import type { SessionRecord } from './types.js';
export interface ToolUsageStats {
    callCount: number;
    totalOutputBytes: number;
    errorCount: number;
}
export interface SessionStats {
    sessionId: string;
    filePath: string;
    isSubagent: boolean;
    projectDir: string;
    startedAt: string | undefined;
    endedAt: string | undefined;
    totalCostUsd: number;
    totalInputTokens: number;
    totalOutputTokens: number;
    totalCacheReadTokens: number;
    totalCacheCreate5mTokens: number;
    totalCacheCreate1hTokens: number;
    assistantTurnCount: number;
    syntheticTurnCount: number;
    userTurnCount: number;
    toolStats: Map<string, ToolUsageStats>;
    apiErrorCount: number;
    apiRetryCount: number;
    readCountsByPathHash: Map<string, number>;
    modelsSeen: Set<string>;
}
export declare function newEmptyStats(sessionId: string, filePath: string, projectDir: string, isSubagent: boolean): SessionStats;
export declare function ingestRecord(stats: SessionStats, record: SessionRecord): SessionStats;
//# sourceMappingURL=session.d.ts.map