Live on Base, Solana, Ethereum & 10+ chains

The Meta DEX Aggregator. Compare · Swap · Bridge — one interface, every chain.

o1.exchange compares 13+ DEX routers in real time — o1 Router, 1inch, Jupiter, 0x, Relay, LI.FI, and more — to find the best swap rate across Base, Solana, Ethereum, Bitcoin, Arbitrum & all major EVM chains. Self-custodial. Zero platform fees.

Docs →
Base Bitcoin Solana Ethereum Arbitrum +10 more
13+
DEX Routers Aggregated
15+
Blockchains Supported
$0
Platform Fee
Router fees only
<2s
Quote Comparison
100%
Self-Custodial
Your keys, your crypto

Built for Best Execution. Designed for Every Chain.

Everything you need to swap across any chain, with the best rates from the widest network of liquidity sources.

Meta-Aggregation Engine

o1.exchange queries 13+ DEX routers simultaneously — o1 Router, 1inch, Jupiter, 0x, Relay, LI.FI, deBridge, KyberSwap, Odos, OKX, ParaSwap, Enso, DFlow — and presents the best quotes side by side.

13+ Integrated routers
🔀

Cross-Chain Swaps

Swap tokens between any supported chains — Base to Solana, Ethereum to Arbitrum, Bitcoin to Polygon — all from a single unified interface. Same-chain and cross-chain routes in one panel.

15+ Supported networks
🛡️

Self-Custodial & Secure

Your keys never leave your wallet. All swap signatures are executed locally in your browser. o1.exchange never holds, touches, or has access to your funds. Zero trust assumptions.

100% Non-custodial
🔍

Token Verification

Built-in Verify Token tool lets you check any contract address for scam signals, liquidity depth, holder distribution, and risk score before executing a swap. Protection against rug pulls.

CA Paste & verify instantly
💰

Zero Platform Fees

o1.exchange charges no additional platform fees on any swap. You pay only the underlying DEX router fee (typically 0.01%–0.3%) and standard blockchain gas fees. The comparison layer is completely free.

$0 Platform fee
📊

Smart Route Splitting

For large orders, the o1 engine may split swaps across multiple routers and liquidity sources to minimize price impact and maximize output — automatically, behind the scenes.

Best Price execution

13+ DEX Routers. One Interface.

Every router is queried in real time. You always see which router gives the best rate for your specific trade.

o1 Router
Proprietary
🦄
1inch
Aggregator
🪐
Jupiter
Solana
0x
Aggregator
📡
Relay
Bridge
🔗
LI.FI
Bridge
🌉
deBridge
Bridge
💎
KyberSwap
Aggregator
🔷
Odos
Aggregator
🟡
OKX
Aggregator
🔶
ParaSwap
Aggregator
🔮
Enso
Aggregator
🌊
DFlow
Order Flow
+
More soon
Coming

Three Steps to the Best Rate.

01

Connect Your Wallet

Link MetaMask, Phantom, Rabby, Coinbase Wallet, Ledger, or any Web3 wallet. Your keys stay with you — o1.exchange is fully self-custodial.

02

Select Tokens & Chain

Choose your source and destination tokens on any supported chain. Paste a contract address or pick from trending tokens. Same-chain or cross-chain — it all works from one panel.

03

Compare & Swap

View real-time quotes from 13+ DEX routers side by side. Pick the best rate and confirm in your wallet. Done — fastest execution, best price, zero platform fees.

Every Major Chain. One Swap Panel.

Same-chain and cross-chain swaps live in a single unified interface. Select your chains and go.

B
Base
Coinbase L2
Bitcoin
Native BTC
Solana
SPL Tokens
Ξ
Ethereum
ERC-20
A
Arbitrum
L2 Rollup
O
Optimism
L2 Rollup
P
Polygon
PoS & zkEVM
B
BNB Chain
BEP-20
A
Avalanche
C-Chain
+
More chains
Added regularly

Non-Custodial. Transparent. Trusted.

o1.exchange is designed so that your funds are never at risk from the platform itself. Every swap is a direct interaction between your wallet and audited on-chain protocols.

