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feat(gas-profiler): update Glamsterdam preset to frozen devnet-8 repricing #447

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9f146d9
feat(gas-profiler): update Glamsterdam preset to frozen devnet-8 repr…
barnabasbusa Aug 14, 2026
beaf6e7
fix(gas-profiler): keep sliders usable with preset values above their…
barnabasbusa Aug 14, 2026
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66 changes: 33 additions & 33 deletions src/pages/ethereum/execution/gas-profiler/SimulatePage.types.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -23,7 +23,7 @@ export interface GasSchedule {

// Storage - SSTORE (Istanbul+: EIP-2200 net metered)
SSTORE_SET?: number; // Istanbul+: 20000
SSTORE_RESET?: number; // Istanbul+: 2900
SSTORE_RESET?: number; // Istanbul+: 5000 (legacy EIP-2200 value; backend charges SSTORE_RESET - SLOAD_COLD as the write surcharge)

// Calls - access costs (pre-Berlin: single CALL_BASE, post-Berlin: cold/warm)
CALL_BASE?: number; // pre-Berlin: varies by fork
Expand Down Expand Up @@ -123,8 +123,8 @@ export const GAS_PARAMETER_GROUPS: GasParameterGroup[] = [
// Post-Berlin (EIP-2929): cold/warm access costs
{ key: 'SLOAD_COLD', label: 'SLOAD Cold', min: 0, max: 10000, step: 100 },
{ key: 'SLOAD_WARM', label: 'SLOAD Warm', min: 0, max: 1000, step: 10 },
{ key: 'SSTORE_SET', label: 'SSTORE Set', min: 0, max: 50000, step: 1000 },
{ key: 'SSTORE_RESET', label: 'SSTORE Reset', min: 0, max: 10000, step: 100 },
{ key: 'SSTORE_SET', label: 'SSTORE Set', min: 0, max: 150000, step: 1000 },
{ key: 'SSTORE_RESET', label: 'SSTORE Reset', min: 0, max: 25000, step: 100 },
],
},
{
Expand All @@ -145,9 +145,9 @@ export const GAS_PARAMETER_GROUPS: GasParameterGroup[] = [
{ key: 'CALL_COLD', label: 'CALL Cold', min: 0, max: 10000, step: 100 },
{ key: 'CALL_WARM', label: 'CALL Warm', min: 0, max: 1000, step: 10 },
{ key: 'CALL_VALUE_XFER', label: 'Value Transfer', min: 0, max: 20000, step: 500 },
{ key: 'CALL_NEW_ACCOUNT', label: 'New Account', min: 0, max: 50000, step: 1000 },
{ key: 'CREATE', label: 'CREATE', min: 0, max: 100000, step: 1000 },
{ key: 'CREATE2', label: 'CREATE2', min: 0, max: 100000, step: 1000 },
{ key: 'CALL_NEW_ACCOUNT', label: 'New Account', min: 0, max: 300000, step: 1000 },
{ key: 'CREATE', label: 'CREATE', min: 0, max: 300000, step: 1000 },
{ key: 'CREATE2', label: 'CREATE2', min: 0, max: 300000, step: 1000 },
{ key: 'SELFDESTRUCT', label: 'SELFDESTRUCT', min: 0, max: 10000, step: 100 },
],
},
Expand Down Expand Up @@ -320,41 +320,41 @@ export const GAS_PARAMETER_GROUPS: GasParameterGroup[] = [

/**
* Glamsterdam (EIP-8007) gas schedule preset.
* Applies all gas parameter changes proposed for the Glamsterdam fork.
* Values match the frozen glamsterdam-devnet-8 repricing (ACDT #90).
*
* EIP-7904: Compute repricing (opcodes + precompiles)
* EIP-2780: Intrinsic transaction gas decomposition
* EIP-7976: Calldata floor cost increase
* EIP-2780: Transaction base cost reduction
* EIP-8038: State access repricing (TBD - using current values as placeholders)
* EIP-7981: Access list data cost (folded into per-entry costs)
* EIP-8037: State creation gas (state-gas dimension folded into execution gas)
* EIP-8038: State access repricing
*
* EIP-7904 (compute repricing) is now Informational and recommends no changes,
* so the preset no longer overrides compute opcodes or precompiles.
*/
export const GLAMSTERDAM_PRESET: Record<string, number> = {
// EIP-7904: Compute repricing
DIV: 15,
SDIV: 20,
MOD: 12,
MULMOD: 11,
KECCAK256: 45,
PC_BLAKE2F_BASE: 170,
PC_BLAKE2F_PER_ROUND: 2,
PC_BLS12_G1ADD: 643,
PC_BLS12_G2ADD: 765,
PC_BN254_ADD: 314,
PC_BN254_PAIRING_PER_PAIR: 34103,
PC_KZG_POINT_EVALUATION: 89363,
// EIP-2780: TX_BASE_COST; create tx intrinsic = TX_BASE_COST + CREATE_ACCESS (EIP-8038)
TX_BASE: 12000,
TX_CREATE_BASE: 24000,

