# What Is zkSync Era?

- By Denis Perepelitsyn
- February 16, 2026
- [Web3 Infrastructure & RPC](/blog/?category=Web3%20Infrastructure%20%26%20RPC)

![What Is zkSync Era?](/img/blog/post53.png)

zkSync Era, developed by Matter Labs, is an Ethereum Layer 2 network built using zk-rollup (zero-knowledge rollup) technology. The project’s main goal is to make Ethereum faster, cheaper, and more scalable without compromising security.

Crypto-Chief now provides managed [zkSync Era ](https://crypto-chief.com/rpc/zksync-era/)nodes optimized for gaming, social dApps, microtransactions, and high-throughput Web3 applications.

## How Does zkSync Era Work?

zkSync Era processes transactions outside the Ethereum mainnet and then submits cryptographic validity proofs (ZK proofs) back to Ethereum. This approach allows the network to:

- **significantly reduce transaction fees;**
- **speed up transaction confirmations;**
- **maintain Ethereum-level security.**

Unlike optimistic rollups such as Arbitrum or Optimism, zkSync uses mathematical validity proofs instead of fraud proofs with challenge periods. As a result, withdrawals and transaction finality are much faster.

## Key Features of zkSync Era

### Native Account Abstraction

One of zkSync Era’s strongest features is its built-in account abstraction functionality. This enables:

- **gas fee payments in ERC-20 tokens;**
- **smart wallets;**
- **paymasters (gas sponsorship mechanisms);**
- **a more user-friendly Web3 experience.**

### zkEVM / EraVM

zkSync Era supports Solidity and is compatible with most Ethereum developer tools, including:

- **Hardhat;**
- **Foundry;**
- **Remix;**
- **ethers.js;**
- **viem.**

At the same time, the network uses its own virtual machine called EraVM, which supports EVM bytecode through a specialized interpreter.

### Elastic Network

During 2025–2026, zkSync began evolving toward the Elastic Network — an ecosystem of interconnected ZK Chains powered by the ZK Stack. The concept is similar to an “internet of zk-chains,” where networks can share liquidity, users, and security infrastructure.

## Advantages of zkSync Era

- **extremely low transaction fees;**
- **fast transaction processing;**
- **Ethereum-level security;**
- **support for DeFi and NFT applications;**
- **improved user experience;**
- **high scalability;**
- **native account abstraction.**

## Limitations and Challenges

- **ZK-rollup technology is more technically complex than optimistic rollups;**
- **the ecosystem is still smaller than Arbitrum’s;**
- **some infrastructure components are still developing;**
- **there have been community debates around ZK tokenomics and the airdrop.**

## Where Is zkSync Era Used?

Applications already running on zkSync Era include:

- **decentralized exchanges (DEXs);**
- **NFT marketplaces;**
- **gaming and Web3 projects;**
- **payment applications;**
- **RWA and institutional solutions.**

## Conclusion

zkSync Era is considered one of the most advanced Ethereum Layer 2 solutions in the blockchain industry today. By combining zero-knowledge proofs, native account abstraction, and scalable infrastructure, the network aims to improve both developer experience and mainstream Web3 usability.

As Ethereum adoption continues to grow, zkSync Era is positioning itself as a major player in the future of scalable decentralized applications, digital payments, DeFi, NFTs, and enterprise blockchain infrastructure.

## FAQ

### What is zkSync Era?

zkSync Era is an Ethereum Layer 2 scaling solution developed by Matter Labs using zk-rollup technology to provide faster transactions, lower fees, and Ethereum-level security.

### How is zkSync Era different from Optimism or Arbitrum?

Unlike Optimism and Arbitrum, which use optimistic rollups and fraud proofs, zkSync Era uses zero-knowledge validity proofs. This allows faster transaction finality and quicker withdrawals.

### Does zkSync Era support Ethereum smart contracts?

Yes. zkSync Era supports Solidity and is compatible with popular Ethereum development tools such as Hardhat, Foundry, Remix, ethers.js, and viem.

### What are the main advantages of zkSync Era?

The biggest advantages include low gas fees, fast transaction speeds, native account abstraction, Ethereum-level security, and support for scalable Web3 applications.

### What is the Elastic Network in zkSync?

Elastic Network is zkSync’s vision for an ecosystem of interconnected ZK Chains built with ZK Stack, allowing networks to share liquidity, users, and security infrastructure.

Tags: [zkSync Era](/blog/?tag=zkSync%20Era) [zk-Rollup](/blog/?tag=zk-Rollup) [Layer 2](/blog/?tag=Layer%202) [Ethereum](/blog/?tag=Ethereum) [ZK Stack](/blog/?tag=ZK%20Stack)