Smart contract addresses

The following information may be useful to those building on Arbitrum. We list the addresses of the smart contracts related to the protocol, the token bridge and precompiles of the different Arbitrum chains.

Protocol smart contracts

Core contracts

The following contracts are deployed on Ethereum (L1)

	Arbitrum One	Arbitrum Nova	Arbitrum Sepolia
Rollup	0x4DCe...Cfc0	0xE7E8...B7Bd	0xd808...81C8
Sequencer Inbox	0x1c47...82B6	0x211E...c21b	0x6c97...be0D
CoreProxyAdmin	0x5547...2dbD	0x71D7...7148	0x1ed7...0686

Cross-chain messaging contracts

The following contracts are deployed on Ethereum (L1)

	Arbitrum One	Arbitrum Nova	Arbitrum Sepolia
Delayed Inbox	0x4Dbd...AB3f	0xc444...3949	0xaAe2...ae21
Bridge	0x8315...ed3a	0xC1Eb...76Bd	0x38f9...33a9
Outbox	0x0B98...4840	0xD4B8...cc58	0x65f0...B78F
Classic Outbox***	0x7607...1A40 0x667e...337a

***Migrated Network Only

Fraud proof contracts

The following contracts are deployed on Ethereum (L1)

	Arbitrum One	Arbitrum Nova	Arbitrum Sepolia
ChallengeManager	0xA556...9fB0	0xFE66...A688	0xC60b...8B4C
OneStepProver0	0x35FB...F731	0x35FB...F731	0x3Fe7...1377
OneStepProverMemory	0xe0ba...C48b	0xe0ba...C48b	0x6268...ec2d
OneStepProverMath	0xaB95...F921	0xaB95...F921	0x42f5...e8Fa
OneStepProverHostIo	0xa07c...71Cf	0xa07c...71Cf	0xdB2c...C165
OneStepProofEntry	0x4397...42d6	0x4397...42d6	0xB9cf...AE80

Token bridge smart contracts

Core contracts

The following contracts are deployed on Ethereum (L1)

	Arbitrum One	Arbitrum Nova	Arbitrum Sepolia
L1 Gateway Router	0x72Ce...31ef	0xC840...cD48	0xcE18...8264
L1 ERC20 Gateway	0xa3A7...0EeC	0xB253...21bf	0x902b...3aFF
L1 Arb-Custom Gateway	0xcEe2...180d	0x2312...232f	0xba2F...40F3
L1 Weth Gateway	0xd920...e2db	0xE4E2...0BaE	0xA8aD...0e1E
L1 Weth	0xC02a...6Cc2	0xC02a...6Cc2	0x7b79...E7f9
L1 Proxy Admin	0x9aD4...0aDa	0xa8f7...e560	0xDBFC...44b0

The following contracts are deployed on the corresponding L2 chain

	Arbitrum One	Arbitrum Nova	Arbitrum Sepolia
L2 Gateway Router	0x5288...F933	0x2190...DFa8	0x9fDD...43C7
L2 ERC20 Gateway	0x09e9...1EEe	0xcF9b...9257	0x6e24...b502
L2 Arb-Custom Gateway	0x0967...5562	0xbf54...51F4	0x8Ca1...42C5
L2 Weth Gateway	0x6c41...623B	0x7626...D9eD	0xCFB1...556D
L2 Weth	0x82aF...Bab1	0x722E...5365	0x980B...7c73
L2 Proxy Admin	0xd570...2a86	0xada7...d92C	0x715D...5FdF

Precompiles

The following precompiles are deployed on every L2 chain and always have the same address

	Arbitrum One	Arbitrum Nova	Arbitrum Sepolia
ArbAddressTable	0x0000...0066	0x0000...0066	0x0000...0066
ArbAggregator	0x0000...006D	0x0000...006D	0x0000...006D
ArbFunctionTable	0x0000...0068	0x0000...0068	0x0000...0068
ArbGasInfo	0x0000...006C	0x0000...006C	0x0000...006C
ArbInfo	0x0000...0065	0x0000...0065	0x0000...0065
ArbOwner	0x0000...0070	0x0000...0070	0x0000...0070
ArbOwnerPublic	0x0000...006b	0x0000...006b	0x0000...006b
ArbRetryableTx	0x0000...006E	0x0000...006E	0x0000...006E
ArbStatistics	0x0000...006F	0x0000...006F	0x0000...006F
ArbSys	0x0000...0064	0x0000...0064	0x0000...0064
ArbWasm	0x0000...0071	0x0000...0071	0x0000...0071
ArbWasmCache	0x0000...0072	0x0000...0072	0x0000...0072
NodeInterface	0x0000...00C8	0x0000...00C8	0x0000...00C8

Misc

The following contracts are deployed on the corresponding L2 chain

Function	Arbitrum One	Arbitrum Nova	Arbitrum Sepolia
L2 Multicall	0x842e...4EB2	0x5e1e...cB86	0xA115...d092
ResourceConstraintManager	0x8F59...823a	0x653e...86B7

Canonical factory contracts

The following factory contracts are deployed on the corresponding chain and are used to deploy new Arbitrum chains (RollupCreator) and their token bridges (TokenBridgeCreator). For factory contracts on additional chains (Ethereum, Base, and testnets) and deployment instructions, see Canonical factory contracts.

	Arbitrum One	Arbitrum Nova	Arbitrum Sepolia
RollupCreator	0xB90e...eB8b	0xF916...60F4	0x5F45...16cF
TokenBridgeCreator	0x2f56...000e	0x8B9D...8c14	0x56C4...bD8E

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