1inch is the leading DEX aggregator — routing trades across hundreds of decentralized exchanges to find users the best possible price for any swap. Instead of trading on a single DEX (where you might overpay due to limited liquidity), 1inch splits orders across multiple sources simultaneously, optimizing for price, gas cost, and slippage. The Pathfinder algorithm is 1inch's core innovation — it discovers the most efficient trading routes by splitting orders across DEXs, using intermediate tokens, and exploiting price differences between venues. A single swap might be split across Uniswap, SushiSwap, Curve, and Balancer simultaneously if that produces a better outcome than any single source. 1inch expanded beyond aggregation with Fusion mode — gasless swaps where professional market makers (resolvers) execute trades on behalf of users, covering gas costs and providing MEV protection. This means users get optimal pricing without paying Ethereum gas fees directly.
Sergej Kunz and Anton Bukov built 1inch at the ETHGlobal New York hackathon in 2019. The aggregator launched and quickly became the most-used DEX aggregator by volume. 1inch expanded to 10+ chains including Ethereum, BSC, Polygon, Arbitrum, and Optimism. Fusion mode launched in 2022, introducing gasless swaps. The protocol has facilitated over $400B in cumulative trading volume.
1inch's Pathfinder algorithm queries liquidity across 400+ DEX sources, simulates routes including multi-hop paths and order splitting, and executes the optimal strategy. Fusion mode uses a Dutch auction mechanism where resolvers compete to fill user orders at the best price, covering gas costs. The 1INCH token provides governance, staking rewards, and resolver collateral requirements.
1INCH has a total supply of 1.5 billion tokens. The token is used for governance, staking (earning protocol revenue), and resolver staking requirements. Distribution includes community, team, investors, and ecosystem development with vesting.
Aggregates 400+ liquidity sources — consistently delivers better prices than any single DEX.
Users get optimal pricing without paying gas — resolvers cover execution costs.
Deployed on 10+ chains — the widest DEX aggregator coverage.
Battle-tested infrastructure with massive cumulative trading volume.
Revenue per trade is small — business model depends on enormous volume.
Other aggregators and intent-based systems compete for the same users.
Routing through multiple DEXs in one transaction increases smart contract surface area.
Governance is primary utility — direct revenue sharing to token holders is limited.
Instead of trading on one DEX, 1inch checks prices across 400+ sources and routes your trade optimally — splitting across multiple DEXs if that gets a better price. On large trades, savings can be 1-5% compared to using a single DEX. Fusion mode adds gasless execution on top.
Fusion mode lets you swap without paying gas fees. Professional resolvers compete in a Dutch auction to fill your order, covering gas and providing MEV protection. You sign a gasless intent, and resolvers execute the trade. It's the best way to swap on 1inch for most users.
1inch processes enormous volume but aggregator margins are thin. Token value depends on governance utility and potential revenue sharing. The aggregator model is proven but competitive — evaluate based on market share retention and Fusion mode adoption.
View live 1inch price, charts, and market data on the 1inch detail page.
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