import { Tool } from '../core/types';
/**
 * A tool that fetches token price data from CoinGecko API
 */
export declare class CoinGeckoPriceTool implements Tool {
    name: string;
    description: string;
    private apiKey;
    constructor(apiKey?: string);
    schema: {
        type: string;
        properties: {
            tokenId: {
                type: string;
                description: string;
            };
        };
        required: string[];
    };
    execute(params: Record<string, any>): Promise<string>;
}