ConstOptionalblockExplorers?: { default: ChainBlockExplorer; [key: string]: ChainBlockExplorer }Collection of block explorers
Optionalcontracts?: {Collection of contracts
Optionalcustom?: Record<string, unknown>Custom chain data.
OptionalensTlds?: readonly string[]Collection of ENS TLDs for the chain.
Optionalfees?: ChainFees<undefined>Modifies how fees are derived.
Optionalformatters?: undefinedModifies how data is formatted and typed (e.g. blocks and transactions)
ID in number form
Human-readable name
Currency used by chain
Collection of RPC endpoints
Optionalserializers?: ChainSerializers<undefined, TransactionSerializable>Modifies how data is serialized (e.g. transactions).
OptionalsourceId?: numberSource Chain ID (ie. the L1 chain)
Optionaltestnet?: booleanFlag for test networks
The Viem chain definition for the Sei local chain.