Ink is an Ethereum Layer 2 blockchain built on the OP Stack as part of the Superchain. It launched mainnet in 2024 with EVM compatibility and fast block times, using ETH as its native gas token for low-cost transactions.
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 Ink: Credited with a confirmation policy tuned to the optimistic rollup's fast block production..
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.
Consumer-focused Ethereum ZK L2.
Ethereum L2 and home of the OP Stack.
One account unlocks accept, swap, buy, and the rest of the U.CASH network across 30+ chains.