import { TTSProvider, ProviderConfig } from './providers/types.js';
/**
 * Factory — returns the correct `TTSProvider` for the given config.
 *
 * AI providers (openai, elevenlabs, azure) are loaded via dynamic import so
 * they are excluded from the bundle when not used (tree-shaking).
 */
export declare function createVueSpeech(config: ProviderConfig): Promise<TTSProvider>;
/**
 * Synchronous factory for the web provider only.
 * Used internally by composables as the no-config fallback (I-4.1).
 */
export declare function createWebSpeechProvider(): TTSProvider;