/** A single day's analytics snapshot. */
export interface DailySnapshot {
    date: string;
    chats: number;
    tokens: {
        input: number;
        output: number;
        total: number;
    };
    estimatedCostUsd: number;
    calls: number;
    entities: {
        total: number;
        byType: Record<string, number>;
        created: number;
    };
    skills?: {
        runs: number;
        errors: number;
        bySkill: Record<string, {
            runs: number;
            errors: number;
        }>;
    };
}
/** Persistent analytics data file. */
export interface AnalyticsData {
    version: 1;
    days: Record<string, DailySnapshot>;
}
/** Summary over a date range. */
export interface AnalyticsSummary {
    periodStart: string;
    periodEnd: string;
    totalDays: number;
    totalChats: number;
    totalTokens: number;
    totalInputTokens: number;
    totalOutputTokens: number;
    totalCalls: number;
    totalEstimatedCostUsd: number;
    totalEntitiesCreated: number;
    currentEntityCount: number;
    currentEntityBreakdown: Record<string, number>;
    averageChatsPerDay: number;
    averageTokensPerDay: number;
    averageCostPerDay: number;
    dailySnapshots: DailySnapshot[];
    totalSkillRuns: number;
    totalSkillErrors: number;
}
/** Cost per million tokens by model. */
export interface ModelPricing {
    inputPerMillion: number;
    outputPerMillion: number;
}
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