import type { OAuthClientProvider } from '@modelcontextprotocol/sdk/client/auth.js';
import type { OAuthClientInformationFull, OAuthClientMetadata, OAuthTokens } from '@modelcontextprotocol/sdk/shared/auth.js';
import { StreamableHTTPConnection } from '@langchain/mcp-adapters';
import http from 'http';
interface OAuthClientProviderConfig {
    redirectUrl: string;
    serverUrl: string;
}
/**
 * Please note most of these "unused" methods are part of {@link OAuthClientProvider}
 */
export declare class OAuthClientProviderImpl implements OAuthClientProvider {
    private config;
    private innerState;
    private storagePath;
    constructor(config: OAuthClientProviderConfig);
    private loadStorageData;
    private saveStorageData;
    state(): string | Promise<string>;
    get redirectUrl(): string;
    get clientMetadata(): OAuthClientMetadata;
    saveClientInformation(clientInformation: OAuthClientInformationFull): Promise<void>;
    clientInformation(): Promise<OAuthClientInformationFull | undefined>;
    saveTokens(tokens: OAuthTokens): Promise<void>;
    tokens(): OAuthTokens | undefined;
    saveCodeVerifier(codeVerifier: string): Promise<void>;
    codeVerifier(): Promise<string>;
    redirectToAuthorization(authUrl: URL): Promise<void>;
}
export declare function createAuthProviderAndAuthenticate(mcpServer: StreamableHTTPConnection): Promise<OAuthClientProviderImpl>;
export declare function createOAuthRedirectServer(path: string, portParam?: number): Promise<{
    port: number;
    server: http.Server;
    codePromise: Promise<string>;
}>;
export {};