works