The Fusaka network upgrade follows Pectra and brings more new features and improves the experience for every Ethereum user and developer. The name consists of the execution layer upgrade Osaka and the consensus layer version named after the Fulu star. Both parts of Ethereum receive an upgrade that pushes Ethereum scaling, security and user experience to the future.

Fusaka will go live on Ethereum mainnet on December 3, 2025 at slot 13,164,544 (21:49:11 UTC)

Fulu-Osaka (Fusaka) | ethereum.org

Below is a prompt I fed to Perplexity

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Can you give me a detailed summary of what are the improvments which will be experienced by developers and end-users after Ethereum Fusaka's upgrade ? Explain by breaking down each EIP which will be included in the concensus and execution layer Also detaile when Fusaka will go live on Ethereum mainnet

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Link to the Perplexity thread which has the response to the above prompt