Frax (prev. FXS)

What is Frax?

Frax is a multi-product DeFi ecosystem built around a stablecoin (FRAX), a governance token (FXS, the Frax Share), a liquid-staked ETH product (frxETH), a lending protocol (FraxLend), an AMM (Fraxswap), and its own Ethereum L2 (Fraxtal). Sam Kazemian launched the project in 2019 with co-founders Travis Moore and Jason Huan. Frax v1 went live in December 2020 as the first “fractional-algorithmic” stablecoin.

FXS is the value-accrual side of the system. The token is hard-capped at 100 million supply and captures fees from every Frax product. Holders can lock FXS as veFXS (vote-escrowed) for governance weight and a share of protocol revenue. FRAX is the dollar-pegged stablecoin; FXS is what you hold when you want exposure to the protocol behind it.

FXS price today

FXS trades on most major exchanges. Live data on this page is aggregated from a multi-venue market feed and refreshes every 60 seconds. The reference quote is a volume-weighted average across the venues with the deepest order books, primarily FXS/USDT and FXS/USD pairs.

What moves FXS on any given week:

• Fraxtal activity. The Flox blockspace incentive program distributes FXTL points (later airdropped) for using Fraxtal apps. Higher chain usage means more fees flowing to the protocol and to FXS.
• frxETH and sfrxETH supply. Growth in the Frax Ether validator network expands the staking-fee base that feeds FXS holders.
• Frax v3 yield from RWAs. Treasury-backed assets including BlackRock BUIDL generate revenue that flows back through the protocol.
• Total ecosystem TVL. Frax products typically hold $1–3B+ combined; movements at this scale shift the FXS revenue forecast.
• Broader DeFi rotation. FXS still trades closely with the wider DeFi basket (CRV, UNI, AAVE) on macro-driven days.

FXS hit an all-time high near $42 in January 2022 and has spent most of the time since well below that level. The numbers in the price card above are live; the analysis below uses the levels at page load.

FRAX stablecoin: from algorithmic to fully collateralized

The FRAX stablecoin is what most people meet first. Its design has changed substantially over the protocol’s lifetime, and that history matters for anyone evaluating FXS today.

1. Frax v1 (2020). FRAX launched as the first fractional-algorithmic stablecoin. Part of each FRAX was backed by USDC; the rest was algorithmically supported by FXS minting and burning. The collateral ratio moved up or down based on demand.
2. Frax v2 (2021–2022). Introduced Algorithmic Market Operations (AMOs) that put idle collateral to work in lending protocols and on Curve, generating revenue without breaking the peg.
3. Frax v3 (2023). The protocol pivoted FRAX to fully overcollateralized backing, removing the algorithmic leg. Reserves now include US Treasury yield through structures like BlackRock BUIDL, which puts FRAX in a similar safety profile to USDC and DAI.

The shift in v3 was deliberate. After Terra’s UST collapse in May 2022, the market reset its tolerance for any algorithmic component in a stablecoin. Frax responded by retiring the fractional model and moving to fully backed reserves.

frxETH and the Frax Ether validator network

frxETH is Frax’s liquid-staked ETH. Users deposit ETH and receive frxETH at a 1:1 ratio. The deposited ETH is run by the Frax Ether validator set, and the staking rewards accrue to a separate token called sfrxETH.

• frxETH itself does not earn yield. It is the liquid wrapper used in DeFi pools and on Fraxtal as gas.
• sfrxETH is the yield-bearing version. Holders convert frxETH to sfrxETH to capture validator rewards. Compared with Lido (stETH), Frax has historically offered a higher staking APR by directing all reward flow to sfrxETH holders rather than splitting between liquid and yield tokens.
• Fraxtal uses frxETH for gas. Activity on the L2 creates organic demand for frxETH outside of pure yield-seeking.
• Fees from the validator network feed FXS holders through the protocol’s revenue accrual mechanics.

For FXS holders, frxETH is a structural positive: it gave Frax a real second product that competes with the largest LST issuers and adds an independent revenue line outside the stablecoin business.

Fraxtal: Frax’s own Ethereum L2

Fraxtal launched in February 2024 as Frax’s OP Stack rollup. It is the first L2 built by a stablecoin issuer, and the design choices reflect that: frxETH is the gas token, FRAX is the native dollar, and the chain has its own incentive program for early users.

