import { BaseEmbeddingService } from './base.js';
export declare class FastEmbedService extends BaseEmbeddingService {
    readonly vectorSize = 384;
    private readonly defaultModel;
    private embedder;
    constructor(model?: string);
    private initializeEmbedder;
    generateEmbeddings(texts: string[]): Promise<number[][]>;
    protected requiresApiKey(): boolean;
    protected validateConfig(): void;
}