Developers can charge fees from user orders, GMX opens Builder Fees mechanism in Solana Odaily Planet Daily News GMX On the X platform, it was announced that the Builder Fees mechanism has been opened in Solana. Third party developers can build trading interfaces, route orders, or automate tools, and charge fees from each open position order submitted by users. Developers need to publish the rate on the chain, and traders sign the rate in each order; The fee is added to the standard transaction fee and calculated based on changes in the position. For example, if the position increases by $1000 and the rate is 0.01%, a fee of $0.10 will be charged, and the final settlement will be made to the developer's application treasury. Orders submitted through the developer interface will use the same liquidity pool, oracle prices, and price impact rules as other orders. Builder Fees applies to market and limit increase, decrease, and stop loss decrease orders, and is not applicable to redemption, liquidation, or ADL.