Non-custodial
FDUSD settles straight to your wallet. U.CASH routes and notifies, it never holds your funds.
Accept FDUSD payments from any Ethereum wallet. Non-custodial checkout; U.CASH prices the invoice at the live dollar rate.
Merchants choose U.CASH to take FDUSD without giving up custody or control.
FDUSD 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 FDUSD.
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 First Digital USD wallet can pay. No chargebacks, no geography holds.
You set what counts as paid. Tune the confirmation policy for FDUSD per store.
Sign up at U.CASH Pay and create a checkout that accepts First Digital USD alongside cards on 34 networks.
Send a Pay-Now link, drop in the universal embed, or call the API server-side.
The payer chooses First Digital USD from any wallet. U.CASH watches the chain against your confirmation policy.
Once confirmed, FDUSD 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 125+ 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.
First Digital USD default policy: Follows Ethereum (~12 confirmations). Adjustable per store.
Auto-forward to an xpub or address, or hold in your own wallet and withdraw anytime.
The largest US-dollar stablecoin, live on Ethereum, Tron, and BNB Chain.
A fully-reserved US-dollar stablecoin across EVM chains.
PayPal USD (PYUSD) is Paxos-issued dollar stablecoin on Ethereum: accept, swap and buy.
Ethena's synthetic dollar; buy and sell via partner rails.
Non-custodial checkout for FDUSD and 34 networks, live in minutes.