WEB3
Decentralized trading, liquidity aggregation and related on-chain tools.
OKX DEX:The multi-chain DEX aggregator within OKX Web3
OKX DEX compares quotes from decentralized exchanges and liquidity pools across many blockchains and computes a route for each swap. The user confirms in their own wallet and the trade executes on-chain — funds are never held by the platform.
- Multi-chain
- Liquidity aggregation
- Order routing
- Self-custody wallet
Uniswap V3Ethereum
RaydiumSolana
PancakeSwap V3BNB ChainSource names and logos from OKX's official liquidity-source endpoint (verified 2026-10-08).
Some links on this site are affiliate links. Our scores and rankings are produced independently and nothing here is investment advice.
Why use a DEX aggregator?
See quotes and depth from many DEXs and pools in one place instead of opening each one.
An order can pass through several pools or intermediate tokens, or be split, to reduce price impact.
OKX states the interface lists available routes with estimated amount received after network fees; the default route is not guaranteed to be best every time.
How does DEX aggregation work?
Conceptual flow: the actual route depends on the network, pair and live market conditions; not every swap takes the same path.
- 01Your swap requestNetwork, tokens, amount
- 02OKX DEXReceives the request
- 03Routing / quote comparisonComputes available routes
- 04Multiple liquidity sourcesDEXs and pools
- 05Wallet confirmationYou review and sign
- 06On-chain executionRouter contract settles
OKX's documentation notes that if a pool's liquidity is depleted during execution, the router contract automatically refunds the unused input.
Liquidity sources
Actual routes and sources depend on the network, pair and live market conditions; a listed source is not used in every swap.
Uniswap V3
Uniswap V2
Balancer V2
SushiSwap
PancakeSwap V3
Maverick V2
Fluid
Raydium
Orca Whirlpools
Meteora DLMM
Phoenix
Pump.fun
Saber
OpenBook V2
PancakeSwap V3
PancakeSwap
Uniswap V3
Thena
BiSwap
DODO V2
Aerodrome
Uniswap V3
Uniswap V4
PancakeSwap V3
BaseSwap
Source: OKX's official liquidity-source endpoint, verified 2026-10-08; only a selection of well-known sources is shown per chain.
Supported networks
Per OKX's official supported-chain endpoint: 35 networks (testnets excluded, verified 2026-10-08); coverage changes as OKX updates it.
- Ethereum
- Solana
- BNB Chain
- Base
- Arbitrum
- Sui
- Optimism
- Polygon
- Avalanche C
- TRON
- TON
- X Layer
View all supported networks (23 more)
- zkSync Era
- Linea
- Mantle
- Scroll
- Blast
- Sonic
- Unichain
- Monad
- HyperEVM
- Ink
- Plasma
- Polygon zkEVM
- Fantom
- Cronos
- Conflux eSpace
- Manta Pacific
- Metis
- Zeta
- Merlin
- OKTC
- Pharos
- Robinhood
- Arc
What is OKX Web3?
OKX Web3 is OKX's environment for on-chain use, covering products such as the OKX Web3 Wallet and decentralized trading.
OKX DEX, covered on this page, is its DEX-aggregation component — not a standalone centralized exchange, and separate from spot trading inside an OKX exchange account.
Fees and trading costs
Fee policies can change. Rely on the amounts shown in your wallet and the trading screen before you sign.
As shown in the OKX DEX confirmation screen; this page makes no specific fee claim.
Swap fees charged by the underlying DEX pools, usually already reflected in the quote.
Paid to the blockchain network, not OKX; varies with congestion and can be spent even if a transaction fails.
The larger the order relative to pool depth, the further the execution price moves.
Price change between quote and execution; a high tolerance can fill at a worse price, a low one can make the trade fail.
How to use OKX DEX
- 1Open the official OKX DEX page
- 2Connect a compatible self-custody wallet
- 3Select a network
- 4Choose the token to pay
- 5Choose the token to receive (check the contract address)
- 6Check the quote, gas, slippage and price impact
- 7Confirm in your wallet
- 8Wait for on-chain confirmation
DEX vs CEX
Both involve trade-offs; neither is better for everyone.
| Dimension | DEX(OKX DEX) | Centralized exchange (CEX) |
|---|---|---|
| Custody | User's own wallet | Exchange-custodied account |
| Wallet needed | Yes | No (account login) |
| Execution | Smart contracts on-chain | Internal order matching |
| Liquidity | On-chain liquidity pools | Exchange order book |
| Gas / network fees | Paid per transaction | Usually none for internal trades |
| Accounts | Wallet address, usually no sign-up | Registration and identity checks (KYC) |
| On-chain risk | Contract, fake-token and signing risks borne by the user | Mainly platform and custody risk |
| Suited to | On-chain tokens, self-custody, DeFi use | Fiat on/off-ramps, derivatives, order-book trading |
Risks and precautions
Router or underlying DEX contracts may contain bugs.
Look-alike tokens are common; always verify the contract address.
Thin pools cause large price impact and may be hard to exit.
The market can move between quote and execution.
On some networks, trades can be front-run or sandwiched.
Congestion raises gas and slows confirmation; gas can be lost on failure.
Cross-chain swaps rely on bridges or third parties and add risk.
Do not sign approvals you don't understand; revoke token approvals you no longer need.
FAQ
What is OKX DEX?
OKX DEX is OKX Web3's decentralized exchange aggregator. It compares liquidity across DEXs and computes swap routes; users sign in their own wallet and trades settle on-chain.
How do I use OKX DEX?
Open the official page, connect a self-custody wallet, pick the network and tokens, review quote, gas, slippage and price impact, confirm in your wallet and wait for on-chain confirmation.
What are OKX DEX fees?
Costs can include any platform fee, underlying pool fees, network gas, price impact and slippage. Exact amounts are shown on the confirmation screen.
Is OKX DEX safe?
No DEX is risk-free. Key risks are smart contracts, fake tokens, low liquidity, slippage and wallet signatures. Verify contract addresses and never share your seed phrase or private key.
How is a DEX different from a CEX?
On a DEX you keep custody and trades execute on-chain; a CEX holds your assets and matches orders internally. Each suits different needs; neither is universally better.
Which blockchains does OKX DEX support?
According to OKX's official supported-chain endpoint, it covers dozens of networks including Ethereum, Solana, BNB Chain, Base, Arbitrum and Sui; the list changes as OKX updates it.
Ready to start?
Check the network, token contract, quote, gas and slippage before you trade on-chain.
- OKX Onchain OS — Swap API
- OKX Onchain OS — Get Liquidity Sources
- OKX Onchain OS — Supported chains endpoint (/api/v6/dex/aggregator/supported/chain)
- OKX — DEX Aggregator and Intent Conflict of Interest Policy (30 Apr 2026)
Not investment advice. On-chain assets are volatile; assess the risks yourself.