import type { WebSearchResponse } from '@n8n/instance-ai';
export declare function braveSearch(apiKey: string, query: string, options: {
    maxResults?: number;
    includeDomains?: string[];
    excludeDomains?: string[];
    proxyConfig?: {
        apiUrl: string;
        getAuthHeaders: () => Promise<Record<string, string>>;
    };
}): Promise<WebSearchResponse>;