demo · v144

Removal Note

Probe for Protected Audience (formerly FLEDGE) in this browser, then try the recommended migration — a server-side contextual auction stub that picks an ad using only first-party signals.

Protected Audience API status:

recommended migration — server-side contextual auction

click "request ad" to invoke the contextual ad server

the API (removed) and replacement

// REMOVED in Chrome 144
// await navigator.joinAdInterestGroup({ owner, name, biddingLogicURL });
// const winner = await navigator.runAdAuction({ seller, decisionLogicURL, ... });

// REPLACEMENT — contextual auction on your origin
const res = await fetch('/ads?topic=' + topic);
const { creative } = await res.json();
adFrame.src = creative;

see also