Ethereum Layer 2 Fees Plunge by Up to 95% with Proto-Danksharding Upgrade

The Ethereum network has undergone a significant change in its Layer 2 fee structure due to the implementation of EIP-4844, also known as Proto-Danksharding.

This upgrade, activated in March 2024, introduced a new pricing paradigm for major rollups by reducing transaction fees between 90% and 95%, effectively changing everything. The technical foundation behind this reduction lies in the creation of a temporary data space called 'blobs' that allows rollups to publish their data at a lower marginal cost.

The impact on network activity is quantifiable, with Ethereum's monthly transaction count exceeding 50 million and unique active addresses reaching multi-year highs. The base fee has stabilized within the 1-3 gwei range, reflecting excess capacity on layer 1.

The redistribution of economic value across layers is a key metric: Layer 2 networks generated total revenues of approximately $129 million in 2025, with L2s transferring around $10 million to Ethereum's mainnet as settlement and security fees. The remainder, close to $119 million, was retained by the second-layer network operators.

The profitability model of L2 networks has shifted toward capturing Maximal Extractable Value (MEV), with sequencers like Base and Arbitrum generating significant revenue through centralization. However, this trend faces challenges from factors such as blob space demand, future upgrades, sequencer decentralization, and subsidy models.

The structural change in Ethereum Layer 2 fees has a direct effect on the network's economics, with implications for all ecosystem participants. The ability to maintain fees within the current range depends on the evolution of these variables and the capacity of L2 networks to adapt without exclusive reliance on subsidies.