Ethereum Post-Merge: Supply Continues to Grow Toward Positive Inflation

Since the revolutionary Merge upgrade was completed in 2022, Ethereum has undergone a fundamental transformation in its monetary mechanism. Recent data shows that the circulating supply of Ethereum has increased by 950,000 ETH, reaching 120.69 million ETH with an annual inflation rate of about 0.23%. This shift marks the end of the deflationary era Ethereum experienced post-Merge, opening a new chapter in discussions about a dynamic blockchain economic model.

The Merge Changes the Game: From Proof-of-Work to Proof-of-Stake

When the Merge was completed in 2022, Ethereum transitioned from an energy-intensive proof-of-work mining system to a staking-based validation system. This transformation dramatically reduced the issuance rate of new Ethereum. In the months immediately following the Merge, the network even experienced a consistent net deflation period, driven by the transaction fee burning mechanism introduced through EIP-1559 in 2021.

This fee burning acts as a “supply absorber” for Ethereum — every transaction on the network contributes to reducing the total circulation. However, the dynamic market conditions have shifted this balance. Now, the issuance rate from staking rewards once again exceeds the amount of ETH burned, creating a gradual expansion in the network’s total supply.

0.23% Inflation: Still Low in Historical Perspective

Although Ethereum is experiencing inflation again, the 0.23% annual rate remains far lower than traditional inflation levels and is well below the pre-Merge era. For context, Bitcoin had a much higher inflation rate in its early days, while the US dollar has consistently experienced inflation above 2-3%.

Analysts note that Ethereum’s supply trajectory does not follow a fixed schedule like Bitcoin’s but responds to real-time network conditions. When on-chain activity is high and transaction fees increase, burning can dominate, pushing Ethereum back toward deflation. Conversely, during calm periods with low activity, staking issuance gradually expands the supply. This flexibility reflects Ethereum’s design as a living, adaptive monetary system.

Market Implications: What Does This Mean for Investors and the Ecosystem?

The shift from deflation to modest inflation has significant implications for Ethereum’s long-term valuation. Investors who previously relied on the “triple halving effect” narrative—combining fee burning, staking yields, and reduced issuance—must now recalibrate their valuation propositions.

However, Ethereum’s advantages remain clear: with rapidly growing Layer 2 implementations, Ethereum can achieve high throughput at low costs, which in turn boosts on-chain activity and fee burning. Attractive staking yields also continue to appeal to validators and ETH holders.

While Ethereum is no longer consistently deflationary, its post-Merge issuance profile remains much tighter and more measured than during the proof-of-work era. As Layer 2 adoption expands and the DeFi ecosystem continues to grow, Ethereum’s supply dynamics are likely to oscillate, further strengthening its role as an asset whose monetary value is driven by actual usage rather than static supply.