Multichain Swap
AIRONDEX — Multichain Swap Guide

AIRONDEX is a non-custodial decentralized exchange (DEX) with smart routing, MEV-aware handling, Auto-Slippage, and seamless multichain support.
Supported Networks
EVM
BNB Chain, Ethereum, Base, Arbitrum
BNB Testnet, Ethereum Sepolia, Base Sepolia, Arbitrum Sepolia, Airon Testnet
Note: Your wallet must be connected to the same chain where the swap will execute.
Prerequisites
An EVM wallet (e.g., MetaMask or compatible).
Native gas token on the selected chain (BNB / ETH / BASE / ARB, or the respective testnet coin).
(Optional) The token’s smart contract address if you want to trade an unlisted token.
Accessing the Swap
Connect your wallet (click Connect if not connected).
Choosing Chain & Tokens
Click Select token in the From or To field.
Pick the Chain inside the token selector (BNB, Ethereum, Base, Arbitrum, or a supported testnet).
Match your wallet network to the selected chain (switch networks in your wallet if needed).
Tip: The chain badge in the UI shows where the swap will execute. Always align wallet network and selected chain.

Trading a Token That’s Not Listed
Copy the token’s smart contract address.
In Select token, use “Search or paste address” and paste the contract.
Confirm the token → add it → select it as From/To.
Security reminder: Verify contract addresses from official sources to avoid counterfeit tokens.

Configuring Slippage & Transaction Preferences
Click the ⚙️ Settings icon to open preferences:
Slippage Mode
Auto-Slippage (recommended for taxed/dynamic tokens): AIRONDEX auto-adjusts tolerance.
Manual: You set Slippage Tolerance (e.g., 0.5%–3% for typical tokens; higher for taxed/volatile tokens).
Slippage Tolerance Ensures your swap won’t execute beyond the allowed price deviation.
Tx Deadline Time limit (in minutes) before a pending swap becomes invalid.
Tx Speed (GWEI) Choose Slow / Normal / Fast. Fast increases the chance of quick confirmation in busy periods.
Click Confirm to apply settings.

Executing a Swap
Enter the amount in the From field.
Confirm the To token is correct.
If the From token is a new ERC-20, you may need to Approve it first (one-time per token).
Click Swap → review the route/price summary → Confirm in your wallet.
Wait for on-chain confirmation; status updates in real time on the UI.
Tip: Auto-Slippage helps reduce failures from overly strict tolerance, especially for taxed/volatile tokens.
Testnet Mode
Practice safely without real funds using Testnet Mode:
BNB Testnet, Ethereum Sepolia, Base Sepolia, Arbitrum Sepolia, Airon Testnet
Obtain testnet faucet tokens for gas.
Switch your wallet network to the desired testnet and follow the same swap steps.

Best Practices
Always check the network (UI chain badge vs wallet network).
Verify token contracts via official channels.
Use Auto-Slippage for taxed/volatile assets.
Keep a small gas buffer after every swap.
Troubleshooting
“INSUFFICIENT_OUTPUT_AMOUNT” / slippage errors Increase Slippage Tolerance or enable Auto-Slippage and retry.
Transaction pending too long Increase Tx Speed (GWEI) to Fast, or retry when the network is less congested.
Imported token not appearing Confirm the contract address and selected chain are correct; refresh token list if needed.
Wrong network Switch your wallet network to match the chain selected in the token picker.
Approve failed Ensure you have sufficient gas balance; retry with a higher GWEI.
Security & Risk
AIRONDEX is non-custodial—you control your keys and funds. Never sign transactions you don’t understand, and double-check token contracts before trading.
Quick Links
App (Swap): https://airondex.com/swap
Homepage: https://airondex.com/
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