ChainPick

CoW Protocol vs OpenOcean

A detailed head-to-head comparison of CoW Protocol and OpenOcean — pricing, features, and which one wins for different use cases.

C

CoW Protocol

MEV-protected swap settlement via batch auctions and coincidence of wants

4.4(287)

CoW Protocol (formerly CowSwap) takes a fundamentally different approach to DEX aggregation — instead of routing your trade to existing AMM pools in real time, it collects orders in a batch and attemp

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O

OpenOcean

Full-chain aggregator spanning DeFi and CEX liquidity across many networks

4.1(156)

OpenOcean is a broad DEX aggregator that positions itself as a 'full aggregator,' sourcing liquidity across a very wide set of blockchains — EVM chains, Solana, and others — and even bridging DeFi and

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Feature Comparison

FeatureCoW ProtocolOpenOcean
Gasless Swaps
Limit Orders
Multi Chain Support
Mev Protection
Api Access
Mobile App
Liquidity SourcesAll EVM DEXesDeFi + some CEX, many chains
Price Impact Estimate
Slippage Control
Governance Token

CoW Protocol Pricing

CoW Protocol

Free

Free

  • Batch auction settlement
  • MEV protection
  • Peer-to-peer matching
  • No gas on failed orders
  • Ethereum & Gnosis Chain
Get Started

OpenOcean Pricing

OpenOcean

Free

Free

  • Full-chain aggregation
  • EVM + Solana + more
  • Limit orders + DCA
  • Developer API
  • OOE token
Get Started

Verdict: Which Should You Choose?

CoW Protocol is the better pick if you need structural mev protection — sandwich attacks are architecturally impossible. OpenOcean wins when very broad multi-chain reach (evm + non-evm). Both are production-ready — the right choice depends on your team's workflow and budget.