Fee surfaces

Fee surfaceWho paysHow it works
AMM swap feeTradersCharged by the PT/SY pool when a swap uses AMM liquidity. Market-specific and shown in the quote before signing.
Protocol reserve shareFrom AMM feeA configurable share of swap fees can be reserved for the protocol treasury. The remainder accrues to pool liquidity.
YT interest feeYield claimantsA market can take a treasury share from accrued YT interest before the user receives claimable SY.
Adapter costsAsset route usersExternal protocols may have their own constraints, rates, or gas costs. Scallop routes use the current Scallop index for conversion.
Always check the quote
Because fees are market-specific, the quote screen is the source of truth. Confirm the fee and minimum received before signing - they reflect the exact market and route you are using.