interface TokenMetrics {
    daily: {
        date: string;
        totalTokens: number;
        totalCost: number;
        taskCount: number;
        averageTokensPerTask: number;
    }[];
    monthly: {
        month: string;
        totalTokens: number;
        totalCost: number;
        taskCount: number;
        roi: number;
    };
    byTaskType: Record<string, {
        count: number;
        totalTokens: number;
        averageTokens: number;
        successRate: number;
    }>;
    byTier: Record<string, {
        count: number;
        totalTokens: number;
        averageTokens: number;
    }>;
}
export declare class TokenTracker {
    private readonly dataPath;
    private readonly metricsPath;
    private usage;
    private readonly modelPricing;
    constructor(workspacePath: string);
    initialize(): Promise<void>;
    trackUsage(task: string, contextFiles: string[], tokensUsed: number, model: string, tier: 'minimal' | 'standard' | 'comprehensive', success?: boolean, metadata?: {
        timeSaved?: number;
        errorsPrevented?: number;
    }): Promise<void>;
    getMetrics(period?: 'daily' | 'weekly' | 'monthly'): Promise<TokenMetrics>;
    getTokenBudgetStatus(monthlyBudget: number): Promise<{
        spent: number;
        remaining: number;
        percentUsed: number;
        projectedTotal: number;
        willExceedBudget: boolean;
    }>;
    generateReport(): Promise<string>;
    private calculateCost;
    private groupBy;
    private save;
    private updateMetrics;
    exportToCSV(): Promise<string>;
}
export declare function getTokenTracker(workspacePath: string): TokenTracker;
export declare function trackTokenUsage(options: {
    task: string;
    tokensUsed: number;
    context?: string;
    result?: string;
    tier?: 'minimal' | 'standard' | 'comprehensive';
    model?: string;
}): Promise<void>;
export {};
//# sourceMappingURL=token-tracker.d.ts.map