Sandwich Guard
Stops a wallet buying and selling in the same block
Protection · keep bots and whales in check~17,500 gas a swap
Remembers the chain block each wallet last bought in and refuses that wallet a sell in the same block. That stops the common sandwich: a bot buying just before your trade and selling just after it. It raises the cost of sandwich attacks rather than promising to end them.
How it works on-chain
- 1The hook remembers the block each wallet last bought in, using Robinhood Chain's own blocks, about a tenth of a second each.
- 2A sell from that wallet in the same block is refused.
What it doesn't do
It raises the cost of sandwich attacks rather than promising to end them.
What you set at launch
Nothing: it's on or off.
Where it runs in the hook
beforeSwapafterSwap
Tokens launched with it
Reading the launches