import { HfInference, HfInferenceEndpoint } from "@huggingface/inference";
import { Embeddings, type EmbeddingsParams } from "@langchain/core/embeddings";
/**
 * Interface that extends EmbeddingsParams and defines additional
 * parameters specific to the HuggingFaceInferenceEmbeddings class.
 */
export interface HuggingFaceInferenceEmbeddingsParams extends EmbeddingsParams {
    apiKey?: string;
    model?: string;
    endpointUrl?: string;
}
/**
 * Class that extends the Embeddings class and provides methods for
 * generating embeddings using Hugging Face models through the
 * HuggingFaceInference API.
 */
export declare class HuggingFaceInferenceEmbeddings extends Embeddings implements HuggingFaceInferenceEmbeddingsParams {
    apiKey?: string;
    model: string;
    endpointUrl?: string;
    client: HfInference | HfInferenceEndpoint;
    constructor(fields?: HuggingFaceInferenceEmbeddingsParams);
    _embed(texts: string[]): Promise<number[][]>;
    /**
     * Method that takes a document as input and returns a promise that
     * resolves to an embedding for the document. It calls the _embed method
     * with the document as the input and returns the first embedding in the
     * resulting array.
     * @param document Document to generate an embedding for.
     * @returns Promise that resolves to an embedding for the document.
     */
    embedQuery(document: string): Promise<number[]>;
    /**
     * Method that takes an array of documents as input and returns a promise
     * that resolves to a 2D array of embeddings for each document. It calls
     * the _embed method with the documents as the input.
     * @param documents Array of documents to generate embeddings for.
     * @returns Promise that resolves to a 2D array of embeddings for each document.
     */
    embedDocuments(documents: string[]): Promise<number[][]>;
}