import type { Block, Hash } from 'viem';
/**
 * Get the current block number for a specific network
 */
export declare function getBlockNumber(network?: string): Promise<bigint>;
/**
 * Get a block by number for a specific network
 */
export declare function getBlockByNumber(blockNumber: number, network?: string): Promise<Block>;
/**
 * Get a block by hash for a specific network
 */
export declare function getBlockByHash(blockHash: Hash, network?: string): Promise<Block>;
/**
 * Get the latest block for a specific network
 */
export declare function getLatestBlock(network?: string): Promise<Block>;