import type { FetchImpl, Usage } from "@oh-my-pi/pi-catalog/types";
import type { ApiKey } from "../auth-retry.js";
export declare const SPEECH_FORMATS: readonly ["mp3", "wav", "pcm", "opus", "aac", "flac"];
export type SpeechFormat = (typeof SPEECH_FORMATS)[number];
export declare const SPEECH_FORMAT_MIME_TYPES: Record<SpeechFormat, string>;
export interface SpeechRequest {
    text: string;
    voice?: string;
    format: SpeechFormat;
    speed?: number;
    sampleRate?: number;
    bitRate?: number;
    instructions?: string;
}
export interface SpeechResult {
    audio: Uint8Array;
    mimeType: string;
    usage: Usage;
}
export interface SpeechOptions {
    apiKey: ApiKey;
    fetch?: FetchImpl;
    signal?: AbortSignal;
}