// EIP-7976: Calldata floor
TX_FLOOR_PER_TOKEN: 15,
TX_FLOOR_PER_TOKEN: 16,

// EIP-8038: State access repricing
CALL_COLD: 3000, // COLD_ACCOUNT_ACCESS
SSTORE_RESET: 12100, // SLOAD_COLD 2,100 + STORAGE_WRITE 10,000
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CALL_VALUE_XFER: 11300, // CALL_VALUE = ACCOUNT_WRITE 9,000 + CALL_STIPEND 2,300

// EIP-2780: TX base cost
TX_BASE: 4500,
// EIP-8038 per-entry cost + EIP-7981 data cost (64 gas/byte)
TX_ACCESS_LIST_ADDR: 4180, // 2,900 + 1,280
TX_ACCESS_LIST_KEY: 4048, // 2,000 + 2,048

// EIP-8038: State access repricing (TBD - current values)
SLOAD_COLD: 2100,
SLOAD_WARM: 100,
SSTORE_RESET: 2900,
CALL_COLD: 2600,
TX_ACCESS_LIST_ADDR: 2400,
TX_ACCESS_LIST_KEY: 1900,
// EIP-8037: State creation gas (CPSB = 1,530 per state byte)
SSTORE_SET: 97920, // GAS_STORAGE_SET = 64 * CPSB
CALL_NEW_ACCOUNT: 183600, // GAS_NEW_ACCOUNT = 120 * CPSB
CREATE: 195600, // GAS_CREATE 183,600 + CREATE_ACCESS 12,000
CREATE2: 195600,
CREATE_DATA: 1530, // GAS_CODE_DEPOSIT per byte
TX_AUTH_COST: 35190, // PER_AUTH_BASE_COST = 23 * CPSB
};

/**
Expand Down
22 changes: 13 additions & 9 deletions src/pages/ethereum/execution/gas-profiler/components/GasScheduleDrawer/GasScheduleDrawer.tsx
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Original file line number Diff line number Diff line change
Expand Up @@ -59,25 +59,29 @@ interface CategoryGroup {
}

/**
* Derive slider constraints from default value
* Derive slider constraints from the default value, widening the range to keep
* the current value (e.g. an applied preset) within the slider scale
*/
function getSliderConstraints(defaultValue: number): { min: number; max: number; step: number } {
function getSliderConstraints(
defaultValue: number,
currentValue: number = defaultValue
): { min: number; max: number; step: number } {
if (defaultValue === 0) {
return { min: 0, max: 100, step: 1 };
return { min: 0, max: Math.max(100, currentValue), step: 1 };
}
if (defaultValue <= 10) {
return { min: 0, max: Math.max(50, defaultValue * 5), step: 1 };
return { min: 0, max: Math.max(50, defaultValue * 5, currentValue), step: 1 };
}
if (defaultValue <= 100) {
return { min: 0, max: Math.max(500, defaultValue * 5), step: 10 };
return { min: 0, max: Math.max(500, defaultValue * 5, currentValue), step: 10 };
}
if (defaultValue <= 1000) {
return { min: 0, max: Math.max(5000, defaultValue * 5), step: 50 };
return { min: 0, max: Math.max(5000, defaultValue * 5, currentValue), step: 50 };
}
if (defaultValue <= 10000) {
return { min: 0, max: Math.max(50000, defaultValue * 5), step: 100 };
return { min: 0, max: Math.max(50000, defaultValue * 5, currentValue), step: 100 };
}
return { min: 0, max: defaultValue * 5, step: 1000 };
return { min: 0, max: Math.max(defaultValue * 5, currentValue), step: 1000 };
}

