According to CoinMeta, OKX has announced that it will add ROBOUSD UM ( X-Perp ), ARBUSD UM ( X-Perp ), and OPUSD UM ( X-Perp ) to multiple services, including futures contracts, with the official launch date set for August 11, 2026. The specific launch times are as follows: ROBOUSD UM trading will commence on August 11, 2026, at 17:00 ( UTC +8), ARBUSD UM trading will start on August 11, 2026, at 17:15 ( UTC +8), and OPUSD UM trading will begin on August 11, 2026, at 17:30 ( UTC +8).