import type { string_markdown } from '../../types/string_markdown';
import type { UncertainNumber } from '../UncertainNumber';
import type { Usage } from '../Usage';
/**
 * Minimal usage information required to calculate worktime
 */
type PartialUsage = Partial<Usage> & {
    price: UncertainNumber;
    duration: UncertainNumber;
    input: Pick<Usage['input'], 'wordsCount'>;
    output: Pick<Usage['output'], 'wordsCount' | 'charactersCount'>;
};
/**
 * Function `usageToHuman` will take usage and convert it to human readable report
 *
 * @public exported from `@promptbook/core`
 */
export declare function usageToHuman(usage: PartialUsage): string_markdown;
export {};