Ethereum EIP-8488 Draft: Implements "Old-New Cutoff" for Gas Pricing, Introduces Versioned Opcodes

The Ethereum community has recently submitted a draft Ethereum Improvement Proposal (EIP) 8488, titled "Versioned Opcodes for Gas Repricing". The proposal’s core idea is to introduce a parallel set of V2 opcodes, whose gas costs will follow new pricing standards outlined in EIP-8037 and EIP-8038. The draft stipulates that after network activation, newly deployed contracts can only include V2 opcodes, with their version number written during verification. The new cross-contract call instruction requires the target contract to also be a V2 version; otherwise, the call will fail. To completely separate new and old rules, the V2 opcode set has removed instructions like GAS and GASLIMIT that expose internal gas metrics, preventing new contracts from hardcoding old gas consumption logic. All existing legacy contracts will continue to operate under the old gas schedule indefinitely. The motivation behind the draft is to resolve a contradiction facing the current upgrade: directly rolling out the new gas rules in full would heavily impact existing contracts that rely on old gas invariants, while delaying or scrapping the new rules would delay EIPs designed to control state growth and significantly raise the gas limit. EIP-8488 offers a third path: new bytecodes use the new pricing, old contracts remain unaffected, and upgradable systems will migrate naturally when replacing implementations. As the share of V2 executions rises and state growth becomes manageable in the future, Ethereum’s gas limit can be gradually increased. The proposal’s authors stated that the underlying structure of deployed contracts should not be altered due to post-hoc gas price adjustments. To decouple pricing from application functionality, new contracts should not hardcode internal gas pricing into their logic. Currently, the proposal is in an early draft stage.