Live on Arc Testnet

Programmable Treasury Yields

Earn 3.22% APY from US Treasury Bills. Deposit USDC, create payment streams, and access institutional-grade yield — all on-chain.

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Total Value Locked

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Current APY

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Active Streams

Core Features

YieldVault

Deposit USDC and earn institutional-grade yield backed by US Treasury Bills via Hashnote USYC. Non-custodial, transparent, and fully on-chain.

3.22% – 3.72% APY

Start Earning

Payment Streams

Create programmable USDC payment streams with yield accruing on locked funds. Recipients earn while they wait — a DeFi-native payroll solution.

0 active streams

Create Stream

Cross-Chain Bridge

Deposit USDC from 7 chains (Ethereum, Arbitrum, Base, Optimism, Polygon, Avalanche, Solana) via Circle CCTP V2. Bridged directly into the vault.

7 source chains supported

Bridge & Deposit

How It Works

Three steps to start earning institutional-grade yield on your USDC.

Connect Wallet

Use MetaMask, WalletConnect, or create a passkey wallet with Circle Modular Wallets for gasless onboarding.

Deposit USDC

Deposit directly on Arc, or bridge from 7 chains via Circle CCTP V2. Your USDC is converted to vault shares.

Earn Yield

Your vault shares appreciate as US Treasury Bill yield accrues. Claim anytime or stream payments to others.

Backed by Hashnote USYC

The YieldVault deposits into Hashnote's US Yield Coin (USYC) — a tokenized money market fund investing in short-term US Treasury Bills. Institutional-grade, regulated, and transparent.

USYC Price: $1.1149(fallback)

Net APY: 3.22%

Ready to start earning?

Connect your wallet and deposit USDC in under 2 minutes.

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