Trader A (Maker fee: 0.02%; Taker fee: 0.03%) bought 100 contracts of call options (notional is 1 BTC): If trader A is the taker when order filled, so the Trading fee = Min(0.03% × 0.01 × 1 × 100, 7% × 0.05 × 0.01 × 1 × 100) = 0.0003 BTC; If trader A is the maker when order filled, so the Trading fee = Min(0.02% × 0.01 × 1 × 100, 7% × 0.05 × 0.01 × 1 × 100) = 0.0002 BTC.

Choose minutes (1–60 min) or hours (1–24 hrs); default is 1 minute Number of orders Number of orders to split the total into; range 2–90, default is 2Optional parameters Parameter Description Price range Set a minimum and/or maximum price/rate. Orders are skipped when the price is outside your range and resume when the price returnsHow to create a DCA strategyOn the web 1. Go to the OKX Wallet official website and connect your OKX Wallet extension 2.