An overview of the Arbitrum API.


Arbitrum is a Layer 2 solution that aims to enhance Ethereum smart contracts. This enhancement encompasses a notable boost in speed and scalability, accompanied by the integration of additional privacy features.

The platform has been meticulously crafted to facilitate the seamless execution of unaltered Ethereum Virtual Machine (EVM) contracts and Ethereum transactions on a secondary layer. This achievement comes without compromising the robust security attributes of Ethereum's primary layer.

Arbitrum's underlying ethos revolves around maximizing compatibility and consistency with Ethereum. Arbitrum API interactions follow the JSON-RPC standard.


  • Mainnet: One & Classic
    • (Classic only available on dedicated nodes)
  • Testnet: only dedicated nodes