import { type SessionEntry } from "@caupulican/pi-agent-core/session";
import type { Usage } from "@caupulican/pi-ai";
export declare function readAutoLearnSessionIdFromFile(filePath: string): string | undefined;
export declare function findChildSessionFile(sessionDir: string, sessionId: string): string | undefined;
export declare function aggregateCumulativeUsageFromSessionEntries(entries: SessionEntry[]): Usage;
export declare function reportCompletedAutoLearnUsageHelper(args: {
    runId: string;
    sessionDir: string;
    sessionId: string;
    logPath?: string;
    parentSession: {
        addSpawnedUsage: (usage: Usage, opts: {
            label: string;
            sourceSessionId: string;
            reportId: string;
        }) => string | undefined;
    };
    appendLog?: (logPath: string, message: string) => void;
}): void;
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