OKX opens the Exchange OS Open API, supporting participation in "Prophet Season 3" through the API Odaily Planet Daily News: According to official sources, OKX has now opened the Exchange OS Open API, providing on chain spot and perpetual contract trading interfaces for developers and professional trading users. Developers can integrate trading robots, trading terminals, and other trading systems into Exchange OS, obtain market trends, manage orders, and execute on chain trading strategies through APIs. The transaction process adopts a self custody mode, and relevant transaction records can be verified on the chain. In addition, this Open API synchronization supports "Prophet Season 3". During the public beta period, eligible users can participate in predictive trading and related ranking activities using free XP through the API, compete for corresponding prize pools, and test automated trading strategies.