Robinhood Chain hook

UruLaunchHook

ListedRobinhood ChainVerified source
0x8933d28e68d02faa02436aef42e6ba9674698044Blockscout

A Uniswap v4 launch hook for the URU token that applies a time-decaying sniper tax (up to 99% at launch, decaying to 0%) on swaps during a configurable window, routing proceeds to a vault. It also tracks URU trading volume per epoch to compute a bounded emission-rate signal.

1Pools
40Swaps, 7 days
$531Volume, 7 days
95 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.

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

Last test swap

A quote for a tiny exact-in swap each way through WETH / URU 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 1 s ago, every hour.

WETH to URU0.00% takenIn 0.0000618034 WETHOut 2,105.97 URU, expected 2,105.99Gas 59,384
URU to WETH0.00% takenIn 2,112.32 URUOut 0.0000616173 WETH, expected 0.000061618Gas 59,218

Swaps per day

10-20810-21610-22710-23310-24410-25610-266

Volume over the same days: $93, $37, $110, $11, $36, $137, $107. Days end at the snapshot, in UTC.

Pools

PairFeeSwaps 7dVolume 7dCreated
WETH / URU
0xd307e8…230284
0.30%40$53194 days agoSwap