import type OpenAI from "openai";
import { type OpenAISpeechInput } from "./speech";
export type OpenAISpeechChunk = Readonly<{
    data: Uint8Array;
    sequence: number;
}>;
export type OpenAISpeechStreamCompletion = Readonly<{
    raw: Response;
    audio: Blob;
}>;
/** Open one genuine binary response-body stream from the Speech API. */
export declare function openOpenAISpeechStream(client: OpenAI, options: OpenAISpeechInput, signal: AbortSignal, call: <T>(operation: string, start: () => Promise<T>) => Promise<T>): Promise<{
    events: AsyncGenerator<Readonly<{
        data: Uint8Array;
        sequence: number;
    }>, any, any>;
    map: ({ data, sequence }: OpenAISpeechChunk) => {
        type: "audio-delta";
        data: Uint8Array<ArrayBufferLike>;
        mediaType: string;
        sequence: number;
    };
    completion: Promise<Readonly<{
        raw: Response;
        audio: Blob;
    }>>;
}>;
/** Decode the consumed native response into one exact completed audio payload. */
export declare function decodeOpenAISpeechStreamCompletion(native: OpenAISpeechStreamCompletion, options: OpenAISpeechInput): import("@use-crux/core/adapter").GenerateSpeechPayload<Response, unknown, never>;