/**
Expand Down Expand Up @@ -462,7 +466,7 @@ export function GasScheduleDrawer({
if (!param) return null;
const currentValue = schedule[key] ?? param.value;
const isModified = schedule[key] !== undefined && schedule[key] !== param.value;
const { min, max, step } = getSliderConstraints(param.value);
const { min, max, step } = getSliderConstraints(param.value, currentValue);

return (
<div
Expand Down
84 changes: 42 additions & 42 deletions ...ereum/execution/gas-profiler/components/GlamsterdamPresetModal/GlamsterdamPresetModal.tsx
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Original file line number Diff line number Diff line change
Expand Up @@ -34,75 +34,73 @@ interface UnsupportedEip {
/** EIP sections with overridable parameters */
const EIP_SECTIONS: EipSection[] = [
{
eip: 'EIP-7904',
name: 'Compute Repricing',
description: 'Adjusts gas costs for compute-heavy opcodes and precompiles to better reflect actual resource usage.',
url: 'https://eips.ethereum.org/EIPS/eip-7904',
eip: 'EIP-2780',
name: 'Intrinsic Transaction Gas',
description:
'Decomposes the flat 21,000 intrinsic cost into TX_BASE_COST (12,000) plus per-resource primitives; contract-creation intrinsic becomes TX_BASE_COST + CREATE_ACCESS (24,000).',
url: 'https://eips.ethereum.org/EIPS/eip-2780',
parameters: [
{ key: 'DIV', label: 'DIV' },
{ key: 'SDIV', label: 'SDIV' },
{ key: 'MOD', label: 'MOD' },
{ key: 'MULMOD', label: 'MULMOD' },
{ key: 'KECCAK256', label: 'KECCAK256' },
{ key: 'PC_BLAKE2F_BASE', label: 'BLAKE2F Base' },
{ key: 'PC_BLAKE2F_PER_ROUND', label: 'BLAKE2F /Round' },
{ key: 'PC_BLS12_G1ADD', label: 'BLS12 G1Add' },
{ key: 'PC_BLS12_G2ADD', label: 'BLS12 G2Add' },
{ key: 'PC_BN254_ADD', label: 'BN254 Add' },
{ key: 'PC_BN254_PAIRING_PER_PAIR', label: 'BN254 Pairing /Pair' },
{ key: 'PC_KZG_POINT_EVALUATION', label: 'KZG Point Eval' },
{ key: 'TX_BASE', label: 'TX Base' },
{ key: 'TX_CREATE_BASE', label: 'TX Create Base' },
],
note: 'The decomposition itself (COLD_ACCOUNT_ACCESS and TX_VALUE_COST charged per transaction shape) cannot be expressed as overrides, so plain ETH transfers simulate at 12,000 instead of the decomposed 21,000.',
},
{
eip: 'EIP-7976',
name: 'Calldata Floor Cost',
description: 'Increases the calldata floor cost per token, discouraging using calldata for data availability.',
url: 'https://eips.ethereum.org/EIPS/eip-7976',
parameters: [{ key: 'TX_FLOOR_PER_TOKEN', label: 'Floor Per Token' }],
},
{
eip: 'EIP-2780',
name: 'Transaction Repricing',
description:
'Reprices transaction costs: reduces the base cost from 21,000 to 4,500, and restructures value transfer and cold account access pricing.',
url: 'https://eips.ethereum.org/EIPS/eip-2780',
parameters: [{ key: 'TX_BASE', label: 'TX Base' }],
note: 'This EIP also introduces structural changes (new account surcharge, cold account cost splitting by code presence, value transfer repricing) that cannot be simulated as parameter overrides.',
note: 'The EIP also re-weights zero bytes to 4 tokens (64/64 per byte); token weights cannot be overridden, so zero bytes floor at 16 per byte here.',
},
{
eip: 'EIP-8038',
name: 'State Access Repricing',
description:
'Reprices state access opcodes (SLOAD, SSTORE, CALL cold/warm). Values are still under discussion and may change.',
'Reprices state access: COLD_ACCOUNT_ACCESS 3,000, STORAGE_WRITE 10,000, CALL_VALUE 11,300, access list entries. Frozen for glamsterdam-devnet-8 (ACDT #90).',
url: 'https://eips.ethereum.org/EIPS/eip-8038',
placeholder: true,
parameters: [
{ key: 'SLOAD_COLD', label: 'SLOAD Cold' },
{ key: 'SLOAD_WARM', label: 'SLOAD Warm' },
{ key: 'CALL_COLD', label: 'Cold Account Access' },
{ key: 'SSTORE_RESET', label: 'SSTORE Reset' },
{ key: 'CALL_COLD', label: 'CALL Cold' },
{ key: 'CALL_VALUE_XFER', label: 'Call Value' },
{ key: 'TX_ACCESS_LIST_ADDR', label: 'Access List Addr' },
{ key: 'TX_ACCESS_LIST_KEY', label: 'Access List Key' },
],
note: 'SSTORE clear refund and EXTCODESIZE/EXTCODECOPY formula changes in this EIP cannot be simulated as parameter overrides.',
note: 'SSTORE Reset is SLOAD_COLD 2,100 + STORAGE_WRITE 10,000. Access list entries include EIP-7981 data cost (1,280 per address, 2,048 per key). The raised storage-clear refund and the EXTCODESIZE/EXTCODECOPY extra warm read cannot be simulated as overrides.',
},
{
eip: 'EIP-8037',
name: 'State Creation Gas',
description:
'Prices state creation at a fixed 1,530 gas per state byte (CPSB): new account 183,600, storage set 97,920, code deposit 1,530 per byte, EIP-7702 auth 35,190.',
url: 'https://eips.ethereum.org/EIPS/eip-8037',
parameters: [
{ key: 'SSTORE_SET', label: 'SSTORE Set' },
{ key: 'CALL_NEW_ACCOUNT', label: 'New Account' },
{ key: 'CREATE', label: 'CREATE' },
{ key: 'CREATE2', label: 'CREATE2' },
{ key: 'CREATE_DATA', label: 'Code Deposit /Byte' },
{ key: 'TX_AUTH_COST', label: '7702 Auth' },
],
note: 'The EIP meters these in a separate state-gas dimension with source-based refunds; the simulation folds them into execution gas, so blocks near the limit overestimate slightly.',
},
];

