{
    "name": "constantinople",
    "comment": "Postponed hardfork including EIP-1283 (SSTORE gas metering changes)",
    "url": "https://eips.ethereum.org/EIPS/eip-1013",
    "status": "Final",
    "gasConfig": {},
    "gasPrices": {
        "netSstoreNoopGas": {
            "v": 200,
            "d": "Once per SSTORE operation if the value doesn't change"
        },
        "netSstoreInitGas": {
            "v": 20000,
            "d": "Once per SSTORE operation from clean zero"
        },
        "netSstoreCleanGas": {
            "v": 5000,
            "d": "Once per SSTORE operation from clean non-zero"
        },
        "netSstoreDirtyGas": {
            "v": 200,
            "d": "Once per SSTORE operation from dirty"
        },
        "netSstoreClearRefund": {
            "v": 15000,
            "d": "Once per SSTORE operation for clearing an originally existing storage slot"
        },
        "netSstoreResetRefund": {
            "v": 4800,
            "d": "Once per SSTORE operation for resetting to the original non-zero value"
        },
        "netSstoreResetClearRefund": {
            "v": 19800,
            "d": "Once per SSTORE operation for resetting to the original zero value"
        },
        "shl": {
            "v": 3,
            "d": "Base fee of the SHL opcode"
        },
        "shr": {
            "v": 3,
            "d": "Base fee of the SHR opcode"
        },
        "sar": {
            "v": 3,
            "d": "Base fee of the SAR opcode"
        },
        "extcodehash": {
            "v": 400,
            "d": "Base fee of the EXTCODEHASH opcode"
        },
        "create2": {
            "v": 32000,
            "d": "Base fee of the CREATE2 opcode"
        }
    },
    "vm": {},
    "pow": {
        "minerReward": {
            "v": "2000000000000000000",
            "d": "The amount a miner gets rewarded for mining a block"
        },
        "difficultyBombDelay": {
            "v": 5000000,
            "d": "the amount of blocks to delay the difficulty bomb with"
        }
    }
}