import winston from 'winston';
declare const logger: winston.Logger;
declare module 'winston' {
    interface Logger {
        tool(message: string, metadata?: any): this;
        agent(message: string, metadata?: any): this;
    }
}
export declare const logToolExecution: (toolName: string, input: any) => void;
export declare const logToolResult: (toolName: string, result: any) => void;
export declare const logAgentThinking: (agentId: string, thought: string) => void;
export declare const logAgentAction: (agentId: string, action: string, details?: any) => void;
export declare const logAgentObservation: (agentId: string, observation: string) => void;
export declare class StepTracker {
    private name;
    private steps;
    private currentStep;
    constructor(name: string);
    addStep(type: string, description: string, details?: any): number;
    getSteps(): {
        step: number;
        timestamp: Date;
        type: string;
        description: string;
        details?: any;
    }[];
    private getEmojiForType;
    summarize(): string;
}
export default logger;