import { UsageParameters } from '../interfaces/usage/usageParameters';
import { UsageResponse } from '../interfaces/usage/usageResponse';
/**
 * Get your usage statistics from DeepL.
 * @property {UsageParameters} params Contains the auth key linked to your account.
 * @returns {Promise<UsageResponse>} Your usage statistics.
 */
export declare function usage(params: UsageParameters): Promise<UsageResponse>;