/**
 * Format bytes to human readable string
 */
export declare const formatBytes: (bytes: number, decimals?: number) => string;
/**
 * Format duration in milliseconds to human readable string
 */
export declare const formatDuration: (ms: number) => string;
/**
 * Format number with commas
 */
export declare const formatNumber: (num: number) => string;
/**
 * Format currency
 */
export declare const formatCurrency: (amount: number, currency?: string, locale?: string) => string;
/**
 * Format percentage
 */
export declare const formatPercentage: (value: number, decimals?: number) => string;
/**
 * Format timestamp to relative time
 */
export declare const formatRelativeTime: (timestamp: number) => string;
/**
 * Truncate text with ellipsis
 */
export declare const truncateText: (text: string, maxLength: number, suffix?: string) => string;
/**
 * Format model name for display
 */
export declare const formatModelName: (model: string) => string;
/**
 * Format file size with appropriate unit
 */
export declare const formatFileSize: (bytes: number) => string;
/**
 * Format date to ISO string for display
 */
export declare const formatISODate: (date: Date | string | number) => string;
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