/**
 * Phone Number Lookup namespace.
 */
import type { HttpClient } from '../HttpClient.js';
import type { QueryParams } from '../types.js';
import { BaseResource } from '../base/BaseResource.js';
/**
 * Phone number lookup (carrier, CNAM).
 *
 * Access via `client.lookup.*`.
 *
 * @example
 * ```ts
 * const info = await client.lookup.phoneNumber('+15551234567', { include: 'carrier,caller-name' });
 * ```
 */
export declare class LookupResource extends BaseResource {
    constructor(http: HttpClient);
    /**
     * Look up carrier and CNAM information for a phone number.
     *
     * @param e164 - The phone number in E.164 format (e.g. `"+15551234567"`).
     * @param params - Optional query parameters, most commonly
     *   `include: "carrier,caller-name"` to enable carrier and CNAM lookups.
     * @returns The lookup record containing any requested datasets.
     * @throws {RestError} On any non-2xx HTTP response.
     */
    phoneNumber(e164: string, params?: QueryParams): Promise<any>;
}