Live on Arc Testnet

Treasury yields,
on-chain.

Access US Treasury yields through USYC with instant liquidity and real-time payment streaming. Built for institutions, accessible to everyone.

4.5%
Treasury APY
2
Protocols Live
<1s
Settlement Time

Protocols

Composable infrastructure for programmable yield and payment flows

Testing Phase

Yield Vault

Deposit USDC, earn Treasury yields. Instant withdrawals with no lock-ups. Fully composable vault shares.

US Treasury-backed
Yields sourced from government bonds
Instant liquidity
No withdrawal delays or penalties
Fully composable
Use vault tokens across DeFi
View contract on Arcscan
Testing Phase

Payment Streams

Stream payments in real-time. Per-second distribution for payroll, subscriptions, and vesting schedules.

Real-time flows
Money moves every second
Flexible control
Cancel anytime, instant refunds
Multiple use cases
Payroll, subscriptions, vesting
View contract on Arcscan
Arc Network

Powered by Arc Network

The economic operating system built by Circle

Built by Circle

Circle, the company behind USDC, created Arc Network. Trusted infrastructure for institutional-grade DeFi.

Native USDC & USYC

First L1 blockchain with native stablecoin integration. USYC for Treasury yields, USDC for payments.

Instant Settlement

Sub-second transaction finality enables real-time payment streaming and instant withdrawals.

Enterprise Security

Bank-grade security standards with regulatory compliant infrastructure for institutional adoption.

Ready to integrate?

Documentation and contract addresses available now