import { CallAPI } from '../../api/calls.js';
import { NumberAPI } from '../../api/numbers.js';
import type { PhoneNumber } from '../../api/numbers.js';
import type { SendCallRequest } from '../../api/calls.js';
import type { VoiceProfile, TTSConfig } from '../../api/types.js';
export declare function isE164(phone: string): boolean;
export declare function validateE164(phone: string): string;
/** Create a project-scoped CallAPI (baseURL includes /projects/{appId}). */
export declare function getCallAPI(profileName?: string): CallAPI;
/** Create an account-scoped NumberAPI (baseURL does NOT include /projects/{appId}). */
export declare function getNumberAPI(profileName?: string): NumberAPI;
/** Get resolved config. */
export declare function getConfig(profileName?: string): import("../../api/types.js").ProfileConfig;
export declare function pickOutboundNumber(numbers: PhoneNumber[]): Promise<PhoneNumber>;
/** Generate a unique channel name for phone calls. */
export declare function buildChannelName(): string;
/** Build a SendCallRequest from resolved parameters. */
export declare function buildCallRequest(params: {
    fromNumber: string;
    toNumber: string;
    channelName: string;
    agentToken: string;
    sipToken: string;
    llm: Record<string, unknown>;
    tts: Record<string, unknown>;
    asr: Record<string, unknown>;
    idleTimeout?: number;
}): SendCallRequest;
/** Build TTS config, optionally applying a voice profile override. */
export declare function buildTTSConfig(baseTTS: Partial<TTSConfig>, voiceProfile?: VoiceProfile): Partial<TTSConfig>;