The experimental app, internally called βArena,β would be independent of Facebook and Instagram. It could compete for attention with Polymarket and Kalshi, the biggest prediction markets.
OpenEvidence, a fast-growing start-up, is using artificial intelligence to help doctors find answers to clinical questions for diagnosis and treatment.
The changes, after Metaβs legal losses in two child safety cases, are aimed at limiting harmful content shown to teenagers on Instagram, Facebook and Messenger.