export { isDeepgramFluxModel } from './deepgram-compatibility.js';
export declare const DEEPGRAM_API_HOST = "api.deepgram.com";
export declare const DEEPGRAM_DEFAULT_MODEL = "nova-3";
export declare const DEEPGRAM_RECORDING_TIMEOUT_MS = 120000;
export declare const DEEPGRAM_REALTIME_OPEN_TIMEOUT_MS = 15000;
export declare const DEEPGRAM_REALTIME_FINISH_TIMEOUT_MS = 5000;
export interface DeepgramRecordingAsrOptions {
    readonly audio: Uint8Array;
    readonly mimeType: string;
    readonly language?: string;
    readonly endpoint?: string;
    readonly model?: string;
    readonly credential: string;
    readonly signal?: AbortSignal;
    readonly fetch?: typeof globalThis.fetch;
}
export interface DeepgramRealtimeAsrOptions {
    readonly apiKey: string;
    readonly model?: string;
    readonly language?: string;
    readonly endpoint?: string;
    readonly signal?: AbortSignal;
    readonly webSocketFactory?: (url: string, protocols?: string | string[]) => DeepgramWebSocket;
}
export interface DeepgramRealtimeTranscript {
    readonly text: string;
    readonly final: boolean;
}
export interface DeepgramWebSocket {
    readonly readyState: number;
    binaryType: string;
    send(data: ArrayBuffer | ArrayBufferView | string): void;
    close(code?: number, reason?: string): void;
    addEventListener(type: string, listener: (event: DeepgramWebSocketEvent) => void): void;
    removeEventListener(type: string, listener: (event: DeepgramWebSocketEvent) => void): void;
}
export interface DeepgramWebSocketEvent {
    readonly data?: unknown;
    readonly error?: unknown;
    readonly code?: number;
    readonly reason?: string;
}
export declare function deepgramListenUrl(options: {
    endpoint?: string;
    model?: string;
    language?: string;
    smartFormat?: boolean;
    punctuate?: boolean;
}): string;
export declare function deepgramRealtimeUrl(options: {
    endpoint?: string;
    model?: string;
    language?: string;
    smartFormat?: boolean;
    punctuate?: boolean;
}): string;
export declare function extractDeepgramTranscript(response: unknown): string;
export declare function deepgramErrorDetail(body: unknown, status: number): string;
export declare function transcribeDeepgramAsr(options: DeepgramRecordingAsrOptions): Promise<string>;
export declare class DeepgramRealtimeAsrSession {
    private readonly options;
    private socket;
    private opened;
    private closed;
    private ended;
    private final;
    private receivedFinalResult;
    private completedSentences;
    private interimSentence;
    private transcript;
    private lastError;
    private detached;
    private readonly waiters;
    constructor(options: DeepgramRealtimeAsrOptions);
    open(signal?: AbortSignal): Promise<void>;
    sendAudio(audio: Uint8Array, signal?: AbortSignal): Promise<DeepgramRealtimeTranscript>;
    finish(signal?: AbortSignal): Promise<string>;
    snapshot(): DeepgramRealtimeTranscript;
    close(): void;
    private readonly onOpen;
    private readonly onMessage;
    private readonly onError;
    private readonly onClose;
    private rebuildTranscript;
    private requireSocket;
    private setError;
    private notifyWaiters;
    private waitFor;
}