Understanding zkSync 2.0

zkSync 2.0 is made to look and feel like Ethereum, but with lower fees. However, since it is optimized for zero-knowledge proofs, some differences are inevitable. This section focuses on specifics on zkSync 2.0.

Table of contents

• 2.0 Overview
• Contract instantiation
• Account abstraction support
• Block numbers and time
• Web3 API
• Handling of ETH and tokens
• Fee model
• Transaction types
• Transaction formats
• Confirmations and finality
• Current limitations
• Decentralization roadmap
• L1/L2 Interoperability