Historical retrospective · Layer 2

Bedrock redesigned key parts of the OP Stack

Optimism’s Bedrock upgrade changed its rollup architecture to improve modularity, reduce costs and better align with Ethereum execution concepts.

Event / milestone year: 2023First published

A shared stack can let multiple chains reuse tooling and contribute to a common rollup ecosystem.

Bedrock marked a shift from one rollup product toward a more reusable infrastructure framework.

Shared code can spread improvements, but also shared bugs; upgrades still need independent review and monitoring.

Primary source

This retrospective summarizes the source below in original language. The displayed year refers to the dated event, proposal or specification; it is not the article’s publication date. This is not investment, legal or security advice.

Optimism Bedrock documentation ↗