{"address":"0xf17f742c68658627d9a2426513f5af5c2f8968cc","chain":"robinhood","chainName":"Robinhood Chain","chains":["robinhood"],"name":"MarketMakerHook","listed":true,"description":"A protocol-owned automated market maker hook that places structured ask ladders above spot and recycles captured USDC into bid positions. Charges a flat fee on all swaps and a depth-based zone tax on sells, using beforeSwap/afterSwap return deltas to skim fees in-flight. No admin, no upgrade path, and no keeper dependency.","deployer":null,"creationTx":null,"codeBytes":24424,"implementation":null,"verified":true,"audit":null,"upgradeable":false,"swapAccess":"none","dynamicFee":true,"customData":false,"flags":["beforeInitialize","beforeAddLiquidity","beforeSwap","afterSwap","beforeSwapReturnsDelta","afterSwapReturnsDelta"],"flagBits":10444,"lines":[{"key":"afterSwapReturnsDelta","level":"red","text":"Can take a fee from your output","detail":"After the pool fills your swap, the hook can keep part of what you were about to receive."},{"key":"beforeSwapReturnsDelta","level":"red","text":"Can change the price you get","detail":"Before 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."},{"key":"beforeSwap","level":"amber","text":"Runs code before your swap and can block it","detail":"The hook is called before every swap. It can revert, which makes your swap fail."},{"key":"afterSwap","level":"amber","text":"Runs code after your swap and can block it","detail":"The hook is called after every swap. It can revert, which undoes your swap."},{"key":"beforeAddLiquidity","level":"grey","text":"Can block people from adding liquidity","detail":"Called before each deposit into the pool."},{"key":"beforeInitialize","level":"grey","text":"Runs code when a pool is created","detail":"Called once, when someone creates a pool with this hook."},{"key":"dynamicFee","level":"amber","text":"Can charge a different fee on each swap","detail":"The pool's LP fee is dynamic: the hook sets it, swap by swap."}],"score":65,"scoreItems":[{"label":"Can change swap amounts","points":-25},{"label":"Dynamic fee","points":-10}],"pools":1,"activePools":0,"swaps24":0,"swaps7":0,"volume24Usd":0,"volume7Usd":0,"firstSeenBlock":11037868,"firstSeen":1784182952,"ageDays":102.37380787037037,"poolList":[{"id":"0x35e86a7ff6574d1ca0dbfd33a5ed78c7924b848c1c4f8611aa7d232a69f930de","t0":{"a":"0x5fc5360d0400a0fd4f2af552add042d716f1d168","s":"USDG","d":6,"usd":1},"t1":{"a":"0xd948f33da2edd6ec3ba92c3919c20a51592cce6c","s":"?","d":18,"usd":null},"fee":8388608,"ts":10,"b":11037868,"t":1784182952,"s7":0,"s24":0,"v7":0,"u":0}],"daily":null,"days":7,"probe":{"pool":"0x35e86a7ff6574d1ca0dbfd33a5ed78c7924b848c1c4f8611aa7d232a69f930de","t":1793056483,"dir":[{"zf1":true,"inRaw":"90","outRaw":"1781064057920255376","expRaw":"1801093824121686903","takeBps":111,"gas":151131,"reverted":false},{"zf1":false,"inRaw":"1801100228107442930","outRaw":"88","expRaw":"90","takeBps":222,"gas":180607,"reverted":false}],"lpFee":0,"takeBps":222,"reverted":false,"gas":151131,"pair":"USDG / ?"},"snapshot":{"block":98513114,"ts":1793028049}}