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CCoW Swap
Batch auctions with solver competition — best execution on large trades and the strongest MEV protection.
DEX aggregatorBatch auctionBy CoW DAOToken: COWSince 2021
- Type
- Batch auction
- How it works
- Batches all orders into a ~30s auction; solvers compete to find the settlement that maximizes total surplus, with uniform clearing prices and Coincidence-of-Wants that eliminate sandwich MEV.
- Chains
- Ethereum, Gnosis, Arbitrum, Base
- Highlight
- ~22% of ETH aggregator volume
- Best for
- Large trades + MEV protection
- Note
- Same team as MEV Blocker
- By
- CoW DAO
Strengths
- Best execution on large trades
- Eliminates sandwich MEV by design
- Coincidence-of-Wants can beat AMM price
- Gasless limit orders
Trade-offs
- ~30s batch adds latency
- Fewer chains than 1inch
- Best for spot, not exotic routes
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