UniHooks

EchoHook

EthereumRegistered

A token launch hook for factory-registered tokens that charges configurable buy fees and sell drain fees (defaulting to 100%) in the quote currency, taken via BeforeSwapDelta and AfterSwapDelta. Accumulated fees are tracked per token creator and claimable via claimFees or claimAllFees.

0x7a380b486ccc5e5c19879eb8c6e5c5b6b7fc80cc First pool 2 Sept 2026View on explorer
ALooks safeRegistered, verified, immutable
Pools
12
Dynamic-fee pools
0
Last new pool
2mo
Code size
5,189 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.
✓Listed in Uniswap’s hook registryRegistered with Uniswap Labs (a listing, not a security review).
✓Source code verifiedPublished source matches the deployed code.
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

12 total
PairCreatedFeePool ID
ETH / RES 2mo 0.00% 0x44ee…de3f Tx ↗
ETH / 0x1772…0af8 2mo 0.00% 0x1941…1eb7 Tx ↗
ETH / 0x3e8f…7fe6 2mo 0.00% 0x9382…4c94 Tx ↗
ETH / 0x80da…5fc9 2mo 0.00% 0xa62a…9066 Tx ↗
ETH / 0xe9f5…77a2 2mo 0.00% 0x7340…3163 Tx ↗
ETH / 0xf46a…73a7 2mo 0.00% 0xa616…c77a Tx ↗
ETH / 0x355f…a89b 2mo 0.00% 0xea1d…2b4f Tx ↗
ETH / 0x5677…1ad0 2mo 0.00% 0x6cb8…6db6 Tx ↗
ETH / 0xd796…58e3 2mo 0.00% 0x0f20…6100 Tx ↗
ETH / 0x0857…67f8 2mo 0.00% 0x0715…0e0f Tx ↗
ETH / 0x97a0…39e1 2mo 0.00% 0x84a8…945c Tx ↗
ETH / 0x97b6…fce4 2mo 0.00% 0x0c8e…a610 Tx ↗