Layla Zulfa
The Ethereum network is currently in a critical phase of its continuous evolution, with core developers diligently working on the upcoming "Glamsterdam" upgrade while simultaneously planning for "Hegotá." This ongoing development, regularly chronicled through the "Checkpoint" series of updates from the All Core Developer (ACD) calls, reveals a landscape of significant technical challenges and strategic decisions aimed at enhancing the blockchain’s scalability, security, and user experience. While the previous upgrade, Pectra, was followed swiftly by Fusaka, sparking optimism for accelerated development cycles, Glamsterdam’s progress has proven to be more intricate and deliberate, primarily due to the foundational nature of its proposed changes.
Navigating Ethereum’s Upgrade Cycle: The "Checkpoint" Series
Ethereum’s development is a decentralized and highly collaborative process, guided by regular "All Core Developer" (ACD) calls where client teams, researchers, and community members discuss, debate, and decide on the network’s future. These calls, split into Consensus Layer (ACDC), Execution Layer (ACDE), and Testing (ACDT) sessions, are vital for coordinating efforts across a global ecosystem of client implementations. The "Checkpoint" series serves as a crucial periodic summary, distilling complex technical discussions into high-level updates for the broader community, ensuring transparency and engagement in the evolution of the world’s leading smart contract platform. This particular update follows "Checkpoint 8," indicating a consistent effort to keep stakeholders informed.
The intrinsic complexity of upgrading a live, multi-billion-dollar decentralized network like Ethereum—which currently boasts a market capitalization often exceeding $350 billion and processes millions of transactions daily—necessitates a rigorous and cautious approach. Each upgrade, or "hard fork," involves coordinating changes across numerous client software implementations (such as Geth, Erigon, Nethermind, Besu for the execution layer, and Prysm, Lighthouse, Teku, Nimbus for the consensus layer), ensuring backward compatibility where necessary, and mitigating any potential risks to network stability. This iterative, community-driven process underscores Ethereum’s commitment to robust and secure innovation.
Glamsterdam: Tackling Foundational Shifts with Enshrined PBS and Gas Repricings
The "Glamsterdam" upgrade represents a significant leap in Ethereum’s architectural evolution, focusing on several key enhancements. Foremost among these is the implementation of Enshrined Proposer-Builder Separation (ePBS), a highly anticipated feature designed to mitigate the adverse effects of Maximal Extractable Value (MEV). Currently, MEV—the profit opportunities arising from ordering, censoring, or inserting transactions within blocks—often leads to centralization risks and potential inefficiencies, as specialized "searchers" and "builders" operate outside the core protocol.
ePBS aims to bring this crucial block production dynamic directly into the consensus layer, splitting the roles of "proposer" (the validator chosen to create a block) and "builder" (the entity that constructs the block’s contents). The proposer would propose a block header, committing to a specific builder’s block contents without knowing the specifics, thereby reducing their ability to extract MEV and promoting a more decentralized and fair block production process. This fundamental shift requires every part of the Ethereum stack—from execution clients to consensus clients—to "reason about partial blocks and two-party coordination," a challenge that touches virtually every aspect of the protocol. Developers have noted that ePBS implementation is "proving to be trickier than anticipated," highlighting the depth of this architectural change. This complexity is a primary factor in Glamsterdam’s deliberate pace, underscoring the developers’ commitment to thoroughness over speed when addressing core protocol integrity.
Alongside ePBS, Glamsterdam is set to introduce several gas repricings, primarily bundled together to optimize transaction costs and network efficiency. Gas repricing involves adjusting the computational cost assigned to various Ethereum Virtual Machine (EVM) operations and data storage. The goal is to better align gas costs with the actual resource consumption (CPU, memory, storage, bandwidth) of these operations, leading to more predictable and potentially lower transaction fees for users, and a more robust spam-prevention mechanism for the network. These changes are crucial for enhancing the overall user experience and making Ethereum more accessible for dApp interactions. Initial reports and ongoing testing indicate that these repricings have their "own complexities to work through," but are a high priority for improving network economics.
