import { Document, type DocumentInterface } from "@langchain/core/documents";
import { BaseDocumentLoader, type DocumentLoader } from "@langchain/core/document_loaders/base";
import Browserbase, { LoadOptions, ClientOptions } from "@browserbasehq/sdk";
type BrowserbaseLoaderOptions = ClientOptions & LoadOptions;
/**
 * Load pre-rendered web pages using a headless browser hosted on Browserbase.
 *
 * Depends on `@browserbasehq/sdk` package.
 * Get your API key from https://browserbase.com
 *
 * @example
 * ```typescript
 * import { BrowserbaseLoader } from "langchain/document_loaders/web/browserbase";
 *
 * const loader = new BrowserbaseLoader(["https://example.com"], {
 *   apiKey: process.env.BROWSERBASE_API_KEY,
 *   textContent: true,
 * });
 *
 * const docs = await loader.load();
 * ```
 *
 * @param {string[]} urls - The URLs of the web pages to load.
 * @param {BrowserbaseLoaderOptions} [options] - Browserbase client options.
 */
export declare class BrowserbaseLoader extends BaseDocumentLoader implements DocumentLoader {
    urls: string[];
    options: BrowserbaseLoaderOptions;
    browserbase: Browserbase;
    constructor(urls: string[], options?: BrowserbaseLoaderOptions);
    /**
     * Load pages from URLs.
     *
     * @returns {Promise<DocumentInterface[]>} - A promise which resolves to a list of documents.
     */
    load(): Promise<DocumentInterface[]>;
    /**
     * Load pages from URLs.
     *
     * @returns {Generator<DocumentInterface>} - A generator that yields documents.
     */
    lazyLoad(): AsyncGenerator<Document<{
        url: string;
    }>, void, unknown>;
}
export {};