HookFee

EthereumRegistered

A fee-collecting hook that charges a configurable basis-point fee on currency0 output from one-for-zero swaps, routing proceeds to a fixed feeRecipient via afterSwap delta. The fee rate is owner-controlled and capped at 10,000 bps.

0x8821e9eabf1b838b9f920eac92c4441a18ba0044 First pool 9 May 2026View on explorer

ALooks safeRegistered, verified, immutable

1 identical copies

Pools

Dynamic-fee pools

Last new pool

5mo

Code size

2,816 B

What it can do

Runs code on every swap

Its code executes inside each trade in pools that use it.

Can take tokens from swaps

It can take or add tokens during a swap. Fees, burns and custom curves work this way, and so do scams.

Safety report

Automated checks, not an audit

✓Not upgradeableNo proxy pattern found: the code is fixed.

!Has an adminowner() is 0x30a7…7ef4. That account can usually change fees, limits or allowlists after you trade.

✓Listed in Uniswap’s hook registryRegistered with Uniswap Labs (a listing, not a security review).

✓Source code publishedThe code on the block explorer matches what's deployed (contract: HookFee).

iCan change swap amountsIt has a ReturnDelta permission. Normal for fees and burns, but also how fake-quote hooks steal.

?No audit linkedAutomated checks only.

Pools using this hook

2 total

PairCreatedFeePool ID

ETH / Pine 5mo 0.30% 0x8082…1de5 Tx ↗

ETH / NAZI 6mo 0.30% 0x11ed…ba73 Tx ↗