import type { CallToolResult } from '@modelcontextprotocol/sdk/types.js';
/**
 * Creates a structured response for MCP tools that includes both text content
 * (for backward compatibility) and structured content (for better machine readability)
 *
 * @param data The structured data to return
 * @returns A CallToolResult with both text and structured content
 */
export declare function createStructuredResponse(data: unknown): CallToolResult;
/**
 * Creates a simple text response without structured content
 *
 * @param text The text content to return
 * @returns A CallToolResult with only text content
 */
export declare function createTextResponse(text: string): CallToolResult;
/**
 * Creates an error response with optional structured error details
 *
 * @param message The error message
 * @param details Optional structured error details
 * @returns A CallToolResult marked as an error
 */
export declare function createErrorResponse(message: string, details?: unknown): CallToolResult;