import { OpenAIClient, type ClientOptions } from "@langchain/openai";
import { Serializable } from "@langchain/core/load/serializable";
export type OpenAIFilesInput = {
    client?: OpenAIClient;
    clientOptions?: ClientOptions;
};
export declare class OpenAIFiles extends Serializable {
    lc_namespace: string[];
    private oaiClient;
    constructor(fields?: OpenAIFilesInput);
    /**
     * Upload file
     * Upload a file that can be used across various endpoints. The size of all the files uploaded by one organization can be up to 100 GB.
     *
     * @note The size of individual files can be a maximum of 512 MB. See the Assistants Tools guide to learn more about the types of files supported. The Fine-tuning API only supports .jsonl files.
     *
     * @link {https://platform.openai.com/docs/api-reference/files/create}
     * @param {OpenAIClient.FileCreateParams['file']} file
     * @param {OpenAIClient.FileCreateParams['purpose']} purpose
     * @param {OpenAIClient.RequestOptions | undefined} options
     * @returns {Promise<OpenAIClient.Files.FileObject>}
     */
    createFile({ file, purpose, options, }: OpenAIClient.FileCreateParams & {
        options?: OpenAIClient.RequestOptions;
    }): Promise<OpenAIClient.Files.FileObject>;
    /**
     * Delete a file.
     *
     * @link {https://platform.openai.com/docs/api-reference/files/delete}
     * @param {string} fileId
     * @param {OpenAIClient.RequestOptions | undefined} options
     * @returns {Promise<OpenAIClient.Files.FileDeleted>}
     */
    deleteFile({ fileId, options, }: {
        fileId: string;
        options?: OpenAIClient.RequestOptions;
    }): Promise<OpenAIClient.Files.FileDeleted>;
    /**
     * List files
     * Returns a list of files that belong to the user's organization.
     *
     * @link {https://platform.openai.com/docs/api-reference/files/list}
     * @param {OpenAIClient.Files.FileListParams | undefined} query
     * @param {OpenAIClient.RequestOptions | undefined} options
     * @returns {Promise<OpenAIClient.Files.FileObjectsPage>}
     */
    listFiles(props?: {
        query?: OpenAIClient.Files.FileListParams;
        options?: OpenAIClient.RequestOptions;
    }): Promise<OpenAIClient.Files.FileObjectsPage>;
    /**
     * Retrieve file
     * Returns information about a specific file.
     *
     * @link {https://platform.openai.com/docs/api-reference/files/retrieve}
     * @param {string} fileId
     * @param {OpenAIClient.RequestOptions | undefined} options
     * @returns {Promise<OpenAIClient.Files.FileObject>}
     */
    retrieveFile({ fileId, options, }: {
        fileId: string;
        options?: OpenAIClient.RequestOptions;
    }): Promise<OpenAIClient.Files.FileObject>;
    /**
     * Retrieve file content
     * Returns the contents of the specified file.
     *
     * @note You can't retrieve the contents of a file that was uploaded with the "purpose": "assistants" API.
     *
     * @link {https://platform.openai.com/docs/api-reference/files/retrieve-contents}
     * @param {string} fileId
     * @param {OpenAIClient.RequestOptions | undefined} options
     * @returns {Promise<string>}
     */
    retrieveFileContent({ fileId, options, }: {
        fileId: string;
        options?: OpenAIClient.RequestOptions;
    }): Promise<string>;
}