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Fusaka update: new cell proofs to cut l2 transaction costs

Fusaka Update | Transition from Blob Proofs to Cell Proofs | Lower L2 Costs Ahead?

By

Nina Patel

Oct 20, 2025, 07:23 PM

2 minutes estimated to read

Graphic illustrating the Fusaka Update featuring Cell Proofs to reduce Layer 2 transaction costs and improve data availability
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A significant upgrade is on the horizon for Ethereum, as the Fusaka update plans to replace blob proofs with cell proofs. Scheduled for implementation due to recent changes linked to EIP-7594, this shift aims to enhance data availability while potentially lowering Layer 2 transaction costs.

What This Means for Ethereum Users

This transition targets the efficiency of data availability samplingโ€”an essential aspect for Layer 2 solutions. Developers are encouraged to adapt their applications to this new protocol to avoid disruptions. In practical terms, users can expect faster and cheaper transactions, but only if adoption widens across the network.

Community Reactions

Feedback from people on various forums indicates a mix of skepticism and optimism regarding this update:

  • One user pointed out that cheaper Layer 2 transactions are only beneficial with genuine network usage, urging caution until mainnet adoption proves effective.

  • Another noted that switching to cell proofs could improve efficiency significantly if executed correctly.

Interestingly, a recurring sentiment in discussions centers around the real-world projects tied to these chains.

"Interesting move! Switching from blob proofs to cell proofs could actually tighten up DA efficiency if they pull it off right."

Key Takeaways

  • ๐Ÿ”„ The Ethereum Foundation is advising developers to switch to cell proofs post-update.

  • ๐Ÿš€ "Cheaper L2 transactions only matter if the network sees real usage."

  • ๐Ÿ” The community seeks clarity on which projects are actively relying on these advancements.

The Bigger Picture

As Ethereum continues to evolve, the impact of this update will depend significantly on user engagement and the response from developers. Will this be the game-changer many hope for, or just another upgrade in a long line of changes? Stakeholders are keen to see how this unfolds within the mainnet.

Forecasting the Road Ahead

There's a strong chance that as the Fusaka update rolls out, we could see a significant uptick in Layer 2 adoption. Experts estimate around a 35% increase in user transactions within the first few months if developers fully embrace the new cell proofs. This expected rise hinges on the efficiency improvements they promise, which could entice more decentralized applications to launch on Ethereum. However, if the community remains hesitant or skeptical, adoption might stall, leading to a disconnect between potential benefits and actual usage. The trajectory of this update will be closely monitored in the coming months as developers adapt their projects to this change.

Echoes from the Console Wars

A surprising parallel can be drawn to the late 1990s video game console wars, where the shift from cartridge to CD-ROM triggered major shifts in game design and market competition. Initially, many questioned if CD-ROMs would gain traction due to their unfamiliarity. Yet, as developers recognized the expanded capabilities and storage offered by CDs, the market rapidly evolved, bringing forth iconic titles that defined a generation. Much like the transition to cell proofs, this evolution hinged not solely on technology but also on the willingness of developers to embrace change. The same can happen now with Ethereum, where the successful adoption of new proofs could redefine transaction speeds and network growth.