Institutional-GradeTreasury YieldsOn-Chain

Access US Treasury yields through a regulated, transparent vault infrastructure. Built on Arc Network with the security institutions demand.

USYC Coins
Protocol MetricsLive
Current APY0.00%
Total Value Locked$0.0
Active Depositors0.0
Collateral Ratio1:1 Backed

Global Network Infrastructure

Connected across chains, accessible worldwide

Core Infrastructure

Institutional-grade components built on proven foundations

Yield Vault

ERC-4626 compliant vault for automated Treasury yield access. Deposit USDC, earn ~3-5% APY.

Payment Streams

Real-time payment flows for salaries, subscriptions, and vesting schedules.

Treasury Collateral

1:1 backed by short-term US Treasury bills. Segregated custody with quarterly audits.

Cross-Chain Access

Bridge from Ethereum, Arbitrum, Base, and other major networks via Arc Gateway.

How It Works

Three steps to access Treasury yields

01

Deposit Stablecoins

Transfer USDC or EURC to the USYC vault via Arc Network or supported bridges.

02

Receive USYC Tokens

Mint yield-bearing USYC tokens representing your share of Treasury collateral.

03

Accrue & Withdraw

Watch your balance grow and redeem to stablecoins anytime with instant settlement.

Litepaper

Everything you need to know about USYC Protocol Labs

Download PDF

USYC Protocol Labs is a decentralized yield vault protocol built on Circle's Arc Network, enabling users to earn real US Treasury Bill yields through USYC tokenized assets. By bridging traditional finance stability with DeFi accessibility, we provide institutional-grade yields to everyday users through simple USDC and EURC deposits.

The current DeFi landscape presents significant challenges:

Volatile Returns
Most DeFi yields are unsustainable and fluctuate dramatically
High Risk
Complex protocols expose users to smart contract risks
Limited Access
Treasury yields remain inaccessible to retail users
Complexity
Existing solutions require technical knowledge

USYC Protocol bridges TradFi stability with DeFi accessibility:

Real Yield
~3.72% APY backed by actual US Treasury Bills
Simple UX
Deposit USDC or EURC, earn yield automatically
Flexible Options
Choose lock periods for bonus APY up to 16.9%
Institutional Grade
Built on Circle's regulated Arc Network
1
Deposit USDC/EURC
2
Enters Yield Vault
3
Converts to USYC
4
Earns T-Bill Yield
5
Withdraw Anytime
FeatureDescription
Treasury Yield VaultReal yield from US Treasury Bills, not inflationary rewards
Multi-CurrencyDeposit in USDC (USD) or EURC (EUR)
Flexible OptionsInstant access or lock for enhanced APY
Payment StreamingReal-time payments for payroll & subscriptions
Institutional SecurityBuilt on Circle's regulated Arc Network
Lock PeriodBase APYBonusTotal APY
Flexible3.45%+0.27%3.72%
1 Month3.45%+4.05%7.50%
3 Months3.45%+10.05%13.50%
12 Months3.45%+13.45%16.90%

Base APY reflects current USYC yield from US Treasury Bills. Lock bonuses reward longer commitments.

YieldVault: Core deposit/withdraw
PaymentStream: Streaming payments
Proxy: ERC-1967 upgradeable
Timelock: Admin security delay

Deployed Contracts (Testnet)

YieldVault:0x2f685b5Ef138Ac54F4CB1155A9C5922c5A58eD25
PaymentStream:0x1fcb750413067Ba96Ea80B018b304226AB7365C6
Upgradeable Contracts
ERC-1967 proxy pattern for safe upgrades
Timelock Protection
24-48h delay on admin actions
OpenZeppelin
Built on battle-tested libraries
Access Controls
Role-based permissions system
Planned Audit
Third-party security review scheduled
Testnet LaunchQ1 2026LIVE
Deploy on Arc Testnet
Whitelist PhaseQ1 2026
Early access for selected users
Security AuditQ2 2026
Third-party code review
Mainnet LaunchQ2 2026
Public deployment
ExpansionQ3 2026
Multi-chain & new features
AA
AbdelAziz M.
Founder & Lead Developer
DeFi DeveloperArc AmbassadorSolidity

This Litepaper is for informational purposes only. USYC Protocol Labs is currently in testnet phase. Nothing in this document constitutes financial, investment, legal, or tax advice. The information provided is subject to change without notice. Past performance is not indicative of future results. Cryptocurrency investments carry significant risks. Please conduct your own research and consult with qualified professionals before making any investment decisions. USYC Protocol Labs makes no warranties about the accuracy, completeness, or reliability of the information contained herein.

USYC Protocol Labs — Litepaper v1.0 — January 2026

Network Status

Real-time protocol and network metrics

View on Explorer
MetricValueChange 24hStatus
USYC Price
$1.1107+0.04%Stable
Block Height
8,291,482+14,201Synced
Daily Active Users
1,247+8.2%Normal
Yield Distributed (MTD)
$1,284,012Active

Start Earning Treasury Yields

Join institutional investors accessing the most reliable yield source in digital assets. Backed by the full faith of US Treasuries.