Top 10 EVM Chains for Token Swaps in 2026

Choosing the right EVM chain for token swaps depends on three things: liquidity depth, transaction costs, and settlement speed. With DEX monthly volume averaging over $400 billion and total DeFi TVL exceeding $190 billion across EVM networks, the landscape has matured well beyond Ethereum mainnet. Layer 2 rollups now handle the majority of daily swap transactions, and newer chains like Base and Sonic are capturing meaningful market share.

This guide ranks the 10 best EVM chains for token swaps based on TVL, DEX volume, and developer accessibility. Each entry includes the chain ID, real token addresses, and a working curl example using swapapi.dev -- a free DEX aggregator API that supports 46 EVM chains with no API key required.

Every example below uses a single GET request to api.swapapi.dev and returns executable swap calldata ready to submit on-chain.

1. Ethereum

Ethereum remains the highest-TVL chain in DeFi with over $110 billion locked across protocols. It hosts the deepest liquidity pools for major token pairs, making it the default choice for large swaps where price impact matters most. The trade-off is gas costs -- swap transactions typically cost $5-30 depending on network congestion.

Chain ID: 1

Native token: ETH

Key tokens: USDC (0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48, 6 decimals), USDT (0xdAC17F958D2ee523a2206206994597C13D831ec7, 6 decimals), DAI (0x6B175474E89094C44Da98b954EedeAC495271d0F, 18 decimals)

curl "https://api.swapapi.dev/v1/swap/1?tokenIn=0xEeeeeEeeeEeEeeEeEeEeeEEEeeeeEeeeeeeeEEeE&tokenOut=0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48&amount=1000000000000000000&sender=0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045"

2. Arbitrum

Arbitrum is the largest Layer 2 by TVL with over $16 billion locked. It settles transactions on Ethereum with sub-second confirmation times and gas fees under $0.10. Arbitrum consistently ranks in the top 3 chains by DEX volume, processing over $1 billion in daily swaps during high-activity periods.

Chain ID: 42161

Native token: ETH

Key tokens: USDC (0xaf88d065e77c8cC2239327C5EDb3A432268e5831, 6 decimals), USDT (0xFd086bC7CD5C481DCC9C85ebE478A1C0b69FCbb9, 6 decimals), DAI (0xDA10009cBd5D07dd0CeCc66161FC93D7c9000da1, 18 decimals)

curl "https://api.swapapi.dev/v1/swap/42161?tokenIn=0xEeeeeEeeeEeEeeEeEeEeeEEEeeeeEeeeeeeeEEeE&tokenOut=0xaf88d065e77c8cC2239327C5EDb3A432268e5831&amount=1000000000000000000&sender=0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045"

3. Base

Base has grown into one of the top 3 EVM chains by DEX volume since launching in 2023. Backed by Coinbase, it benefits from direct fiat on-ramp integrations and a growing ecosystem of consumer-facing dApps. Gas fees are consistently under $0.01, making it ideal for high-frequency swap strategies.

Chain ID: 8453

Native token: ETH

Key tokens: USDC (0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913, 6 decimals), USDT (0xfde4C96c8593536E31F229EA8f37b2ADa2699bb2, 6 decimals), DAI (0x50c5725949A6F0c72E6C4a641F24049A917DB0Cb, 18 decimals)

curl "https://api.swapapi.dev/v1/swap/8453?tokenIn=0xEeeeeEeeeEeEeeEeEeEeeEEEeeeeEeeeeeeeEEeE&tokenOut=0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913&amount=1000000000000000000&sender=0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045"

4. BNB Smart Chain (BSC)

BSC consistently processes $1-3 billion in daily DEX volume and holds over $5 billion in TVL. It is the dominant chain for memecoins and high-frequency retail trading in Asia-Pacific markets. Gas fees are under $0.05.

One critical detail for developers: stablecoins on BSC use 18 decimals, not 6. USDC and USDT are both 18-decimal tokens on BSC, unlike their 6-decimal counterparts on Ethereum. This is the most common integration bug when adding BSC support.

