Base is an Ethereum Layer 2 built on the OP Stack. It inherits Ethereum's security while keeping fees a fraction of mainnet, making it a popular home for stablecoin payments and consumer apps.
Optimistic Rollup (OP Stack). Settlement on U.CASH is non-custodial: every payment moves on-chain, direct to a wallet you control. Confirmation policy for Base: Credited after a few L2 confirmations, typically under a minute; deeper finality on Ethereum L1..
A single U.CASH account works across accept, swap, and buy. Pick where to start.
Take ETH in checkout alongside cards and 30+ chains. White-label, non-custodial, live in minutes.
Trade ETH for any asset across the network, routed for the best price.
Get ETH with any asset you hold, one step, settled to your wallet.
Receive, hold, and settle ETH your way.
The leading smart-contract blockchain and home of ERC-20.
Leading Ethereum L2 by activity.
Ethereum L2 and home of the OP Stack.
EVM sidechain built for fast, cheap payments.
The original proof-of-work blockchain and largest cryptocurrency.
High-throughput EVM chain for consumer apps.
One account unlocks accept, swap, buy, and the rest of the U.CASH network across 30+ chains.