Solana Plans to Accelerate Inflation Reduction and Increase SOL Burn
Asset management firm 21Shares stated that Solana is advancing two token economic adjustments, SIMD-550 and SIMD-553: the former accelerates inflation reduction, while the latter increases SOL burn through financial activity calculation unit fees. If both proposals are implemented, it is expected to reduce SOL issuance by approximately $1.4 to $1.5 billion over six years.
SIMD-550, proposed by Helius, aims to increase the annual inflation reduction rate from 15% to 30%, compressing the time to reach a terminal inflation rate of 1.5% from about 5.7 years to 2.8 years, moving the target date from the first half of 2032 to the first half of 2029. This proposal entered governance voting on August 23 and has not yet been finalized.
According to 21Shares' estimates, SIMD-550 would reduce the current nominal staking yield of about 5.47% to approximately 4.34% in the first year, about 3% in the second year, and about 2.25% in the third year. The decline in yield comes from the reduction in protocol inflation issuance received by validators, but does not necessarily mean that all stakers' actual returns will decline by the same proportion, as MEV, priority fees, and validator commissions will still affect final returns.
SIMD-553, proposed by Temporal, was approved on July 20 and merged into the codebase. It introduces resource-based burn fees for financial activity applications, linking SOL burn directly to on-chain financial activities. Merging the code does not mean it is fully activated in the mainnet parameters; the specific execution pace still depends on network upgrades and governance processes.
Based on current network activity estimates, SIMD-553 could increase the daily SOL burn from about 600 to 800 SOL to 7,500 to 9,000 SOL, approximately ten times the current level, corresponding to a daily burn value of about $712,500 to $855,000. Even so, the burn amount would still only account for about 12% to 15% of daily inflation issuance, which is insufficient to bring SOL into net deflation.
The two proposals jointly change the distribution of "staking yield - supply growth - on-chain usage": SIMD-550 directly reduces future new SOL supply, while SIMD-553 allows high-frequency financial activities to generate higher burns. 21Shares believes this will roughly halve staking yields within two years and drive some SOL from high-staking status to DeFi, liquid staking, lending, and other on-chain uses.
Validator income will face pressure. 21Shares estimates that under the SIMD-550 scenario, about 2 out of 738 validators may turn to losses in the first year, potentially increasing to 30 by the third year; if the voting fees related to SIMD-553 adopt a higher cost design, validator voting expenses could rise to about 21 times the current level. The fee parameters and final economic model have yet to be determined.
From a market mechanism perspective, reduced issuance and increased burns will lower future net supply growth of SOL, but prices will not automatically rise due to token reductions. If staking yields decline and MEV and priority fees do not increase by about 55% to 95% to make up for lost income, low-profit validators may exit, and staking delegation and validation weight may concentrate towards large operators; beneficiaries will be efficient validators, liquid staking protocols, DeFi applications, and high-usage on-chain financial products, while small validators relying on high protocol issuance subsidies will be under pressure.
Source: Public Information
ABAB AI Insight
This round of adjustments by Solana essentially shifts the security budget from "inflation subsidies for validators" to "user fees + scarcity asset narrative." High inflation can attract staking in the early stages of the network, enhance economic security, and subsidize validators, but it also continuously dilutes non-staked holders. SIMD-550 accelerates the reduction of subsidies, while SIMD-553 transfers part of the security and value capture logic to the fees generated by on-chain financial activities for burn.
The capital path will undergo three layers of migration. The first layer is a decrease in future new SOL issuance, alleviating dilution pressure on long-term holders; the second layer is a decline in validator protocol income, making operational efficiency, MEV capability, and delegation scale more critical; the third layer is that if holders are no longer satisfied with low staking yields, they may transfer SOL into liquid staking, lending, perpetual contract collateral, and trading liquidity. Thus, network usage is given greater responsibility for supporting token value.
A historical comparison is Ethereum's EIP-1559, which introduced base fee burns into the network economic model: token holders began to directly focus on whether on-chain activities could translate into burns, rather than just focusing on new issuance. The difference is that Ethereum's validator income mainly comes from staking rewards, MEV, and priority fees, while Solana's current staking rate is about 67.93%, much higher than Ethereum's approximately 34.14%, so the faster reduction of issuance may have a more direct impact on validator participation rates, delegation concentration, and network decentralization.
This represents a transfer of pricing power. In the past, SOL's security budget was mainly determined by new coin issuance, providing validators and stakers with relatively stable protocol subsidies; if the proposals are implemented, value capture will depend more on who initiates high-computation financial activities on-chain, who has efficient validation infrastructure, and who can capture MEV and priority fees. The mechanism is that inflation reduction compresses general subsidies, while burns return some value to all holders, but the decline in income will also force the network to reprice between "holder scarcity" and "validator decentralization."
ABAB News · Cognitive Law
Reducing inflation protects holders but will also eliminate participants relying on subsidies.
Burns can create scarcity, but usage must continue to pay for the security budget.
After staking yields decline, decentralization will begin to face efficiency tests.