Explore the chain
Chain overview
What Base is and how it’s built.
Connect
RPC endpoints, chain IDs, and bridges.
Node operators
Run and operate a Base node.
Protocol specs
Consensus, execution, and upgrade specifications.
References
Chain
The Base chain reference — network details, node operations, upgrades, and protocol specifications.
Base is an Ethereum Layer 2 built on the OP Stack. The Chain section is the reference for how it works and how to run against it.