import { RequiredConfig } from "./config";
/**
 * A function that provides a temporary authentication token.
 * @param app - The app/endpoint identifier, including the path (e.g. "fal-ai/myapp/realtime")
 * @returns A promise that resolves to the token string
 */
export type TokenProvider = (app: string) => Promise<string>;
export declare const TOKEN_EXPIRATION_SECONDS = 120;
/**
 * Get a token to connect to the realtime endpoint.
 */
export declare function getTemporaryAuthToken(app: string, config: RequiredConfig): Promise<string>;