Buterin outlines Ethereum 2030 vision and 2027 Hegota fork
Vitalik Buterin says Ethereum's Hegota upgrade, planned for 2027, may be its last familiar fork, as a Sept. 27 essay sketches a 2030 design built on proofs and privacy.
Key points
- Buterin published the essay on Sept. 27, alongside a post on X.
- He calls Hegota, planned for 2027, likely Ethereum's last "normal" fork.
- The 2030 vision sketches transaction finality of roughly eight to 32 seconds.
- Future designs would replace full block replay with cryptographic proofs and data sampling.
- Buterin says Ethereum's own latency will never match servers, though surrounding infrastructure could.
Ethereum co-founder Vitalik Buterin has set out a long-range design for the network in a Sept. 27 essay and an accompanying post on X, arguing that modern cryptography is changing how the chain can divide and check work. He describes a system that increasingly relies on proofs and data samples rather than every participant repeating every calculation, according to Bitcoin.com News.
Buterin frames the shift as a move beyond the network's familiar label. "It's really not just a blockchain anymore," he wrote on X. The ledger would remain, but more verification, privacy and processing would depend on cryptographic tools and decentralized infrastructure built around it.
The older model required participants to download blocks and redo their calculations to confirm that everything followed the rules. Buterin's proposed architecture substitutes cryptographic proofs and samples of the underlying data for that full replay, so nodes check evidence that a calculation was done correctly instead of performing it again. He says earlier attempts to split work failed because verification was the missing ingredient, while committees added cost, delay and their own failure risks.
A network beyond blocks
Developers would face a different cost structure under the design. Applications organised into separable tasks could run in parallel or be removed before reaching a block, while an application bundled into one sequential transaction would cost more. Some proofs and signatures would be combined before inclusion, reducing what the chain handles directly. Buterin wrote that the structure of computation is starting to matter a great deal when building applications.
The proposed user experience includes stronger guarantees that transactions are included, more privacy and lighter node requirements. His 2030 comparison sketches finality, when transactions become settled, at roughly eight to 32 seconds, though the essay presents those figures as a future design rather than a capability available today.
Buterin identifies Hegota, planned for 2027, as likely Ethereum's last "normal" fork, meaning one whose technology would look familiar to someone from 2015. Later changes would put advanced proofs, formal verification and highly optimised consensus at the centre of development. He notes that proofs must become efficient and safe, and that coordinating access to large amounts of stored application data is the harder systemic challenge.
Splitting work and proofs
His longer-range discussion includes obfuscation, a cryptographic approach that could eventually support broadly programmable encrypted computation, which he presents as a possibility rather than a prerequisite. He also sets a limit on the speed pitch, saying Ethereum itself will never have latency that competes with servers, but that infrastructure built around it could.