Optimism’s OP Mainnet posts 3x transaction growth since early 2024

Ethereum’s Layer 2 landscape is increasingly a volume game, and OP Mainnet is playing it well. Monthly transactions on the network are now three times higher than levels recorded in early 2024, a climb that accelerated sharply through what the Optimism team internally tracks as “Year 4.” That period alone saw monthly transaction counts surge more than 60%, driven by a combination of collapsing fees, high-profile project arrivals, and infrastructure changes that made the network meaningfully faster and cheaper to use. What’s actually driving the numbers The single clearest catalyst in recent months has been ether.fi’s migration of its non-custodial crypto card product onto OP Mainnet, completed between February and April 2026. The move brought roughly $220 million in total value locked to the network, added 300,000 new accounts, resulted in 70,000 Visa debit cards being issued, and is generating around $2 million in daily payment volume. On February 5, 2026, that load hit a single-day record: 3,823,880 transactions processed in 24 hours. Fees are a significant part of the story too. By Q4 2024, average transaction costs on OP Mainnet had fallen to $0.03, a direct consequence of EIP-...