import { type PricingConfig, type MeteringTokens } from './pricing.js';
export interface MeteringActive {
    thinking: number;
    messaging: number;
    toolUse: number;
}
export interface MeteringCost {
    opus: number;
    sonnet: number;
}
export interface MeteringDay {
    date: string;
    activeMs: MeteringActive;
    idleMs: number;
    turns: number;
    tools: number;
    tokens: MeteringTokens;
    costGBP: MeteringCost;
}
export interface MeteringSummary {
    sessionId: string;
    days: MeteringDay[];
    totals: Omit<MeteringDay, 'date'>;
    corrOutputVsActive: number;
    pricing: {
        opusPriceDate: string;
        usdPerGbp: number;
        tokenizerFactor: number;
    };
}
export interface ComputeMeteringOpts {
    pricing?: PricingConfig;
    nowIso?: string;
    logger?: (m: string) => void;
    verbose?: boolean;
}
export declare function computeMetering(jsonlPath: string, opts?: ComputeMeteringOpts): Promise<MeteringSummary>;
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