CCIP Onchain Architecture (EVM)

Chainlink CCIP's EVM onchain architecture consists of a set of smart contracts deployed on both source and destination chains. These components work together with CCIP's offchain infrastructure to provide end-to-end cross-chain interoperability.

• Overview: Provides a high-level introduction to CCIP's onchain architecture, including a component diagram, key roles, and a detailed walk-through of a message's lifecycle from source to destination chain.

• Components: Describes each architectural component in detail.

• Upgradability: Explains CCIP's approach to secure system evolution.