Overview

Technical specifications for how Base works at the chain level, organized by topic from user-facing primitives to protocol internals.

B20

Native token standard with compliance, memos, and supply controls.

Smart accounts that send ordinary transactions with no bundlers or relays.

Move assets to and from Base — ecosystem bridges, Solana bridge, and protocol specs.

Ordering, finality, fees, throughput, and troubleshooting.

Sub-second block building, WebSocket data, and RPC usage.

Design goals, rollup architecture, and core user flows.

Posting L2 sequencer data to L1 for data availability.

L2 block derivation, P2P networking, and RPC specification.

EIP-1559 parameters, fee vaults, and Engine API behavior.

Multi-proof checkpoint verification with TEE and ZK provers.