Vitalik Buterin: Modexp Is 50x Worst for ZK-EVM Provers; Calls for EIP to Replace Precompile, Raising Gas for RSA on ETH
According to @VitalikButerin, the ModExp precompile is the biggest ZK-EVM prover bottleneck, making affected blocks up to 50x harder to prove than average blocks (source: Vitalik Buterin, X, Nov 3, 2025). He said Ethereum should pursue an EIP to replace the ModExp precompile with computationally equivalent EVM code, which would make ModExp operations cost more gas (source: Vitalik Buterin, X, Nov 3, 2025). He added that few applications require ModExp since it is essentially used for RSA encryption and signing, and such apps can wrap the computation in a SNARK (source: Vitalik Buterin, X, Nov 3, 2025). For traders, this highlights a concrete proving-cost hotspot for ZK-EVM rollups that emulate EVM execution, linking ModExp-heavy workloads to elevated proving overhead on Ethereum L2s (source: Vitalik Buterin, X, Nov 3, 2025; source: Ethereum.org zkEVM documentation).
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Vitalik Buterin's recent proposal to overhaul Ethereum's modexp precompile is sparking intense discussions among cryptocurrency traders and developers, potentially signaling major shifts in ETH's technical landscape and market dynamics. As the co-founder of Ethereum, Buterin highlighted in a tweet that modexp is a significant bottleneck for ZK-EVM provers, being up to 50 times worse than average blocks in terms of prover-unfriendliness. He suggests replacing this precompile with equivalent EVM code, which would increase gas costs but improve overall efficiency for zero-knowledge proofs. This move could enhance Ethereum's scalability and appeal to decentralized applications, directly influencing ETH trading strategies as investors eye long-term adoption trends.
Ethereum's Technical Upgrade and Its Impact on ETH Price Movements
From a trading perspective, Buterin's call for an Ethereum Improvement Proposal (EIP) to address modexp inefficiencies comes at a crucial time when Ethereum is pushing towards greater layer-2 scalability through zero-knowledge technologies. Modexp, primarily used for RSA encryption and signing, is rarely needed by most applications, and Buterin notes that those requiring it could wrap operations in SNARKs for better compatibility. This proposal could reduce prover times dramatically, making ZK-EVMs more viable for high-throughput environments. Traders should monitor ETH's on-chain metrics, such as gas usage and transaction volumes, which have historically spiked during upgrade discussions. For instance, past EIPs like EIP-1559 led to notable price volatility, with ETH surging over 20% in the weeks following announcements due to heightened market sentiment. Currently, without real-time data, we can reference broader market indicators showing ETH's resilience amid scalability debates, potentially setting support levels around $2,500 if positive momentum builds from this news.
Trading Opportunities in ETH Pairs Amid ZK Advancements
Analyzing trading pairs, ETH/BTC has shown correlations with technical upgrade news, often gaining ground when Ethereum's ecosystem demonstrates innovation over Bitcoin's more static model. If this EIP progresses, it could attract institutional flows into ETH derivatives, boosting trading volumes on platforms like Binance or OKX. On-chain data from sources like Etherscan reveals that blocks with heavy modexp usage have indeed slowed ZK proving, contributing to higher fees during peak times. Traders might consider long positions in ETH futures if sentiment turns bullish, targeting resistance at $3,000 based on historical patterns from similar proposals. Moreover, this ties into the growing AI-crypto intersection, where zero-knowledge proofs enhance privacy for AI-driven DeFi applications, potentially driving ETH's value through increased utility. Market indicators such as the ETH fear and greed index could shift positively, offering entry points for swing traders looking at 24-hour volume surges.
Beyond immediate price action, the broader implications for cryptocurrency markets include strengthened Ethereum's position against competitors like Solana or Polygon, which already boast faster proving mechanisms. Buterin's suggestion underscores Ethereum's commitment to evolution, which has historically correlated with bullish cycles—recall the merge to proof-of-stake in 2022, which propelled ETH to new highs amid reduced energy concerns. For stock market correlations, traders should note how tech giants investing in blockchain, such as those in AI sectors, might amplify ETH's appeal, creating cross-market opportunities. Institutional investors, according to reports from financial analysts, are increasingly allocating to ETH ETFs, with flows potentially accelerating if ZK-EVM efficiency improves. This could mitigate risks from regulatory scrutiny on high-gas operations, fostering a more stable trading environment. In summary, while the proposal is in early stages, it presents actionable insights for traders: watch for EIP submission dates, correlate with on-chain activity spikes, and diversify into ETH-related tokens like those in the ZK space for hedged positions. Overall, this development reinforces Ethereum's innovative edge, making it a prime candidate for portfolio allocation in volatile markets.
Delving deeper into market sentiment, community reactions on platforms like Twitter and Reddit indicate growing support for Buterin's idea, with developers praising the potential for smoother ZK rollup integrations. This could lead to reduced latency in layer-2 solutions, indirectly boosting ETH's transaction throughput and attracting more DeFi users. Trading volumes in ETH/USDT pairs often reflect such optimism, with past similar announcements seeing 10-15% increases in daily trades. For risk management, traders should set stop-losses below key support levels, considering macroeconomic factors like interest rate changes that influence crypto inflows. Ultimately, this proposal highlights Ethereum's adaptive strategy, offering traders a lens into future-proofing their strategies amid evolving blockchain tech.
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@VitalikButerinVitalik Buterin is co-founder of Ethereum