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EIP-7892 Blob Parameter Only Hardforks

FinalInformationalcreated 2025-02-288 later proposals build on itrequires EIP-7840

Defines a mechanism for scaling Ethereum’s blob capacity via specialized hard forks that modify only blob-related parameters.

Authors: Mark Mackey (@ethDreamer), Raúl Kripalani (@raulk)

Depends on (1)

Proposals this one names in its requires field.

EIP-7840Add blob schedule to EL config files

Built on by (8)

Later proposals that name this one in their requires field.

EIP-7607Hardfork Meta - FusakaEIP-8133Network Upgrade NamingEIP-8134Hardfork Meta - BPO1EIP-8135Hardfork Meta - BPO2EIP-8138Hardfork Meta - BPO3EIP-8142Block-in-Blobs (BiB)EIP-8198Quick SlotsEIP-8261Gas Limit Schedule

What the specification covers

AbstractMotivationSpecificationDefinitionBlob schedule configurationExecution layer configurationBlob base fee computationsConsensus layer configurationModified compute_fork_digestP2P NetworkingENRStatus req/respGossip topicsRationaleWhy not just use regular hardforks?Why specify parameters in the node configuration instead of code?Why not create an on-chain voting mechanism for blob parameters?Backwards CompatibilitySecurity 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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