Trades are on Matcha are executed though the 0x protocol, which charges a small usage fee (in ETH). Protocol fees are collected and redistributed to 0x market makers as a reward for creating liquidity in the network, which provides better pricing for all. In the future, protocol fees will also support the ongoing development of the 0x protocol through a community treasury function.

📚 Recommended reading to learn more about the 0x protocol fee:

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