import { Tool } from '@langchain/core/tools';
import { z } from 'zod';
export interface DataToolFields {
    name: string;
    description: string;
    token: string;
    timeout?: number;
    inputFields?: Array<{
        fieldName: string;
        description: string;
        type?: 'string' | 'number' | 'boolean' | 'date';
        required?: boolean;
        defaultValue?: any;
    }>;
}
export declare class TushareTool extends Tool {
    name: string;
    description: string;
    token: string;
    timeout: number;
    private customSchema;
    constructor(fields: DataToolFields);
    private static generateSchema;
    getSchema(): z.ZodObject<any>;
    static lc_name(): string;
    get lc_namespace(): string[];
    protected _call(input: string): Promise<string>;
    private processDataRequest;
}