Chain ID: 56

Native token: BNB

Key tokens: USDC (0x8AC76a51cc950d9822D68b83fE1Ad97B32Cd580d, 18 decimals), USDT (0x55d398326f99059fF775485246999027B3197955, 18 decimals), DAI (0x1AF3F329e8BE154074D8769D1FFa4eE058B1DBc3, 18 decimals)

curl "https://api.swapapi.dev/v1/swap/56?tokenIn=0xEeeeeEeeeEeEeeEeEeEeeEEEeeeeEeeeeeeeEEeE&tokenOut=0x55d398326f99059fF775485246999027B3197955&amount=1000000000000000000&sender=0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045"

5. Polygon

Polygon (formerly Matic) holds over $3 billion in TVL and remains a popular choice for gaming, NFT, and micropayment applications due to sub-cent transaction costs. Its POL token replaced MATIC as the native gas token in 2024.

Chain ID: 137

Native token: POL

Key tokens: USDC (0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359, 6 decimals), USDT (0xc2132D05D31c914a87C6611C10748AEb04B58e8F, 6 decimals), DAI (0x8f3Cf7ad23Cd3CaDbD9735AFf958023239c6A063, 18 decimals)

curl "https://api.swapapi.dev/v1/swap/137?tokenIn=0xEeeeeEeeeEeEeeEeEeEeeEEEeeeeEeeeeeeeEEeE&tokenOut=0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359&amount=1000000000000000000&sender=0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045"

6. Optimism

Optimism is the second-largest Optimistic Rollup by TVL with over $6 billion locked. As the origin of the OP Stack (which also powers Base, Mode, and other chains), Optimism benefits from a shared ecosystem of tooling and bridged liquidity. Gas fees are comparable to Base at under $0.01.

Chain ID: 10

Native token: ETH

Key tokens: USDC (0x0b2C639c533813f4Aa9D7837CAf62653d097Ff85, 6 decimals), USDT (0x94b008aA00579c1307B0EF2c499aD98a8ce58e58, 6 decimals), DAI (0xDA10009cBd5D07dd0CeCc66161FC93D7c9000da1, 18 decimals)

curl "https://api.swapapi.dev/v1/swap/10?tokenIn=0xEeeeeEeeeEeEeeEeEeEeeEEEeeeeEeeeeeeeEEeE&tokenOut=0x0b2C639c533813f4Aa9D7837CAf62653d097Ff85&amount=1000000000000000000&sender=0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045"

7. Avalanche

Avalanche holds over $1.5 billion in TVL and differentiates with sub-second finality through its Snowman consensus mechanism. It is popular for institutional DeFi applications and has native integrations with several stablecoin issuers. Gas fees are typically $0.02-0.10.

Chain ID: 43114

Native token: AVAX

Key tokens: USDC (0xB97EF9Ef8734C71904D8002F8b6Bc66Dd9c48a6E, 6 decimals), USDT (0x9702230A8Ea53601f5cD2dc00fDBc13d4dF4A8c7, 6 decimals), DAI (0xd586E7F844cEa2F87f50152665BCbc2C279D8d70, 18 decimals)

curl "https://api.swapapi.dev/v1/swap/43114?tokenIn=0xEeeeeEeeeEeEeeEeEeEeeEEEeeeeEeeeeeeeEEeE&tokenOut=0xB97EF9Ef8734C71904D8002F8b6Bc66Dd9c48a6E&amount=1000000000000000000&sender=0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045"

8. Sonic

Sonic (the rebranded Fantom) launched in late 2024 with 10,000 TPS throughput and sub-second finality. Its aggressive incentive programs have attracted DeFi protocols rapidly, and the chain has already accumulated meaningful DEX liquidity. Gas fees are negligible.

