type Browser_auth_opts = {
    customer_id?: string;
};
type Json_value = string | number | boolean | null | Json_value[] | {
    [key: string]: Json_value;
};
type Json_object = {
    [key: string]: Json_value;
};
type Authorize_url_opts = {
    redirect_uri: string;
    state: string;
    code_challenge: string;
    customer_id?: string;
};
declare const build_authorize_url: (opts: Authorize_url_opts) => URL;
declare const build_device_start_body: (customer_id: string | undefined) => Json_object;
declare function loopback_flow(opts: Browser_auth_opts): Promise<string>;
declare function device_flow(opts: Browser_auth_opts): Promise<string>;
declare function github_flow(opts: Browser_auth_opts): Promise<string>;
export { loopback_flow, device_flow, github_flow, build_authorize_url, build_device_start_body };
//# sourceMappingURL=browser_auth.d.ts.map