import { AgentTool } from '../types/index.js';
/**
 * Creates a search tool that can be used by agents
 * This is a basic implementation that can be extended with actual search functionality
 *
 * @param options - Configuration options for the search tool
 * @returns An AgentTool instance for searching
 */
export declare function createSearchTool(options?: {
    searchFunction?: (query: string) => Promise<string>;
}): AgentTool;
/**
 * Example: Wikipedia search implementation
 */
export declare function wikipediaSearch(query: string): Promise<string>;
/**
 * DuckDuckGo search implementation (using DuckDuckGo Instant Answer API)
 * This provides real search results without requiring an API key
 */
export declare function duckDuckGoSearch(query: string): Promise<string>;
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