import type { Session } from '../../types/index.js';
import type { AuditListOptions, ConversationAuditEntry } from '../../audit/types.js';
import { type SessionListWindow, type SessionStore } from '../SessionStore.js';
export declare class MemoryStore implements SessionStore {
    private sessions;
    get(id: string): Promise<Session | null>;
    save(session: Session): Promise<void>;
    delete(id: string): Promise<void>;
    list(userId?: string): Promise<Session[]>;
    listSessions(window?: SessionListWindow, filter?: (session: Session) => boolean): Promise<Session[]>;
    cleanup(maxAgeMs: number): Promise<number>;
    listAuditEntries(sessionId: string, opts?: AuditListOptions): Promise<ConversationAuditEntry[]>;
}