For more details, please refer to Notice on OKX Event Contract Fee UpdateXAU (Gold) event contractWhat is the XAU (Gold) event contract? OKX launched the XAU (Gold) event contract on June 16, 2026 — the first event contract with a traditional finance (TradFi) asset as its underlying. It works the same way as other event contracts: choose Up or Down, buy shares, and collect 1 USDT per share if your judgment is correct.