Chain ID: 146

Native token: S

Key tokens: USDC (0x29219dd400f2Bf60E5a23d13Be72B486D4038894, 6 decimals), USDT (0x6047828dc181963ba44974801ff68e538da5eaf9, 6 decimals)

curl "https://api.swapapi.dev/v1/swap/146?tokenIn=0xEeeeeEeeeEeEeeEeEeEeeEEEeeeeEeeeeeeeEEeE&tokenOut=0x29219dd400f2Bf60E5a23d13Be72B486D4038894&amount=1000000000000000000&sender=0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045"

9. Linea

Linea is a zkEVM rollup backed by Consensys (the company behind MetaMask). Its direct MetaMask integration gives it a built-in distribution channel of over 30 million wallets. Linea has grown its TVL past $1 billion, with gas fees under $0.05.

Chain ID: 59144

Native token: ETH

Key tokens: USDC (0x176211869cA2b568f2A7D4EE941E073a821EE1ff, 6 decimals), USDT (0xA219439258ca9da29E9Cc4cE5596924745e12B93, 6 decimals), DAI (0x4AF15ec2A0BD43Db75dd04E62FAA3B8EF36b00d5, 18 decimals)

curl "https://api.swapapi.dev/v1/swap/59144?tokenIn=0xEeeeeEeeeEeEeeEeEeEeeEEEeeeeEeeeeeeeEEeE&tokenOut=0x176211869cA2b568f2A7D4EE941E073a821EE1ff&amount=1000000000000000000&sender=0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045"

10. Berachain

Berachain is the newest chain on this list, launching its mainnet in early 2025. Its Proof of Liquidity consensus mechanism rewards validators for providing DEX liquidity, which creates unusually deep pools relative to the chain's age. Early TVL growth has been rapid, crossing $2 billion within months of launch.

Chain ID: 80094

Native token: BERA

Key tokens: USDC (0x549943e04f40284185054145c6E4e9568C1D3241, 6 decimals), USDT (0x779Ded0c9e1022225f8e0630b35a9b54bE713736, 6 decimals)

curl "https://api.swapapi.dev/v1/swap/80094?tokenIn=0xEeeeeEeeeEeEeeEeEeEeeEEEeeeeEeeeeeeeEEeE&tokenOut=0x549943e04f40284185054145c6E4e9568C1D3241&amount=1000000000000000000&sender=0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045"

Comparison Table

Frequently Asked Questions

Which EVM chain has the lowest swap fees?

Base, Optimism, and Sonic all offer sub-cent gas fees for token swaps. Base benefits from Ethereum's security while keeping transaction costs under $0.01, making it the best option for high-frequency swap strategies.

Why does BSC use 18 decimals for USDC and USDT?

The BSC versions of USDC and USDT were deployed with 18 decimals instead of the 6 decimals used on Ethereum, Arbitrum, and most other chains. When constructing swap amounts for BSC, multiply by 10^18 instead of 10^6. This is the most common source of integration bugs when adding multi-chain swap support.

How do I swap tokens on any EVM chain with one API?

Swap API supports 46 EVM chains through a single GET endpoint. Pass the chainId as a path parameter along with tokenIn, tokenOut, amount, and sender to get executable calldata. No API key or registration required.

What is the native token address for EVM swaps?

Use 0xEeeeeEeeeEeEeeEeEeEeeEEEeeeeEeeeeeeeEEeE as the tokenIn or tokenOut address to represent the native gas token (ETH, BNB, AVAX, POL, etc.) on any EVM chain. This convention is supported across all 46 chains on Swap API.

Can I build a trading bot that swaps across multiple chains?

Yes. Since Swap API uses a consistent endpoint format across all chains, you can loop through chain IDs and execute swaps programmatically. The API returns a complete transaction object (to, data, value, gasPrice) that your bot submits on-chain with any wallet library.

Get Started

Swap API is free, requires no API key, and covers 46 EVM chains with a single GET endpoint. Start swapping tokens on any chain listed above in under a minute.

Browse the OpenAPI spec to generate typed clients, or test interactively with the Swagger UI.

curl "https://api.swapapi.dev/v1/swap/42161?tokenIn=0xEeeeeEeeeEeEeeEeEeEeeEEEeeeeEeeeeeeeEEeE&tokenOut=0xaf88d065e77c8cC2239327C5EDb3A432268e5831&amount=1000000000000000000&sender=0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045"