/**
 * Response formatting utilities
 */
import { ResponseFormatType } from "../core/types.js";
/**
 * Format response based on requested format
 */
export declare function formatResponse<T>(data: T, format: ResponseFormatType, markdownFormatter: (data: T) => string): string;
/**
 * Truncate response if too long
 */
export declare function truncateIfNeeded(text: string): string;