Cat Facts
A random cat fact in one call. The hello-world of APIs, and it never gets old.
Ask a yes/no question, get an answer and a GIF. Decision-making, gamified.
This runs in your browser, straight against the real API. Edit the URL and experiment — break nothing, learn everything.
Press Run to call YesNo.wtf live.
Not a mockup — this is what YesNo.wtf actually returned when we verified it on 23 Oct 2026 (in 1539 ms).
{
"answer": "no",
"forced": false,
"image": "https://yesno.wtf/assets/no/17-829284e9dd894ce9fb65fbe86d2e382c.gif"
}Three ways to call YesNo.wtf — pick your weapon.
// YesNo.wtf — no build step, no library. Just fetch.
const res = await fetch("https://yesno.wtf/api");
const data = await res.json();
console.log(data);Add the live-verified badge to your docs or repo — it only ever displays the status from our latest check.
<a href="https://freeapis.akclnt.com/api/yesno-wtf/"><img src="https://freeapis.akclnt.com/badge/yesno-wtf.svg" alt="YesNo.wtf — live-verified free API on AKCLNT Free APIs"></a>
📜 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
A random cat fact in one call. The hello-world of APIs, and it never gets old.
Programming, general and pun jokes with safe-mode filters and categories.
Simple random jokes — setup and punchline — no key, no fuss.