import { account } from './account.js';
import { block } from './block.js';
import { contract } from './contract.js';
import { log } from './log.js';
import { proxy } from './proxy.js';
import { stats } from './stats.js';
import { transaction } from './transaction.js';
import { gastracker } from './gastracker.js';
import { usage } from './usage.js';
import type { Transport } from './types.js';
/** The namespaced Etherscan API returned by {@link init}. */
export interface EtherscanApi {
    log: ReturnType<typeof log>;
    proxy: ReturnType<typeof proxy>;
    stats: ReturnType<typeof stats>;
    block: ReturnType<typeof block>;
    transaction: ReturnType<typeof transaction>;
    contract: ReturnType<typeof contract>;
    account: ReturnType<typeof account>;
    gastracker: ReturnType<typeof gastracker>;
    usage: ReturnType<typeof usage>;
}
/**
 * Create an Etherscan API client.
 *
 * @param apiKey - Your Etherscan API key (works across all chains in V2)
 * @param chain - Chain name (e.g. `'sepolia'`, `'arbitrum'`) or numeric chainid; defaults to Ethereum mainnet
 * @param timeout - Request timeout in milliseconds (default 10000)
 * @param request - Custom HTTP transport; defaults to a built-in `node:https`/`node:http` request
 */
export declare function init(apiKey?: string, chain?: string | number | null, timeout?: number, request?: Transport): EtherscanApi;