Another notable feature expected in Glamsterdam is EIP-7954, which proposes an increase to the maximum contract size. The current contract size limit can be a bottleneck for developers building complex decentralized applications (dApps), forcing them to split functionality across multiple contracts or optimize code aggressively. Increasing this limit will provide greater flexibility for smart contract development, potentially enabling more sophisticated and feature-rich dApps on the Ethereum network. The developer community has been "constructively vocal" about the importance of this EIP, leading to its prioritization.
On the execution layer side, Block-level Access Lists (BALs) (EIP-7928) are undergoing significant development. BALs represent a "fundamental rethinking of how gas and state access work," aiming to improve the efficiency and predictability of transaction execution by providing a list of state accesses that a transaction is expected to perform. This can help clients pre-fetch data, reduce redundant computations, and potentially lead to more stable gas costs. The development of BALs on dedicated devnets is making "predictable progress through these expectedly difficult problems."
The roadmap for Glamsterdam involves a meticulous testing phase. Developers are targeting the "first generalized Glamsterdam devnet next week," contingent on the stabilization of the current ePBS devnet. This will be followed by several iterations of devnets, gradually incorporating more non-headliner features. Once a stable devnet, complete with all intended features, is achieved, client teams will proceed with cutting client releases, conducting final security reviews, and deploying to public testnets. Only after these testnets are confirmed stable will the official mainnet fork date be announced, a testament to the rigorous approach to network upgrades.
Hegotá: Charting the Course with FOCIL and Account Abstraction
Looking beyond Glamsterdam, the "Hegotá" upgrade is already taking shape, with its major features having been provisionally selected. At the consensus layer, FOCIL (EIP-7805) has been chosen as the headliner. While the specifics of FOCIL are highly technical, its selection underscores the ongoing commitment to refining the core consensus mechanism, potentially enhancing network security, finality, or validator efficiency. The focus on a single major consensus layer feature for Hegotá suggests a strategic effort to streamline development following Glamsterdam’s complex ePBS integration.
Perhaps one of the most significant community-driven discussions for Hegotá revolved around Account Abstraction (AA). Account Abstraction aims to blur the lines between externally owned accounts (EOAs, typically controlled by private keys) and smart contract accounts, enabling more flexible and user-friendly wallet designs. This could lead to features like social recovery, multi-factor authentication, batched transactions, and gas payment in ERC-20 tokens, drastically improving the onboarding and user experience for a mainstream audience. While a specific proposal, EIP-8141 ("Frame transactions"), was intensely debated, a lack of immediate consensus on its implementation choices led to it being moved to "Considered for Inclusion" (CFI) status as a non-headliner. Crucially, this decision comes with a "placeholder commitment to work on an Account Abstraction proposal that garners broader support among client developers, with participation by the community." This signals a strong dedication to delivering AA, even if the exact technical pathway is still being finalized, acknowledging its critical importance for mass adoption.
The Hegotá upgrade also opens its doors to broader community contributions. Starting April 9th, anyone interested can propose non-headlining features by submitting an EIP to the "Proposed for Inclusion" section of the upgrade’s meta EIP. This inclusive approach empowers the diverse Ethereum community to contribute directly to the network’s future, with a closing date for submissions to be announced at least two weeks in advance. This mechanism ensures that innovations from various corners of the ecosystem can find their way into core protocol enhancements.
A growing area of interest for future upgrades, including Hegotá, is quantum resistance. As quantum computing capabilities advance, concerns about the security of current cryptographic primitives (like those securing Ethereum’s private keys) are increasing. While no standalone quantum resistance proposal has been introduced for Hegotá yet, there is a clear interest in prioritizing this long-term security measure, often integrated as part of broader account abstraction packages. Addressing quantum threats proactively is a testament to Ethereum’s forward-thinking security posture.
The ultimate timeline for Hegotá remains highly dependent on the successful and timely completion of Glamsterdam. The interdependencies between these upgrades mean that any delays in the current development cycle will naturally push back subsequent forks.
Enhancing Network Efficiency and Developer Experience
Beyond the specific features of Glamsterdam and Hegotá, broader efforts are underway to optimize Ethereum’s performance and foster developer engagement.
