What is Ink?

Ink is Kraken’s dedicated DeFi chain, built as a Layer 2 solution using the OP Stack technology. As part of the Superchain ecosystem, it provides a scalable, secure environment for decentralized finance applications while maintaining full compatibility with the Ethereum ecosystem.

Technical Architecture

Ink’s architecture leverages the OP Stack to deliver a robust DeFi-focused platform:

Optimistic Rollup Technology

  • Inherits Ethereum’s security through optimistic rollups
  • Posts transaction data to Ethereum mainnet
  • Uses fraud proofs for security guarantees
  • Provides fast transaction finality with L2 execution

Network Specifications

  • Technology Stack: OP Stack (Superchain)
  • Gas Token: ETH
  • Challenge Period: ~7 days
  • Block Time: ~2 seconds
  • Network Type: EVM-compatible Layer 2

Developer Tools & Infrastructure

  • Smart Contract Development: Support for Foundry, Hardhat, and Remix
  • Block Explorers: Multiple options for transaction monitoring
  • Infrastructure:
    • Account Abstraction support
    • Cross-chain bridges
    • Oracle integration
    • VRF capabilities
    • Indexing services

Compatibility & Integration

  • Full EVM compatibility
  • Native bridge functionality
  • Support for standard Ethereum development tools
  • Seamless integration with existing Ethereum infrastructure

Data Catalog