🔐

Self-Custodial Architecture

Your private keys and funds never leave your wallet. o1.exchange acts as a read-only comparison layer. All transaction signatures happen locally in your browser and wallet — zero trust required.

🛡️

Audited Router Partners

Every integrated DEX router — 1inch, Jupiter, 0x, LI.FI, and others — has been independently audited by top security firms. o1.exchange only integrates with protocols that meet strict security standards.

🔍

Token Verification

The built-in Verify Token tool lets you check any contract address for scam indicators before swapping. Analyze liquidity, holder concentration, honeypot risk, and more — all before you commit a transaction.

🌐

Open & Transparent

o1.exchange shows you exactly which router provides each quote, the expected output, fees, slippage, and gas costs. Full transparency on every route so you make informed decisions.

Everything You Need to Know

About o1.exchange, cross-chain swapping, meta DEX aggregation, and how to get started.

o1.exchange is a cross-chain meta DEX aggregator that compares swap routes across 13+ decentralized exchange routers — including o1 Router, 1inch, Jupiter, 0x, Relay, LI.FI, deBridge, KyberSwap, Odos, OKX, ParaSwap, Enso, and DFlow — to find the best price for every trade on Base, Solana, Ethereum, Bitcoin, Arbitrum and all major EVM chains. Available at o1-exchange.net.
When you initiate a swap on o1.exchange, the platform simultaneously queries 13+ DEX routers for quotes. It compares price, slippage, gas cost, and execution speed across all routers, then presents the best options side by side. You choose the route and confirm with your wallet — signatures never leave your control.
o1.exchange supports Base, Bitcoin, Solana, Ethereum, Arbitrum, Optimism, Polygon, BNB Chain, Avalanche, and other major EVM-compatible blockchains. Both same-chain and cross-chain swaps are available from a single interface.
o1.exchange aggregates routes from o1 Router, 1inch, Jupiter, 0x, Relay, LI.FI, deBridge, KyberSwap, Odos, OKX, ParaSwap, Enso, and DFlow — 13+ routers in total, with more being added regularly.
Yes. o1.exchange is fully self-custodial. Your funds and private keys never leave your wallet. All swap signatures are executed locally in your browser and wallet — the platform never has access to your assets.
Connect your wallet (MetaMask, Phantom, Rabby, Coinbase Wallet, etc.), select the source and destination tokens, enter the amount, and review the quoted routes from multiple routers. Choose the best route and confirm the transaction in your wallet. The swap executes within seconds depending on the blockchain.
Yes. o1.exchange supports cross-chain swaps between all supported networks. You can swap ETH on Ethereum for SOL on Solana, or USDC on Base for tokens on Arbitrum — all within the same interface using integrated bridge routers like Relay, LI.FI, and deBridge.
o1.exchange itself charges no additional platform fees. You only pay the standard fees of the DEX router you select (typically 0.01%–0.3%) plus blockchain network gas fees. The meta-aggregation layer that compares all routers is entirely free to use.
o1.exchange supports all major Web3 wallets including MetaMask, Phantom, Rabby, Coinbase Wallet, Trust Wallet, Rainbow, Ledger, Trezor, WalletConnect-compatible wallets, and any wallet supporting the EVM or Solana wallet adapter standards. Mobile wallets work via their built-in DApp browsers.
1inch and Jupiter are individual DEX aggregators that route within their own liquidity networks. o1.exchange is a meta-aggregator — it sits on top of 1inch, Jupiter, and 11+ other routers, comparing all their quotes simultaneously to guarantee you always get the absolute best rate available across all sources.
Yes. o1.exchange supports native Bitcoin swaps through integrated cross-chain routers. You can swap BTC to tokens on Base, Solana, Ethereum, and other EVM chains directly from the swap interface — no wrapping or centralized bridges required.
Slippage tolerance is the maximum price difference you accept between your quoted and executed price. o1.exchange defaults to Auto mode which optimizes slippage per router and pair. You can also manually set slippage from 0.1% to 5% via the settings icon (⚙) in the swap panel.
o1.exchange is designed with security as a priority. It is fully non-custodial — your private keys never leave your wallet. The platform only interacts with audited DEX router protocols. It includes a built-in Token Verification tool to help identify risky tokens before you swap.
