No registry lists this hook. Unlisted found it in the PoolManager's Initialize events, first pool 4 days ago (2026-10-23 13:34 UTC).
1Pools
1Swaps, 7 days
$2Volume, 7 days
4 days agoFirst pool
What it can do to your swap
Can take a fee from your outputAfter the pool fills your swap, the hook can keep part of what you were about to receive.
Can change the price you getBefore your swap runs, the hook can take or add tokens, so the amount you get is set by its code as well as the pool.
Runs code before your swap and can block itThe hook is called before every swap. It can revert, which makes your swap fail.
Runs code after your swap and can block itThe hook is called after every swap. It can revert, which undoes your swap.
Can block LPs from withdrawingCalled before each withdrawal. It can revert, which stops liquidity providers from leaving.
Can block people from adding liquidityCalled before each deposit into the pool.
Runs code when a pool is createdCalled once, when someone creates a pool with this hook.
Read from the hook address: flag bits beforeInitialize, beforeAddLiquidity, beforeRemoveLiquidity, beforeSwap, afterSwap, beforeSwapReturnsDelta, afterSwapReturnsDelta. Flags glossary.
Last test swap
A quote for a tiny exact-in swap each way through ETH / TEST with Uniswap's V4 Quoter, compared with the pool's mid-price minus its 0.30% LP fee. It is an eth_call: nothing is signed or spent. Probed 7 h ago, every hour.
ETH to TEST1.00% takenIn 0.0000200707 ETHOut 9,866.15 TEST, expected 9,965.91Gas 71,753
TEST to ETH1.00% takenIn 9,995.9 TESTOut 0.0000198102 ETH, expected 0.0000200105Gas 87,346
Swaps per day
Volume over the same days: $0, $0, $0, $0, $2, $0, $0. Days end at the snapshot, in UTC.