NodeInterface
Query gas estimates and chain data through the NodeInterface.
The NodeInterface is a virtual contract that exposes gas estimation and chain data that has no Ethereum equivalent.
This section is being ported. The NodeInterface overview and reference will land here as content is migrated.
Precompiles reference
Complete reference for all Arbitrum precompiled contracts, including ArbSys, ArbRetryableTx, ArbGasInfo, ArbAggregator, and more. Lists methods, addresses, Solidity interfaces, and Go implementations.
NodeInterface overview
Overview of Arbitrum's NodeInterface, a virtual contract at address 0xc8 accessible only via RPCs. Provides gas estimation, proof construction, and other node-level utilities not available onchain.