Verify Token lets you paste any contract address to check a token's legitimacy before swapping. It analyzes liquidity, holder distribution, contract verification status, honeypot risk, and other safety indicators — helping protect you from scam tokens and rug pulls.
Yes. You can paste any token contract address (CA) directly into the token selector or the search bar at the top of the page. o1.exchange will resolve the token across supported chains and show available swap routes. You can also use the "Paste CA" button in the receive panel.
o1.exchange queries all 13+ integrated DEX routers in parallel, comparing the net output amount after accounting for router fees, slippage, and gas costs. The Smart Route engine may also split orders across multiple routers when that produces a better overall output for large trades.
No. o1.exchange is a fully decentralized, non-custodial platform that requires no KYC, email registration, or account creation. Simply connect your wallet and start swapping. Users are responsible for compliance with their local regulations.
If a swap transaction fails, no tokens are exchanged — only the small network gas fee is consumed. Common causes include expired quotes, insufficient slippage tolerance, or network congestion. o1.exchange shows transaction status in the Transactions tab for full transparency.
Swap speed depends on the underlying blockchain. Base and Solana swaps confirm in under 2 seconds. Ethereum swaps take 12–15 seconds. Cross-chain swaps vary from 15 seconds to several minutes depending on the bridge route and chains involved.
Yes. o1.exchange is fully responsive and works in any mobile browser. For the best experience, use your wallet's built-in DApp browser — MetaMask Mobile, Phantom, or Rabby. All features including cross-chain swaps work identically on mobile devices.
The o1 Router is o1.exchange's proprietary swap routing engine. It competes alongside third-party routers like 1inch and Jupiter. When the o1 Router finds the best rate, it is presented as the top option. It leverages deep liquidity across multiple on-chain DEX sources for optimal execution.
Limit order support is part of the o1.exchange product roadmap. Currently, the platform focuses on instant market swaps with optimal routing across all integrated DEX routers. Follow @o1_exchange on X or check the documentation for feature announcements.
For the latest information about the o1.exchange token and ecosystem, follow official channels on X (@o1_exchange) and the community Discord. Always verify announcements through the official website at o1-exchange.net. Never share your seed phrase with anyone.
o1.exchange is a decentralized web application accessible globally. Some underlying DEX routers may have their own geographic restrictions. As a non-custodial platform, users interact directly with smart contracts and are responsible for compliance with local regulations in their jurisdiction.
Auto slippage mode automatically sets the optimal slippage tolerance based on the token pair, liquidity depth, and current market conditions. It uses historical data to choose the lowest slippage that still ensures trade execution. For most swaps, Auto mode is recommended over manual settings.
Full documentation is available at docs.o1.exchange. For support, join the o1.exchange Discord community. Follow @o1_exchange on X (Twitter) for updates, announcements, and new feature releases. For security concerns, contact the team through official channels only.
When you select tokens on different chains, o1.exchange automatically routes through integrated bridge protocols like Relay, LI.FI, and deBridge. The platform compares bridge routes the same way it compares DEX routes — finding the fastest and cheapest path to move your assets across chains. You see bridge time estimates, fees, and output amounts before confirming.
Security issues can be reported through the o1.exchange Discord or by contacting the team via official channels. Responsible disclosure is encouraged and appreciated. For general feedback and bug reports, use the feedback icon in the app interface or join the community Discord server.
The Transactions tab shows a history of all your recent swaps executed through o1.exchange — including transaction hashes, status (pending, confirmed, failed), token pairs, amounts, routers used, and links to the blockchain explorer. It gives you full visibility and auditability of your trading activity.

Swap Smarter. Every Chain. Best Rate.

13+ DEX routers compared in real time. Zero platform fees. Self-custodial. o1.exchange is the meta DEX aggregator built for traders who demand the best execution.

Documentation