import { IMetricsOptions } from '../options';
export declare const getDefaultMetricsWriters: (options: {
    customLabels?: string[];
    prefix: string;
    requestDurationBuckets?: number[];
    requestLengthBuckets?: number[];
    responseLengthBuckets?: number[];
}) => Pick<IMetricsOptions, 'requestCount' | 'requestDuration' | 'requestLength' | 'responseLength'>;