TLDR
- The highly anticipated technical upgrade will launch in early December, as confirmed by treasury firm Bitmine.
- Fusaka will optimize data storage by allowing nodes to save only a fraction of the information.
- The market anticipates a bullish impact on ETH’s price due to increased network efficiency and adoption.
The leading smart contract network’s next major evolution now has a date, and the crypto community has welcomed the official confirmation with enthusiasm. Bitmine, the largest Ethereum treasury, reported on Wednesday that the Ethereum Fusaka upgrade will deploy on the mainnet in early December.
The announcement, backed by Ethereum’s official X account, not only represents a milestone for the project’s technical roadmap but also reaffirms the network’s ability to evolve without sacrificing decentralization.
Following the execution of Pectra, Fusaka arrives to optimize scalability, security, and user experience, addressing one of the most critical bottlenecks for the ecosystem’s growth.

Technical Solution and Market Expectations
The core of this optimization lies in network data handling. Currently, Layer 2 networks like Arbitrum, Optimism, and Base utilize “blobs” (temporary, low-cost data structures) to post transactions.
However, this presents a complex challenge: today, every full node must download all this data to verify it, a process that consumes significant bandwidth and hardware resources. The Ethereum Fusaka upgrade will resolve this by uniformly distributing blobs and allowing nodes to store only a random sample (1/8th) of the data instead of the entire history.
The name Fusaka is a combination of the consensus and execution core layer upgrades: Fulu and Osaka. By drastically reducing requirements for node operators, transaction fees on Layer 2 networks are expected to drop further, making the ecosystem more accessible.
In the financial sector, investors maintain a long-term bullish outlook. Historically, efficiency improvements tend to drive adoption, and the community expects the Ethereum Fusaka upgrade to act as a positive catalyst for ETH price action by year’s end, consolidating its dominant market position.