Live ranking of DEX liquidity pools by estimated 24h USD trading volume, computed from on-chain pool fee accumulators across Ethereum, Base, Arbitrum, Optimism, Polygon, BNB Chain and Avalanche: pair, base and quote asset, DEX, chain, 24h volume, 24h fees and TVL. Price, open/high/low and 30d volume are null (replaced the Coinbase Exchange feed). Filter with q=WETH or q=base Formats: format=json (default) or format=csv (text/csv); optional q, limit, offset.