Hylo

Hylo is a decentralized finance protocol on Solana that solves a classic stablecoin dilemma: how to offer a stable, dollar-pegged asset that is simultaneously decentralized, capital-efficient, and self-sustaining. Its answer is a two-token system backed entirely by Solana liquid staking tokens, eliminating dependence on real-world asset issuers, fund managers, or off-chain collateral.

How It Works

Hylo's core mechanism treats Solana liquid staking tokens (LSTs) as "on-chain bonds" — yield-bearing instruments held in a shared collateral pool. Every [[TOKEN:5YMkXAYccHSGnHn9nob9xEvv6Pvka9DZWH7nTbotTu9E]] and [[TOKEN:4sWNB8zGWHkh6UnmwiEtzNxL4XrN7uK9tosbESbJFfVs]] token in circulation is backed by this pool.

The two tokens are symbiotic and complementary:

hyUSD takes the stable side. It is over-collateralized above a 160% ratio and redeemable at any time for $1 worth of underlying LSTs. A 1% mint and redemption fee funds protocol operations. Because redemption arbitrage is always available — if hyUSD trades below $1, arbitrageurs can redeem for $1 of LSTs and capture the spread — the peg is defended without a centralized backstop or algorithmic intervention.

xSOL takes the volatile side. Holders own the protocol's surplus collateral — everything in the pool above the amount owed to hyUSD holders. This gives xSOL holders leveraged exposure to SOL's price (currently approximately 2.2x) without liquidation risk, funding rates, or margin calls. When the LST collateral pool grows through staking rewards or SOL price appreciation, xSOL holders benefit. When it contracts, xSOL absorbs the loss and hyUSD remains stable.

This design means hyUSD's stability and xSOL's leverage are mutually reinforcing rather than competing. Neither requires a fund manager, risk desk, or third-party oracle for liquidation pricing. The protocol is autonomous and self-contained.

Key Products and Tokens

[[TOKEN:5YMkXAYccHSGnHn9nob9xEvv6Pvka9DZWH7nTbotTu9E]] (hyUSD): The primary stablecoin. Pegged 1:1 to the US dollar and fully redeemable against LSTs held in the collateral pool. Mint and redeem fees are set at 1%.

[[TOKEN:4sWNB8zGWHkh6UnmwiEtzNxL4XrN7uK9tosbESbJFfVs]] (xSOL): Leveraged SOL exposure via a simple token purchase, with no liquidation risk and no funding rates. The leverage ratio adjusts dynamically with the collateral pool's composition, targeting approximately 2.2x under normal conditions.

sHYUSD: Staked hyUSD that earns a share of LST staking rewards flowing into the collateral pool. Independent analysts report yields ranging between 15–19% APY. The sHYUSD pool also serves as a first-line buffer for peg defense — in the event of collateral stress, sHYUSD holders can be slashed before hyUSD redemptions are affected.

[[TOKEN:hy1oXYgrBW6PVcJ4s6s2FKavRdwgWTXdfE69AxT7kPT]] (hyloSOL): Hylo's own liquid staking derivative, providing users with another entry point into the protocol's yield ecosystem and diversifying the types of LSTs accepted as collateral.

Security and Risk Management

Hylo does not rely on a separate risk department or discretionary fund management. Stability is maintained through guaranteed, slippage-free redemptions and the financially incentivized behavior of arbitrageurs and xSOL holders. The protocol's documentation describes this as "financially incentivized risk management" — a model where price deviations create immediate profit opportunities that correct themselves.

The protocol maintained its peg and avoided liquidations during a notable market correction in October 2025, a stress test that affected several other Solana DeFi protocols.

Team and History

Hylo was founded in early 2024 by a team that has not publicly disclosed individual members. The project was accepted into the Colosseum Accelerator and received support from the Solana Foundation during its development phase. Prior to its public launch, Hylo placed second in the payment track at Solana Radar, a global hackathon that drew more than 1,300 competing projects.

In August 2025, Hylo closed a seed funding round of $1.5–2 million led by Robot Ventures, with participation from Colosseum, Solana Ventures, and YTWO Ventures — a backing group that reflects both established Solana ecosystem investors and generalist DeFi funds.

The protocol launched publicly in June 2025. Within three months, total value locked exceeded $60 million. By late October 2025, TVL had surpassed $100 million. Cumulative protocol revenue crossed $1 million by November 2025.

Solana Ecosystem Fit

Hylo is built entirely for Solana's high-throughput, low-fee environment. Its collateral pool draws on the broader Solana LST ecosystem, meaning the protocol's yield and stability both derive directly from Solana validator economics — staking rewards that are native to the network rather than sourced from off-chain asset managers.

This positions Hylo as a fully on-chain alternative to centralized stablecoins such as USDC and USDT, and as a counterpart to earlier CDP-based stablecoins that depend on overcollateralized crypto debt positions with external liquidation infrastructure. The xSOL token fills a separate niche: it delivers leveraged SOL exposure through a single token purchase, bypassing the complexity and liquidation exposure of on-chain perpetual trading or margin lending protocols.