import type { ArkmeArkoMessagePage } from '../arko-history-contract.js';
import type { ArkmeArkoHistoryItem } from '../types.js';
export declare const arkoHistoryKey: (item: ArkmeArkoHistoryItem) => string;
export declare function arkoHistoryDate(at: number): string;
export declare function sortArkoHistory(items: Iterable<ArkmeArkoHistoryItem>): ArkmeArkoHistoryItem[];
export declare function readLatestArkoMessages(signal: AbortSignal): Promise<ArkmeArkoMessagePage>;
//# sourceMappingURL=arko-history-browser.d.ts.map