DEX & atomic swaps
1inch
1inch is the most-used DEX aggregator on Ethereum and EVM chains.
- Website
- 1inch.io
- KYC
- no KYC — DEX aggregator at the protocol layer; the official front end has applied geofencing and address-screening on some flows but the protocol itself has no accounts.
- Status
- active
- Fiat on-ramp
- yes
- Payment
- crypto
- Jurisdiction
- protocol — decentralized; operator (1inch Network) BVI
- Founded
- 2019
- Open source
- yes
- Custodial
- no
- Last verified
- Sources
- 2
Overview
What 1inch is#
A DEX aggregator that routes swaps across many on-chain venues (Uniswap, Curve, PancakeSwap, others) to find the best execution path. Permissionless at the protocol layer.
Threat-model fit#
Swap venue for EVM-native users. Wallet hygiene determines correlation.
Strengths
- Aggregates liquidity across many AMMs and on-chain order books on Ethereum and EVM chains.
- Open-source Pathfinder algorithm; competitive execution on most pairs.
- No-account swap UX from any EVM wallet.
Caveats
- The official 1inch front end geofences certain jurisdictions and addresses; alternative front ends exist but require trust.
- Fiat on-ramp flows route through KYC partner providers — that is a separate product.
- On-chain history is public.
- Facts need re-verification by operator (last seeded 2026-01).
Verdict
1inch is the most-used DEX aggregator on Ethereum and EVM chains. Permissionless contracts, wallet-only swaps, no accounts at the protocol layer. The official front end geofences; community front ends bypass that. Useful as the default aggregator front-page for any EVM swap.
FAQ
- Does 1inch require KYC?
- As of Jan 1, 2026, 1inch does not require KYC for normal use. DEX aggregator at the protocol layer; the official front end has applied geofencing and address-screening on some flows but the protocol itself has no accounts.
- What payment methods does 1inch accept?
- 1inch accepts: crypto.
- Where is 1inch based?
- Operating jurisdiction listed as protocol — decentralized; operator (1inch Network) BVI. This is best-known information; corporate structure can be opaque.
Sources
- 1inch documentation · accessed
- 1inch source organization · accessed
Mentioned in
Quick answers
Alternatives to 1inch
- Curve Finance none kyc · protocol
- dYdX tiered kyc · protocol
- GMX none kyc · protocol
- Hyperliquid none kyc · protocol
- Jupiter none kyc · protocol
- Komodo Wallet (AtomicDEX) none kyc · protocol
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