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ERC-7930 Interoperable Addresses

ReviewERCcreated 2025-02-0210 later proposals build on it

An extensible binary format to refer to an address specific to one chain.

Authors: Teddy (@0xteddybear), Joxes (@0xJoxess), Nick Johnson (@Arachnid), Francisco Giordano (@frangio), Skeletor Spaceman (@skeletor-spaceman), Racu (@0xRacoon), TiTi (@0xtiti), Gori (@0xGorilla), Ardy (@0xArdy), Onizuka (@onizuka-wl), Sam Kaufman (@SampkaML), Marco Stronati (@paracetamolo), Yuliya Alexiev (@yuliyaalexiev), Jeff Lau (@jefflau), Sam Wilson (@samwilsn), Vitalik Buterin (@vbuterin), Thomas Clowes (@clowestab), Mono (@0xMonoAx), Prem Makeig (@nxt3d), Orca (@0xrcinus)

Built on by (10)

Later proposals that name this one in their requires field.

ERC-7683Cross Chain IntentsERC-7786Cross-Chain Messaging GatewayERC-7828Interoperable NamesERC-7965Proof-based Broadcast in ERC-7786 GatewaysERC-8048Onchain Metadata for Token RegistriesERC-8049Contract-Level Onchain MetadataERC-8092Associated AccountsERC-8121Cross-Chain Function Calls via HooksERC-8122Minimal Agent RegistryERC-8127Human Readable Token Identifiers

What the specification covers

AbstractMotivationComparisons with other standardsCAIP-10SpecificationTerminology_Interoperable Address_ DefinitionExamplesExample 1: Ethereum mainnet addressExample 2: Solana mainnet addressExample 3: EVM address without ChainReferenceExample 4: Solana mainnet Chain IdentifierVersioningText representationRationaleSecurity ConsiderationsCopyright

This proposal declares no Solidity interface, so there is nothing to compute. It may be a core protocol change, a meta proposal, or written in prose only.

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