Gas Limit Expansion is a continuous area of focus. Devnets are consistently testing higher gas limits, with a current target of 60 million for the baseline gas limit. This represents a significant increase from previous limits and aims to enable higher transaction throughput, allowing more operations to be processed per block. Extensive testing is also being conducted at much higher limits to understand the implications for network resources and identify necessary optimizations. Much of the gas repricing work being implemented in Glamsterdam is foundational to safely achieving these higher limits, ensuring that increased capacity doesn’t compromise network stability or increase attack vectors. A higher gas limit means the network can handle more transactions or more complex smart contract interactions per block, potentially reducing congestion and average transaction fees during periods of high demand.
To streamline the process of contributing to Ethereum’s development, new resources have been published on the Protocol Support team website. The EIP Champions Handbook provides a comprehensive guide for authors and advocates looking to champion feature proposals and solicit stakeholder feedback. This handbook is designed to demystify the EIP (Ethereum Improvement Proposal) process, making it more accessible for community members to navigate the stages from idea generation to protocol integration. By empowering more individuals to propose and advocate for improvements, the handbook reinforces Ethereum’s commitment to decentralized governance and community-driven innovation.
Furthermore, the publication of an "unofficial Ethereum roadmap" known as the "strawmap" this year has "reignited enthusiasm for having a guideline that can help inform feature choices during the upgrade process." While not an official, binding document, the strawmap provides a conceptual framework for future development priorities, helping to align community expectations and developer efforts. This tool has proven beneficial in "helping the community agree on priorities," fostering a more cohesive vision for Ethereum’s long-term trajectory. It serves as a living document, reflecting evolving needs and technical feasibility, guiding the decentralized community towards shared goals.
Strategic Implications and Future Outlook
The current development cycle, as evidenced by the progress on Glamsterdam and the planning for Hegotá, highlights Ethereum’s ongoing commitment to fundamental improvements. The "slow but steady" pace for Glamsterdam, particularly concerning ePBS, underscores the inherent difficulty of implementing changes that touch the core mechanics of a complex, live blockchain. The developers’ perseverance in tackling these "far from trivial" feature changes, without appearing "particularly disheartened by the challenge," speaks to the robust engineering culture within the Ethereum ecosystem.
The implications of these upgrades are profound. ePBS is critical for enhancing Ethereum’s decentralization and fairness, reducing the potential for centralized MEV extraction and strengthening the network’s censorship resistance. Gas repricing and increased gas limits are vital for improving network efficiency, making transactions more affordable and predictable, thereby enhancing the user experience and attracting more users and developers. The commitment to Account Abstraction, even with ongoing debates about its specific implementation, signals a clear path toward a more user-friendly and intuitive blockchain experience, which is crucial for mainstream adoption.
While a Q2 release for Glamsterdam now appears "unlikely" given the current pace, the strategic decision to select only a single headliner for Hegotá (FOCIL), coupled with the commitment to Account Abstraction as a minor feature, suggests that Hegotá could potentially follow Glamsterdam in a "shorter timeframe" than previously seen between major forks. This agile approach demonstrates the developers’ ability to adapt plans based on the complexity and progress of preceding upgrades. The possibility of an Account Abstraction proposal being promoted to headliner status in Hegotá still exists, reflecting the community’s strong interest and the ongoing effort to achieve broader consensus among client developers.
The period from January 21st to April 9th has seen a flurry of activity across the All Core Developer calls, including ACDT (Technical), ACDC (Consensus), and ACDE (Execution) sessions. These frequent discussions, totaling over 20 calls, underscore the continuous collaborative effort required to navigate the intricate path of protocol development.
In conclusion, Ethereum’s core development is a dynamic and challenging endeavor, characterized by ambitious technical goals and a methodical, community-driven approach. The ongoing work on Glamsterdam and the foundational planning for Hegotá are setting the stage for significant advancements in decentralization, efficiency, and user experience, reaffirming Ethereum’s position at the forefront of blockchain innovation. The journey may be complex, but the dedication of its global developer community remains unwavering, charting a clear course for the network’s future.
