Synthetix (SNX)

SNX is the collateral backbone of Synthetix, a DeFi protocol that issues synthetic assets (called “Synths”) pegged to real-world asset prices. By locking SNX as collateral at a 500% collateralization ratio, stakers mint sUSD, Synthetix’s synthetic dollar, and share in all trading fees generated on the platform. This mechanism allows Synthetix to create on-chain derivatives for crypto, forex, commodities, and equities without needing the underlying assets to exist on-chain.


Stat Value
Ticker SNX
Price $0.30
Market Cap $102.64M
24h Change +2.4%
Circulating Supply 344.52M SNX
Max Supply 344.94M SNX
All-Time High $28.53
Contract (Ethereum) 0xc011...2a6f
Contract (Harmony Shard 0) 0x7b9c...4dd2
Contract (Huobi Token) 0x7778...f3da
Contract (Fantom) 0x56ee...3adc
Contract (Base) 0x22e6...da66
Contract (Near Protocol) c011a7...near
Contract (Energi) 0xa255...0e29
Contract (Polygon Pos) 0x50b7...f68a
Contract (Optimistic Ethereum) 0x8700...99b4
Contract (Avalanche) 0xbec2...209b

via ChangeNow · T&CsPrice data from CoinGecko as of 2026-04-16. Not financial advice.

How It Works

Synthetix operates through a pooled collateral debt model:

  1. SNX holders lock tokens as collateral and mint sUSD
  2. The sUSD minted becomes the staker’s share of a collective “global debt”
  3. When traders use Synthetix to gain exposure to sETH, sBTC, or other synths, they trade against a shared liquidity pool
  4. All fees generated by trading flow back to stakers proportional to their debt share

The key tension: Because all SNX stakers share a single debt pool, stakers bear the risk that the pool’s aggregate value changes due to trader profits/losses. If traders collectively profit, stakers’ debt increases; if traders lose, stakers benefit.

Synthetix deployed on Optimism (an Ethereum L2) in 2022, significantly reducing gas costs and enabling more active fee markets for perpetuals trading via its Kwenta frontend.

Tokenomics

SNX has an inflationary supply model — a deliberate design to reward active stakers and penalize holders who don’t stake. Weekly SNX rewards are distributed to stakers who maintain the minimum C-ratio.

Parameter Value
Initial supply (2018) 100,000,000 SNX
Current supply (2024) ~350,000,000 SNX
Inflation model Decaying weekly inflation (transitioning to fee-only)
C-ratio (collateral requirement) ~500% of debt
Staking reward SNX inflation + protocol trading fees

Transition to fee-only: As Synthetix matures, governance has been reducing inflation and moving toward a model where stakers earn purely from trading fees — aligning with sustainable DeFi economics.

Use Cases

  • Synthetic asset issuance — SNX collateral backs sUSD, sETH, sBTC, and other synths
  • Perps liquidity — Synthetix powers the liquidity layer for Kwenta, Polynomial, and other perps frontends
  • Protocol governance — SNX holders vote on major parameter changes via Synthetix DAO
  • Yield from DeFi activity — Stakers earn fees from billions in trading volume on Synthetix-powered platforms

History

  • Mar 2018 — Launches as Havven (HAV), a stablecoin project backed by the HAV token on Ethereum
  • Dec 2018 — Rebrands to Synthetix; pivots from simple stablecoin to full synthetic asset platform
  • 2019 — sUSD achieves meaningful peg stability; protocol demonstrates proof-of-concept for decentralized synthetics
  • 2020 — SNX becomes a DeFi blue chip; staking APYs peak above 100% during DeFi summer
  • 2022 — Deploys on Optimism; introduces perpetual futures (Synthetix Perps); becomes the dominant perps liquidity backend on L2
  • 2023 — Synthetix V3 development begins, modularizing the protocol for multiple collateral types and cross-chain operation; Perps V2 handles billions in notional volume
  • 2024 — V3 launches in phases; SNX faces competition from new perps protocols but retains significant TVL on Optimism

Common Misconceptions

“Synthetix is just a stablecoin protocol.” Synthetix began as a stablecoin project (Havven) but evolved into a full synthetic asset and derivatives infrastructure layer. sUSD is a means to an end, not the end product.

“SNX stakers can’t lose money.” Stakers take on shared debt risk. If traders net-profit on Synthetix, the global debt pool grows and stakers must repay more sUSD than they minted to exit cleanly.

See Also