Altcoins News

Story: Ethereum Fusaka Upgrade Moves to December, Blobs to Double

By Sakamoto Nashi

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What Fusaka Brings to Ethereum. The Fusaka hard fork focuses on improving both efficiency and scalability.

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Testing Before Mainnet Deployment. Before Fusaka hits the Ethereum mainnet, the upgrade will undergo thorough testing across three…

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The Role of Blobs in Scaling Ethereum. Blobs are a critical component of Ethereum’s scalability roadmap.

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Recent Ethereum Upgrades and Network Activity. Fusaka builds on earlier upgrades, including the Pectra fork in May 2025, which raised validator…

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Market Implications of Fusaka. The Fusaka upgrade is expected to have several market implications.

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Looking Ahead. The Fusaka upgrade represents another step forward in Ethereum’s multi-year roadmap to optimize…

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Ethereum’s next major network upgrade, the Fusaka hard fork, is now scheduled for early December, bringing a series of improvements designed to boost scalability, security, and…

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The Fusaka upgrade is seen as a key milestone in Ethereum’s ongoing effort to optimize its mainnet and support growing demand for decentralized applications and layer-2 networks.

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The Fusaka hard fork focuses on improving both efficiency and scalability. A standout feature is the increase in Ethereum’s blob capacity.

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According to Ethereum researcher Christine D. Kim, the first increase in blob capacity will occur around Dec. 17, two weeks after Fusaka goes live.

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Before Fusaka hits the Ethereum mainnet, the upgrade will undergo thorough testing across three public testnets between early October and mid-November.

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Ethereum developer community ethPandaOps confirmed on X that the first phase will implement a maximum blob count of 15 for BPO1 (Blob Parameter Only) and 21 for BPO2.

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Blobs are a critical component of Ethereum’s scalability roadmap. By storing large data sets off-chain, they relieve congestion from the mainnet and make layer-2 transactions…

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Increasing blob capacity through Fusaka will allow even more complex and data-heavy applications to function smoothly.

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Fusaka builds on earlier upgrades, including the Pectra fork in May 2025, which raised validator staking limits, introduced account abstraction, and improved layer-2 efficiency.

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