import { Tool, JSONOutput, RunOptions, ToolOptions } from "../core/Tool";
import { ExecutionContext } from "../core/ExecutionContext";
import { z } from "zod";
interface SearchResult {
    title: string;
    link: string;
    snippet: string;
}
interface BingSearchInput {
    query: string;
    maxResults?: number;
    apiKey?: string;
}
export declare class BingSearchTool extends Tool<BingSearchInput, JSONOutput<SearchResult[]>, ToolOptions> {
    private readonly defaultApiKey;
    constructor(apiKey?: string, options?: ToolOptions);
    schema(): z.ZodSchema<BingSearchInput>;
    protected execute(input: BingSearchInput, context: ExecutionContext, options: RunOptions): Promise<JSONOutput<SearchResult[]>>;
}
export {};