Cat Facts
A random cat fact in one call. The hello-world of APIs, and it never gets old.
Random slips of advice — some wise, some weird, all free.
This runs in your browser, straight against the real API. Edit the URL and experiment — break nothing, learn everything.
Press Run to call Advice Slip live.
Not a mockup — this is what Advice Slip actually returned when we verified it on 23 Oct 2026 (in 1116 ms).
{
"slip": {
"id": 150,
"advice": "The most important thing is the thing most easily forgotten."
}
}Three ways to call Advice Slip — pick your weapon.
// Advice Slip — no build step, no library. Just fetch.
const res = await fetch("https://api.adviceslip.com/advice");
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/advice-slip/"><img src="https://freeapis.akclnt.com/badge/advice-slip.svg" alt="Advice Slip — 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.