Jupiter Exchange ranks as top DEX aggregator across all chains, but the crown is slipping

Jupiter Exchange continues to hold the title of highest-volume decentralized exchange aggregator, a feat made more impressive (or more puzzling, depending on your perspective) by the fact that it only operates on a single blockchain. While multi-chain aggregators like 1inch and Jumper span dozens of networks, Jupiter has built its empire entirely within Solana’s walls. The numbers behind the throne According to DefiLlama data from September 2026, Jupiter recorded $15.5 billion in 30-day aggregator volume. That figure puts it ahead of DFlow at $9.2 billion and OKX at $3.8 billion on Solana alone. The platform’s cumulative aggregator volume has surpassed $1.28 trillion since its October 2021 launch, routing trades across more than 20 Solana DEXs and automated market makers including Raydium, Orca, and Meteora. For context, Jupiter historically captured over 90% of aggregator volume on Solana. It also accounted for more than half of total DEX volume on the entire network during peak periods. But the trajectory has shifted. By late August 2026, Jupiter’s daily share of the Solana aggregator market had fallen to 68%. On one particularly rough day, it dipped to 48%, meaning competitors w...