Best OpenSea alternatives for US traders
As of Oct 29, 2026, OpenSea only partly serves US persons, per its own terms (opensea.io). US options in the same space: 1inch (0% round trip), CoW Swap (0.04% round trip) and PumpSwap.
Checked 2026-10-29Official site: 1inch.com
Source: OpenSea terms.
US-available options, ranked
Ranked by 30-day on-chain fee volume where tracked, then by fee. Only venues listing the US as available.
-
1inch
Ethereum · BNB Chain · Polygon · Optimism · Arbitrum · Gnosis · Avalanche · Zksync · Base · Linea · Unichain · Sonic · Solana · Robinhood Chain · Monad · Cronos · HyperEVM · 0% round trip · $54K fees/30d · US: available
EVM and Solana traders who want aggregated routing and gasless intent-based swaps without an interface fee.
Versus OpenSea: no Zora/Sei support.
Official site -
CoW Swap
Ethereum · Gnosis · Arbitrum · Base · Avalanche · Polygon · BNB Chain · Linea · Plasma · Ink · 0.04% round trip · US: available
EVM traders, especially those moving size or using smart-contract wallets, who want MEV-protected swaps with gas built into the price and no charge for failed orders.
Versus OpenSea: no Solana/Optimism support.
Official site -
PumpSwap
Solana · $104.6M fees/30d · US: available
Traders of pump.fun coins after graduation, and LPs in those pools.
Versus OpenSea: is a dex, not a dex aggregator; no Ethereum/Base support.
Official site -
Uniswap
Ethereum · Unichain · Arbitrum · Arc · Avalanche · Base · BNB Chain · Celo · Ink · Linea · MegaETH · Monad · Optimism · Polygon · Robinhood Chain · Solana · Soneium · Tempo · World Chain · Xlayer · Zksync · Zora · 0% round trip · $90.9M fees/30d · US: available
Traders and liquidity providers who want direct access to Uniswap pools across many EVM chains without an interface fee.
Versus OpenSea: is a dex, not a dex aggregator; no Sei/Berachain support.
Official site -
Rabby
Ethereum · Base · BNB Chain · Arbitrum · Optimism · Polygon · Avalanche · Linea · Zksync · Scroll · Mantle · Monad · HyperEVM · Sonic · Unichain · 0.5% round trip · $677K fees/30d · US: available
EVM users who want pre-signing transaction simulation and approval controls, with low-fee in-wallet swaps across many chains.
Versus OpenSea: is a wallet, not a dex aggregator; no Solana/Zora support.
Official site -
Backpack
Solana · Ethereum · Optimism · Arbitrum · Polygon · Base · Sonic · Monad · Robinhood Chain · Arc · 0% round trip · US: available
Solana and EVM users who want a self-custodial wallet tied to the Backpack/Mad Lads ecosystem and an optional regulated exchange.
Versus OpenSea: is a wallet, not a dex aggregator; no Avalanche/Zora support.
Official site
What to look for
- Terms that name the US explicitly. Read the geo section on the venue's sheet and the linked source.
- Whether you need identity checks to deposit or withdraw.
- Custody: who holds your keys while you trade.
- Fee at your size, not the headline rate. Use the fee sheets to compare.
- Product gaps: perpetuals, chains and order types the original offered.
See also OpenSea · all OpenSea alternatives. This is a fee and availability reference, not legal advice.
More on OpenSea: Overview · Referral code · Fees · Is it legit? · News · Alternatives · US alternatives · Available in the US? · KYC required? · Mobile app? · Custodial? · Supported chains
FAQ
Can US users use OpenSea?
OpenSea is only partly available to US persons. OpenSea is a US company (Ozone Networks, Inc.). Source: OpenSea's terms on opensea.io, linked above.
What is the best OpenSea alternative in the US?
1inch ranks first by on-chain fee volume among US-available options: EVM and Solana traders who want aggregated routing and gasless intent-based swaps without an interface fee.
Do the US alternatives match OpenSea?
1inch differs from OpenSea: no Zora/Sei support.
Do I need to verify identity?
It depends on the venue. Each listing shows KYC and custody on its sheet.