/**
 * OpenTelemetry token metrics core module.
 * @task T4535
 * @epic T4454
 */
/** Get token tracking status. */
export declare function getOtelStatus(): Promise<Record<string, unknown>>;
/** Get combined token usage summary. */
export declare function getOtelSummary(): Promise<Record<string, unknown>>;
/** Get session-level token data. */
export declare function getOtelSessions(opts: {
    session?: string;
    task?: string;
}): Promise<Record<string, unknown>>;
/** Get spawn-level token data. */
export declare function getOtelSpawns(opts: {
    task?: string;
    epic?: string;
}): Promise<Record<string, unknown>>;
/** Get real token usage from Claude Code API. */
export declare function getRealTokenUsage(opts: {
    session?: string;
    since?: string;
}): Promise<Record<string, unknown>>;
/** Clear token tracking data with backup. */
export declare function clearOtelData(): Promise<Record<string, unknown>>;
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