Base Fee Adjustment Rate

Algorithm

The Base Fee Adjustment Rate functions as a core component within Ethereum’s EIP-1559 upgrade, dynamically altering transaction costs based on network congestion. This mechanism aims to provide more predictable gas fees for users, shifting from a first-price auction to a base fee plus a priority fee, or “tip,” for miners. The rate adjusts after each block, increasing if the block is more than 50% full and decreasing if it’s less than 50% full, with adjustments capped at a maximum increase or decrease of 50%. Consequently, this algorithmic control seeks to stabilize transaction costs and improve the user experience within the Ethereum network.