/**
 * Session discovery engine for Claude Code and OpenAI Codex
 */
import type { DiscoveryOptions, SessionSource } from "./types.js";
/**
 * Load Codex session index map: sessionId -> thread_name
 */
export declare function loadCodexSessionIndex(): Promise<Map<string, {
    threadName?: string;
    updatedAt?: string;
}>>;
/**
 * Discover Claude Code sessions
 */
export declare function discoverClaudeSessions(options: DiscoveryOptions): Promise<SessionSource[]>;
/**
 * Discover Codex sessions
 */
export declare function discoverCodexSessions(options: DiscoveryOptions): Promise<SessionSource[]>;
/**
 * Discover all sessions matching criteria across Claude and Codex
 */
export declare function discoverSessions(options: DiscoveryOptions): Promise<SessionSource[]>;
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