Abstract is an Ethereum Layer 2 blockchain built on a ZK rollup stack, focused on consumer applications and mass adoption. It launched mainnet in 2025 with EVM compatibility, low fees, and fast transactions, using ETH as its native gas token.
ZK Rollup. Settlement on U.CASH is non-custodial: every payment moves on-chain, direct to a wallet you control. Confirmation policy for Abstract: Credited with a fast confirmation policy suited to quick ZK rollup blocks..
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.
Ethereum L2 built on the OP Stack.
Leading Ethereum L2 by activity.
EVM sidechain built for fast, cheap payments.
zkEVM Ethereum Layer 2 for low-cost scaling.
OP Stack Ethereum L2.
One account unlocks accept, swap, buy, and the rest of the U.CASH network across 30+ chains.