Non-custodial
S settles straight to your wallet. U.CASH routes and notifies, it never holds your funds.
Accept S and ERC-20 payments on Sonic with non-custodial checkout and sub-second finality.
Merchants choose U.CASH to take S without giving up custody or control.
S settles straight to your wallet. U.CASH routes and notifies, it never holds your funds.
Offer fiat cards through your own merchant account in the same checkout, side by side with S.
Your logo, colors, and domain. The payment surface is yours; U.CASH is just the rails.
A flat fee per transaction, no spreads, no hidden routing cuts. You see exactly what you pay.
Anyone with a Sonic wallet can pay. No chargebacks, no geography holds.
You set what counts as paid. Tune the confirmation policy for S per store.
Sign up at U.CASH Pay and create a checkout that accepts Sonic alongside cards and 30+ other chains.
Send a Pay-Now link, drop in the universal embed, or call the API server-side.
The payer chooses Sonic from any wallet. U.CASH watches the chain against your confirmation policy.
Once confirmed, S settles on-chain to the address you control, with a signed webhook.
Live in minutes. Drop a button on any site, or call the API server-side.
Create checkouts server-side with signed, replay-safe webhooks. Build any flow.
A universal embed script and Pay-Now buttons for any website, no backend needed.
WooCommerce, Shopify, Magento, and 120+ integrations across the stack.
Email a Pay-Now link or a full invoice and get paid without a storefront.
Mobile POS apps and donation overlays for in-person and creator use.
Pay and pay out to ENS, Unstoppable Domains, and FIO handles, not raw addresses.
On-chain, peer to peer, direct to the wallet address you configured. No pooled balance.
Sonic default policy: Credited once the transaction finalizes on-chain, typically well under a second.. Adjustable per store.
Auto-forward to an xpub or address, or hold in your own wallet and withdraw anytime.
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.
EVM L1 with Proof-of-Liquidity consensus.
Fast-finality EVM chain with sub-second settlement.
Non-custodial checkout for S and 30+ chains, live in minutes.