How to Build a DCA Bot with a Swap API

Dollar-cost averaging (DCA) is the practice of investing a fixed amount at regular intervals regardless of price. It is one of the most studied strategies in both traditional and crypto markets. A Vanguard analysis of rolling 10-year periods found that DCA reduced maximum drawdown by 30-40% compared to lump-sum entries. In crypto specifically, a Bitcoin DCA strategy of $100/week from January 2019 through December 2024 turned $31,400 in contributions into approximately $150,000 — a 378% return — despite buying through two major bear markets. According to CoinDCA data, investors who DCA'd through the 2022 crash saw their cost basis drop 45% below the eventual recovery price, turning paper losses into outsized gains. A Bitwise study showed that 83% of investors who attempted to time the crypto market underperformed a simple weekly DCA over any three-year window. Meanwhile, the global crypto trading bot market reached $2.1 billion in 2025, growing at 12% annually as more traders automate e