interface RateLimitOptions {
    maxRequestsPerInterval: number;
    intervalMs: number;
    maxConcurrency: number;
}
type RateLimitedRequestInit = RequestInit & {
    rateLimitClass?: string;
};
declare function configureRateLimit(options: Partial<RateLimitOptions & {
    enabled: boolean;
}> & {
    perHost?: Record<string, Partial<RateLimitOptions>>;
    perClass?: Record<string, Partial<RateLimitOptions>>;
}): void;
declare function rateLimitedFetch(input: RequestInfo | URL, init?: RateLimitedRequestInit): Promise<Response>;
declare function getRateLimitStatus(): {
    enabled: boolean;
    options: {
        maxRequestsPerInterval: number;
        intervalMs: number;
        maxConcurrency: number;
    };
};

export { type RateLimitOptions, type RateLimitedRequestInit, configureRateLimit, getRateLimitStatus, rateLimitedFetch };