import type { TokenManager } from './auth.js';
import type { StandardsResult } from './types.js';
export declare class StandardsAPI {
    private tokens;
    private baseUrl;
    private timeout;
    constructor(tokens: TokenManager, baseUrl: string, timeout: number);
    /**
     * Get delivery time estimates between two ZIP codes.
     * Optionally filter by mail class.
     */
    estimates(originZIP: string, destinationZIP: string, options?: {
        mailClass?: string;
        acceptanceDate?: string;
    }): Promise<StandardsResult>;
}
//# sourceMappingURL=standards.d.ts.map