/** xAI OAuth flow (Grok account login). */
import { OAuthCallbackFlow } from "./callback-server";
import type { OAuthController, OAuthCredentials } from "./types";
export declare const XAI_OAUTH_DISCOVERY_URL = "https://auth.x.ai/.well-known/openid-configuration";
export declare const XAI_OAUTH_CLIENT_ID = "b1a00492-073a-47ea-816f-4c329264a828";
export declare const XAI_OAUTH_SCOPE = "openid profile email offline_access grok-cli:access api:access";
interface XaiDiscovery {
    authorizationEndpoint: string;
    tokenEndpoint: string;
}
export interface XaiOAuthFlowOptions {
    extraAuthorizeParams?: Readonly<Record<string, string>>;
}
export interface XaiOAuthRefreshOptions {
    signal?: AbortSignal;
    extraTokenParams?: Readonly<Record<string, string>>;
}
export declare function discoverXaiOAuthEndpoints(signal?: AbortSignal): Promise<XaiDiscovery>;
export declare class XaiOAuthFlow extends OAuthCallbackFlow {
    #private;
    constructor(ctrl: OAuthController, options?: XaiOAuthFlowOptions);
    generateAuthUrl(state: string, redirectUri: string): Promise<{
        url: string;
        instructions?: string;
    }>;
    exchangeToken(code: string, _state: string, redirectUri: string): Promise<OAuthCredentials>;
}
export declare function loginXai(ctrl: OAuthController, options?: XaiOAuthFlowOptions): Promise<OAuthCredentials>;
export declare function refreshXaiToken(refreshToken: string, options?: AbortSignal | XaiOAuthRefreshOptions): Promise<OAuthCredentials>;
export {};