When Zero Community introduced it was shutting down final month, the response throughout crypto was weary: One other Ethereum layer-2 simply bit the mud.
The closure joined a rising checklist of struggling rollups and got here amid renewed debate about whether or not Ethereum’s sprawling layer-2 ecosystem has grow to be too crowded. On the identical time, Ethereum creator Vitalik Buterin has urged builders to rethink the community’s long-term scaling roadmap, whereas a number of main tasks have shifted away from advertising and marketing themselves as general-purpose blockchains and towards extra targeted purposes in funds, stablecoins and tokenized property.
To many observers, the developments have revived a well-known query: Has Ethereum’s sprawling layer-2 ecosystem grow to be too crowded?
Trade contributors, nonetheless, argue the alternative.
“The factor to acknowledge is that wherever the place someone can be working a wise contract on an current blockchain, somebody might equally run a layer two,” stated Ben Fisch, co-founder and CEO of Espresso Methods. “We’re in a consolidation part for general-purpose layer twos, not layer twos broadly.”
Ethereum layer-2s exploded over the previous a number of years as enhancements in rollup know-how dramatically lowered the price and complexity of launching new chains. Rollups work by processing transactions off Ethereum’s predominant blockchain, bundling a whole lot of them collectively, after which periodically posting compressed transaction knowledge again to Ethereum for settlement and safety. The mannequin permits purposes to supply quicker transactions and decrease charges whereas nonetheless counting on Ethereum as the final word supply of belief.
The end result was a flood of networks constructed utilizing infrastructure stacks equivalent to Optimism’s OP Stack, Arbitrum Orbit and zkSync. However whereas launching a sequence grew to become simpler, attracting customers proved a lot more durable.
“There have been manner too many general-purpose layer twos, which frankly do not make sense as a product, as a result of there is no cause to have many, many variations of the identical factor,” Fisch stated.
The numbers help that view. At present, exercise throughout Ethereum’s layer-2 ecosystem stays closely concentrated amongst a handful of networks. Base and Arbitrum alone account for greater than 80% of layer-2 DeFi complete worth locked (TVL), in line with DefiLlama knowledge.
That focus has solely grow to be extra obvious as smaller chains wrestle to keep up liquidity. Over the previous six months, networks together with Linea, World Chain, Starknet and Mantle have all seen declining bridge deposits. Linea’s deposits, for instance, fell from $976 million in November 2025 to $367 million in Could 2026, a decline of greater than 60%.
“I feel just a few L2s with clear monetary demand will be capable to maintain themselves over time,” stated Alice Hou, a former analysis analyst at Messari, to CoinDesk.
For Hou, the important thing subject is not whether or not layer-2 know-how works, it is whether or not a community can generate sufficient exercise to justify its existence.
“With out sufficient blockspace demand, person exercise or developer traction, there’s little cause to proceed sustaining an L2,” she stated.
Mockingly, the economics of launching a rollup have by no means seemed higher. Ethereum’s Dencun improve, launched in 2024, dramatically lowered the price of posting rollup knowledge to Ethereum via blobs. Based on Messari analysis, knowledge availability prices now symbolize solely a small fraction of operator bills for a lot of OP Stack chains.
“From an operator perspective, it’s undoubtedly cheaper to run an L2 right now,” Hou stated. “The economics of launching an L2 have grow to be simpler, however the true problem continues to be producing sufficient sustained demand to make the community price working.”
That dynamic has created a paradox. The limitations to making a blockchain proceed to fall, however the limitations to attracting customers proceed to rise. Because of this, many groups are discovering that merely providing one other Ethereum-compatible chain is not sufficient.
“Individuals have realized that each one the completely different general-purpose blockchains compete with one another,” Fisch stated. “If you wish to succeed, it is advisable construct out a differentiated utility.”
From infrastructure to purposes
The shift is already seen throughout the trade. A number of blockchain tasks that after emphasised infrastructure are more and more specializing in funds, stablecoins, tokenized property and different application-specific markets. Conventional monetary establishments might grow to be a number of the largest beneficiaries.
Fisch pointed to asset managers launching tokenized money-market funds, stablecoin issuers and tokenized deposit platforms as examples of companies which have clear causes to function on-chain. For these companies, a devoted layer-2 can supply decrease prices, better management and extra predictable efficiency than deploying instantly as a wise contract.
“The know-how choice to run as a layer two is just an choice of working an utility onchain,” Fisch stated.
Hou stated she agreed that distribution issues greater than know-how.
“Solely L2s with a strong current person base and a transparent cause to profit from blockchain infrastructure ought to launch their very own networks,” she stated.
That helps clarify why exchanges stay among the many strongest candidates. Coinbase’s Base has grow to be the dominant instance, leveraging the trade’s current buyer base whereas integrating customers into Ethereum’s broader DeFi ecosystem.
“The query shouldn’t be, ‘Can this firm launch an L2?'” Hou stated. “It ought to be: ‘Does this enterprise have already got sufficient distribution, monetary exercise and ecosystem synergies to make an L2 meaningfully helpful?'”
A special imaginative and prescient for the layer-2 panorama
The controversy additionally displays a deeper disagreement about what layer-2s are literally for. For years, Ethereum advocates framed rollups primarily as a scaling answer for Ethereum itself.
Fisch stated he sees them otherwise.
“I do not view layer twos as scaling Ethereum,” he stated. “I view layer twos as leveraging the prevailing safety properties of layer one.”
In that framework, Ethereum capabilities much less as a vacation spot and extra as a settlement layer that purposes can use when it is sensible.
“Ethereum is type of a commodity that layer twos can select to make use of,” Fisch stated.
That imaginative and prescient aligns with a broader development unfolding throughout crypto infrastructure. Reasonably than competing to grow to be the subsequent dominant blockchain, extra tasks are more and more treating blockchains as modular parts that may be assembled into bigger merchandise.
If that development continues, the long run Ethereum ecosystem might look very completely different from the one imagined through the rollup growth. As an alternative of a whole lot of competing general-purpose chains combating for liquidity, the winners may very well be a smaller variety of networks tied to particular companies, monetary merchandise and person communities.
Learn extra: ‘You aren’t scaling Ethereum’: Vitalik Buterin points a blunt actuality verify to the most important crypto networks
