Ecosystem Contracts
The tables below list deployment addresses for widely used onchain apps on Base.
Base Mainnet
Section titled “Base Mainnet”Multicall3
Section titled “Multicall3”| Contract | Address |
|---|---|
| Multicall3 | 0xcA11bde05977b3631167028862bE2a173976CA11 |
Uniswap v3
Section titled “Uniswap v3”| Contract | Address |
|---|---|
Permit2 | 0x000000000022D473030F116dDEE9F6B43aC78BA3 |
universal router | 0x198EF79F1F515F02dFE9e3115eD9fC07183f02fC |
v3CoreFactory | 0x33128a8fC17869897dcE68Ed026d694621f6FDfD |
multicall | 0x091e99cb1C49331a94dD62755D168E941AbD0693 |
proxyAdmin | 0x3334d83e224aF5ef9C2E7DDA7c7C98Efd9621fA9 |
tickLens | 0x0CdeE061c75D43c82520eD998C23ac2991c9ac6d |
nftDescriptor | 0xF9d1077fd35670d4ACbD27af82652a8d84577d9F |
nonfungibleTokenPositionDescriptor | 0x4f225937EDc33EFD6109c4ceF7b560B2D6401009 |
descriptorProxy | 0x4615C383F85D0a2BbED973d83ccecf5CB7121463 |
nonfungibleTokenPositionManager | 0x03a520b32C04BF3bEEf7BEb72E919cf822Ed34f1 |
v3Migrator | 0x23cF10b1ee3AdfCA73B0eF17C07F7577e7ACd2d7 |
v3Staker | 0x42bE4D6527829FeFA1493e1fb9F3676d2425C3C1 |
quoterV2 | 0x3d4e44Eb1374240CE5F1B871ab261CD16335B76a |
swapRouter | 0x2626664c2603336E57B271c5C0b26F421741e481 |
Uniswap v2
Section titled “Uniswap v2”| Contract | Address |
|---|---|
Factory | 0x8909Dc15e40173Ff4699343b6eB8132c65e18eC6 |
Router | 0x4752ba5dbc23f44d87826276bf6fd6b1c372ad24 |
Base Sepolia
Section titled “Base Sepolia”Multicall3
Section titled “Multicall3”| Contract | Address |
|---|---|
| Multicall3 | 0xcA11bde05977b3631167028862bE2a173976CA11 |
Uniswap v3
Section titled “Uniswap v3”| Contract | Address |
|---|---|
Permit2 | 0x000000000022d473030f116ddee9f6b43ac78ba3 |
universal router | 0x050E797f3625EC8785265e1d9BDd4799b97528A1 |
v3CoreFactory | 0x4752ba5DBc23f44D87826276BF6Fd6b1C372aD24 |
multicall | 0xd867e273eAbD6c853fCd0Ca0bFB6a3aE6491d2C1 |
proxyAdmin | 0xD7303474Baca835743B54D73799688990f24a79D |
tickLens | 0xedf6066a2b290C185783862C7F4776A2C8077AD1 |
nftDescriptor | 0x4e0caFF1Df1cCd7CF782FDdeD77f020699B57f1a |
nonfungibleTokenPositionDescriptor | 0xd7c6e867591608D32Fe476d0DbDc95d0cf584c8F |
nonfungibleTokenPositionManager | 0x27F971cb582BF9E50F397e4d29a5C7A34f11faA2 |
v3Migrator | 0xCbf8b7f80800bd4888Fbc7bf1713B80FE4E23E10 |
v3Staker | 0x62725F55f50bdE240aCa3e740D47298CAc8d57D5 |
quoterV2 | 0xC5290058841028F1614F3A6F0F5816cAd0df5E27 |
swapRouter | 0x94cC0AaC535CCDB3C01d6787D6413C739ae12bc4 |
Testnet interfaces
Section titled “Testnet interfaces”Uniswap v2
Section titled “Uniswap v2”| Contract | Address |
|---|---|
Factory | 0x7Ae58f10f7849cA6F5fB71b7f45CB416c9204b1e |
Router | 0x1689E7B1F10000AE47eBfE339a4f69dECd19F602 |