import type { IBoxStorage } from './box-storage.interface';
import type { BoxResponse, CreateBoxParams } from './box.types';
export declare class SdkBoxService {
    private readonly storage;
    constructor(storage: IBoxStorage);
    listBoxes(threadId: string): {
        boxes: BoxResponse[];
        total: number;
    };
    getBox(threadId: string, boxId: string): BoxResponse | null;
    createBox(threadId: string, params: CreateBoxParams): BoxResponse;
    private toBoxResponse;
    private validateId;
    private generateBoxId;
}