Earn on your stablecoins

Maximize your stablecoin rewards with . Withdraw to USDC, USDS, or DAI at any time with no slippage or platform fees.

The USDS borrowing rate and sUSDS savings rate are unaffected by liquidity utilization. Instead, they are set by Sky’s governance through on-chain voting cycles. Upcoming rate changes are announced publicly on Spark’s official channels.

Earn on your stablecoins

Unlock growth across DeFi

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Grow your non‑custodial savings with transparent rates
Supply your stable assets and receive Savings USDS. Rewards are generated through Sky’s protocol revenue, and the rate at which they’re distributed is determined by Sky’s community-driven governance. Revenues are generated with returns determined transparently by Sky governance. You can withdraw anytime into USDC, DAI, or USDS with zero slippage. Savings Rate is available on Ethereum and Base.
- SaveSave
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Borrow USDS at scale with transparent rates
Borrow USDS against your supplied assets. Transparent rates, determined by Sky, help to limit surprises even when at high borrowing scales.
- Borrow USDSBorrow USDS
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Supply and borrow other highly-liquid assets
Create and manage positions with leading assets –ETH, wstETH, rETH, weETH, and cbBTC– and easily monitor and rebalance them in real time.
- Lend & BorrowLend & Borrow
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Designed to perform, audited to protect

Multiple rigorous audits of Spark’s codebase help to mitigate technological risks.

View allView all

SparkLend Smart Contract Audit

By ChainSecurity

Spark Liquidity Layer Smart Contract Audit

By Cantina

Savings USDS Smart Contract Audit

By ChainSecurity

About Bug Bounty

Spark is designed to be secure and mitigate risk by leveraging the highest standards of engineering. With one of the largest bug bounty programs in DeFi, we encourage white hat hackers and security experts to identify and report any vulnerability in the codebase.

And there’s up to $5 million if they can.

Learn more

Spark is a decentralized community solving one of DeFi’s biggest challenges:

Deploying liquidity smartly with onchain solutions to drive growth, on a mission to become the most advanced yield engine in DeFi at scale

At the heart of this mission are two pillars:

01. Liquidity Deployment

Spark can bootstrap products from zero to one without relying on third-party capital due to Sky's substantial stablecoin reserves.

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02. Onchain Solutions

Everything Spark builds operates fully onchain, ensuring transparency, decentralization, and community alignment. This commitment enables rapid scaling while maintaining trust, as all processes and decisions are visible and verifiable on the blockchain.