PumpFun is testing its own in-house AMM, potentially reducing reliance on Raydium for liquidity and trading of newly launched tokens.PumpFun's move to develop its own AMM could lead to a significant drop in trading volume for Raydium.The new strategy aims to reduce dependency on Raydium and gain more control over liquidity and transaction fees.PumpFun's decision to launch its own AMM may result in a major shift in the Solana memecoin market.