Connect to Base

Network details for Base Mainnet and Base Sepolia — RPC endpoints, chain IDs, and block explorers.

Base is a standard EVM chain, so any Ethereum tool, wallet, or library works unchanged — just point it at the network details below.

Network details

	Base Mainnet	Base Sepolia (testnet)
RPC endpoint	https://mainnet.base.org	https://sepolia.base.org
Chain ID	8453	84532
Currency	ETH	ETH
Block explorer	basescan.org	sepolia.basescan.org

For production apps, use a dedicated RPC provider rather than the public endpoint. See the RPC overview for supported providers and rate limits.

Next steps

Get funds

Fund an address to start transacting.

Make a transaction

Send your first transaction on Base.