Robinhood Chain hook

Unlisted hook

UnlistedRobinhood ChainVerification unknown
0xef390e933332cd788df6cd7dbb80c0267331e044Blockscout

No registry lists this hook. Unlisted found it in the PoolManager's Initialize events, first pool 59 days ago (2026-09-01 02:06 UTC).

1Pools
1Swaps, 7 days
$0Volume, 7 days
59 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.
  • Runs code after your swap and can block itThe hook is called after every swap. It can revert, which undoes your swap.
  • Runs code when a pool is createdCalled once, when someone creates a pool with this hook.

Read from the hook address: flag bits beforeInitialize, afterSwap, afterSwapReturnsDelta. Flags glossary.

Last test swap

A quote for a tiny exact-in swap each way through USDG / GPRO with Uniswap's V4 Quoter, compared with the pool's mid-price minus its 5.00% LP fee. It is an eth_call: nothing is signed or spent. Probed 3 days ago, every hour.

USDG to GPRO0.00% takenIn 14.0222 USDGOut 9.4462 GPRO, expected 9.44629Gas 49,554
GPRO to USDG0.00% takenIn 9.94347 GPROOut 13.3209 USDG, expected 13.3211Gas 49,044

Swaps per day

10-20010-21010-22010-23010-24010-25110-260

Volume over the same days: $0, $0, $0, $0, $0, $0, $0. Days end at the snapshot, in UTC.

Pools

PairFeeSwaps 7dVolume 7dCreated
USDG / GPRO
0x83591a…687b3c
5.00%1$056 days agoSwap