The Flox program distributes FXTL points for activity on Fraxtal apps. FXTL was later eligible for airdrop conversion into Fraxtal-ecosystem tokens, which gave the chain a real bootstrap reason for users beyond pure speculation.

• Built on the OP Stack, so it inherits the broader Optimism toolchain and bridge ecosystem.
• Sequencer revenue and bridged-asset yield flow back to Frax governance.
• Native apps include FraxLend, Fraxswap, and a growing set of third-party DeFi protocols.
• frxBTC, announced in 2024, slots into Fraxtal as a Bitcoin-backed asset alongside FRAX and frxETH.

The L2 is where the most upside lives if Frax executes. It is also where the most competition lives. Base, Arbitrum, and OP Mainnet all hold a multi-year lead, and Fraxtal has to win developers and users one at a time.

FraxLend, Fraxswap, and the wider Frax Universe

Past the stablecoin and the L2, Frax runs a set of products that together form what the team calls the Frax Universe. Each one captures fees that route back to FXS through veFXS revenue distribution.

• FraxLend: isolated lending pairs. Lenders supply a single asset and borrowers post a single collateral. Risk is contained to each pair, similar to Aave’s isolated mode.
• Fraxswap: native AMM with TWAMM (Time-Weighted Average Market Maker) features for executing large orders over many blocks without crashing the price.
• sfrxUSD: a yield-bearing stablecoin product that distributes Treasury yield from Frax v3 reserves to holders, similar in spirit to the DAI Savings Rate.
• frxBTC: Bitcoin-backed product announced in 2024, integrating BTC into the Frax stack alongside ETH and the dollar leg.
• veFXS: vote-escrowed FXS introduced after the 2024 governance vote. Locking FXS gives governance weight and a share of protocol fees.

For longer-term price scenarios, see our Frax Share price forecast. For comparison with the most established decentralized stablecoin, see our DAI page.

How to buy Frax Share (FXS)

FXS trades on Binance, Coinbase, Kraken, OKX, KuCoin, and Bybit, plus most major DEXs. The buying flow is the same as for any mid-cap DeFi token, with one twist: a lot of the long-term value depends on whether you intend to lock as veFXS.

1. Pick a regulated exchange. You want a deep FXS pair (usually FXS/USDT) and reasonable fees. Our exchange ratings compare the leading options.
2. Verify your identity. Most regulated platforms require a government ID and a selfie check. KYC usually takes under 10 minutes.
3. Fund the account. Bank transfers (ACH, SEPA) are cheapest but take 1–3 business days. Cards are instant but cost 2–4%. Stablecoin deposits (USDC, USDT) settle in minutes for the lowest fee.
4. Place the order. A market order fills at the current spot price. A limit order sets the maximum you are willing to pay. For positions over $10,000, breaking the order into smaller trades reduces slippage on FXS pairs.
5. Move FXS into self-custody. A hardware wallet (Ledger, Trezor) or a reputable software wallet keeps long-term holdings off the exchange. From there, holders who want governance weight and revenue share can lock as veFXS through the official Frax front-end.

Send a small test transaction first whenever you move large amounts. A misrouted transfer on the wrong network is rarely recoverable.

Risks of holding Frax Share

FXS is a bet on a multi-product protocol, and the risks are not the same as a single-product DeFi token. Each product adds revenue but also adds a surface where something can go wrong.

• Multi-product complexity. FRAX, frxETH, sfrxUSD, FraxLend, Fraxswap, Fraxtal, frxBTC: a bug or governance error in any one of them affects FXS. More products means more attack surface.
• FRAX v1 algorithmic legacy. The original fractional design is gone, but the market still associates Frax with the algorithmic stablecoin label. Future stress events that hit other algo-style designs can drag FXS down regardless of v3 collateralization.
• Fraxtal L2 competition. Fraxtal launched into a market already dominated by Base, Arbitrum, and OP Mainnet. If the chain fails to attract sustained activity, the upside case for FXS narrows substantially.
• Governance concentration. veFXS lockup gives long-term locked holders disproportionate weight. A small group can steer collateral parameters, fee splits, and emissions in ways smaller holders may not like.
• Smart-contract risk. Every Frax product is a smart-contract system. The codebase has been audited many times but no audit eliminates risk, and the protocol’s complexity makes full coverage harder.
• Regulatory risk. US and EU stablecoin rules continue to evolve. Future regulation could affect FRAX issuance, sfrxUSD distribution, or RWA-collateralized products specifically.

This page is information, not financial advice. Talk to someone licensed before allocating real capital.