ZKsync

ZKsync is a prominent Layer 2 (L2) scaling solution for the Ethereum blockchain, conceptualized and developed by Matter Labs. The underlying company, Matter Labs, was founded in 2018 by Alex Gluchowski and Alexandr Vlasov, with the ZKsync project itself commencing in 2019 and the first iteration, ZKsync 1.0 (later known as ZKsync Lite), launching in June 2020.

Business Model and Core Technology

ZKsync's core business revolves around addressing Ethereum's scalability limitations—namely, high transaction fees and slow processing speeds. It achieves this by leveraging zero-knowledge (ZK) rollup technology. This involves processing thousands of transactions off-chain, bundling them into batches, and then submitting a single cryptographic proof (a zero-knowledge proof) back to the Ethereum mainnet for verification. This method ensures that the security and finality of transactions are inherited from Ethereum's Layer 1, while dramatically reducing costs and increasing throughput.

Transactions on ZKsync Era can achieve costs as low as $0.0001 and handle over 15,000 transactions per second (TPS) following its October 2025 Atlas upgrade, with most operations achieving 1-second finality. Unlike optimistic rollups that have a seven-day challenge period, ZKsync's validity proofs offer immediate finality, with withdrawals typically completing in minutes to a few hours.

Products and Platforms

ZKsync's offerings include several key components: ZKsync Lite: The initial iteration of the network, launched in June 2020, focused primarily on scalable payments and token transfers with limited smart contract support. It provides extremely low transaction fees and trustless security. ZKsync Era: Formerly known as ZKsync 2.0, this is the main zkEVM chain, rebranded in February 2023. It is a fully programmable scaling solution that offers full EVM compatibility, allowing developers to deploy existing Solidity or Vyper smart contracts with minimal or no modifications. It forms the foundation of the Elastic Network, supporting DeFi protocols, NFT marketplaces, and games. ZK Stack: An open-source, modular framework that enables developers and institutions to launch their own customizable, sovereign ZK-rollups, known as ZK Chains. These chains are designed to be interconnected, forming the 'Elastic Network' with shared security and liquidity through native protocol-level bridges. Prividium®: An enterprise platform designed for banks and financial institutions. Prividiums are private, permissioned Ethereum-secured Layer 2s that combine institutional privacy, compliance, scalability, and interoperability. They enable confidential settlement anchored to Ethereum's security, addressing requirements for sensitive data protection and regulatory compliance.

Market Position and Competitors

ZKsync operates in the highly competitive Layer 2 scaling market, with notable competitors including StarkWare, Optimism, and Polygon zkEVM. While all aim to scale Ethereum, ZKsync differentiates itself through its zero-knowledge rollup technology, which offers distinct advantages in terms of security and instant finality compared to optimistic rollups. Matter Labs, the developer of ZKsync, is considered a significant player in the financial software and blockchain infrastructure space.

Partnerships, Clients, and Strategic Direction

ZKsync has built a robust ecosystem with numerous partnerships across DeFi, wallets, bridges, NFTs, and infrastructure. Key projects onboard include Argent, OKX Wallet, 1Inch Network, Balancer, Curve, and Yearn.finance.

Matter Labs' 2026 strategic roadmap emphasizes a shift from foundational technical development to large-scale, real-world implementation and institutional adoption. This includes deepening ties with financial institutions like Deutsche Bank and UBS, positioning ZKsync's zero-knowledge infrastructure as essential for traditional finance migration to blockchain systems. The focus is on providing 'bank-grade' infrastructure with privacy by default, deterministic control, verifiable risk management, and native connectivity to global markets. The ZK token, launched in June 2024 with an airdrop, establishes decentralized governance through ZK Nation, allowing token holders to participate in protocol upgrades and community decision-making.