import { AsyncCaller, AsyncCallerParams } from "../util/async_caller.js";
export type EmbeddingsParams = AsyncCallerParams;
export declare abstract class Embeddings {
    /**
     * The async caller should be used by subclasses to make any async calls,
     * which will thus benefit from the concurrency and retry logic.
     */
    caller: AsyncCaller;
    constructor(params: EmbeddingsParams);
    abstract embedDocuments(documents: string[]): Promise<number[][]>;
    abstract embedQuery(document: string): Promise<number[]>;
}