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A public permissionless L2 optimistic rollup to Ethereum with smart contract capabilities.

Explore the features

Public / Private / PermissionedPublic
Smart contractsYes
Smart contract language(s) supportedSolidity, Vyper, Yul, Huff
Transaction privacyNo
Transaction visibilityAll participants have access to all entries ever recorded.
Transaction orderingOrdering done by the Offchain Labs sequencer.

Fault tolerance

Open source Beta.


On average, 15 seconds per block.

Industry use case

L2 scaling.
Smart contracts for digital assets.

What’s next

Start today with an elastic or dedicated Arbitrum node.

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