import type { TraceEnvelope } from "./types.ts";
export interface MemberTraceSummary {
    member: string;
    callCount: number;
    successCount: number;
    errorCount: number;
    totalCost: number;
    avgQuality: number | null;
    totalTokens: {
        input: number;
        output: number;
        total: number;
    };
    avgDurationMs: number;
}
export interface TraceWindow {
    label: string;
    windowMs: number;
    summary: MemberTraceSummary | null;
}
/** Aggregates traces per member. Optionally restricts to a rolling window (0 or undefined = all time). */
export declare function summarizeTraces(traces: TraceEnvelope[], windowMs?: number): MemberTraceSummary[];
/** Summarizes a single member across the standard time windows (1h/24h/7d/all). */
export declare function summarizeMemberWindows(traces: TraceEnvelope[], member: string): TraceWindow[];
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