/** EIPs that involve structural changes and cannot be simulated via parameter overrides */
const UNSUPPORTED_EIPS: UnsupportedEip[] = [
{
eip: 'EIP-8037',
name: 'State Growth Costs',
eip: 'EIP-7904',
name: 'Compute Gas Cost Analysis',
reason:
'Introduces new gas costs for account/storage creation that require protocol-level changes, not just parameter adjustments.',
url: 'https://eips.ethereum.org/EIPS/eip-8037',
'Now Informational: with EIP-7928 optimizations, compute opcodes and precompiles meet the throughput target at current costs, so no compute repricing is applied.',
url: 'https://eips.ethereum.org/EIPS/eip-7904',
},
{
eip: 'EIP-7981',
name: 'Access List Data Gas',
eip: 'EIP-7778',
name: 'Block Gas Accounting without Refunds',
reason:
'Adds a new intrinsic gas mechanism for access list data that cannot be expressed as a simple price override.',
url: 'https://eips.ethereum.org/EIPS/eip-7981',
'Excludes gas refunds from block-level gas accounting, a structural change that cannot be expressed as a price override.',
url: 'https://eips.ethereum.org/EIPS/eip-7778',
},
];

Expand Down Expand Up @@ -218,11 +216,13 @@ export function GlamsterdamPresetModal({
EIP-8007 (Glamsterdam)
<ArrowTopRightOnSquareIcon className="size-3.5" />
</a>
, the upcoming Ethereum execution layer upgrade. It bundles compute repricing, calldata floor increases, and
transaction base cost reductions into a single preset you can simulate against real blocks.
, the upcoming Ethereum execution layer upgrade. It bundles state access and state creation repricing,
calldata floor increases, and the intrinsic transaction gas decomposition into a single preset you can
simulate against real blocks.
</p>
<p className="mt-2 text-sm/6 text-muted">
Values below are pre-filled with the proposed changes. You can adjust any parameter before simulating.
Values below are pre-filled with the frozen glamsterdam-devnet-8 repricing. You can adjust any parameter
before simulating.
</p>
</div>

Expand Down
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