[Ethereum] – Fusaka Upgrade Mainnet

Scheduled for Dec 3, 13:00 - 19:00 UTC

Scheduled

Ethereum Mainnet will undergo the Fusaka Upgrade on December 3, 2025 @ 15:00 UTC.
We expect downtime of up to 30 minutes as a result of the hard fork.

Notable EIPs included:
• EIP-7697: PeerDAS (Data Availability Sampling for blob scalability)
• EIP-7762: Double blob capacity and improved rollup throughput
• EIP-7732: Decoupled block builder/proposer roles for MEV safety
• EIP-7680: Beacon root inclusion in execution layer for improved light client proofs

You can find a list of the changes included in the Fusaka upgrade here:
🔗 https://ethereum.org/roadmap/fusaka

We do not anticipate any unexpected downtime other than mentioned above.
If you have any questions or concerns, please reach out to your Customer Success Manager.

Posted Oct 07, 2025 - 00:13 UTC

This scheduled maintenance affects: Staking Reporting API (Ethereum Staking Reporting), Staking API (Ethereum Staking API), Blockdaemon RPC API (Ethereum Native API), Blockdaemon Validators (Ethereum Validators), and Protocols (Dedicated Nodes) (Ethereum).