What is EIP-1559?
EIP-1559 (Ethereum Improvement Proposal 1559) is the August 2021 protocol upgrade that introduced a base-fee mechanism for gas pricing, replacing the previous first-price auction. The base fee is algorithmically determined based on block fullness and — critically — burned rather than paid to miners (now validators post-Merge). EIP-1559 changed Ethereum’s economics from purely inflationary to potentially deflationary.
How EIP-1559 mechanically works
Each block has a base fee that adjusts up to 12.5% per block based on demand. Users specify (a) a max fee they’re willing to pay and (b) a tip (priority fee) for validators. The base fee is burned (removed from circulating supply); the tip goes to the validator. Block targets are 15 million gas with hard maximum of 30 million, allowing burst capacity during demand spikes.
Why EIP-1559 matters
Three structural changes. (1) Predictable gas — base fee is on-chain visible, eliminating overpayment from auction uncertainty. (2) Deflationary mechanism — high-activity periods burn more ETH than is issued, creating net supply reduction. (3) Validator alignment — validators can’t collude to inflate fees by manipulating block order.
Burn statistics
Since deployment, over 4 million ETH have been burned (USD 12B+ at current prices). The “ultrasound money” narrative — promoted by Justin Drake — describes ETH transitioning from inflationary to net-deflationary supply, particularly during high transaction periods. Critics argue the burn is structurally similar to share buybacks in traditional equity.
Layer 2 implications
L2 rollups (Optimism, Arbitrum, Base) pay L1 gas through EIP-1559 mechanism to post data. Rising L2 activity increases L1 burn even when individual L2 transaction fees stay low. This creates a positive feedback loop where L2 adoption strengthens L1 ETH tokenomics.
Türkiye context
For Türk crypto investors holding ETH, EIP-1559’s deflationary dynamics partially compensate for TRY-denominated holding cost. The base-fee transparency also reduces transaction-cost surprises that historically frustrated Türk users. Türk DeFi developers should design fee models accounting for base-fee volatility during high-traffic periods.
Related: EIP-4844, Optimistic Rollup, ZK Rollup, Sequencer.