import type { EmbeddingCacheData, EmbeddingProvider } from '../types/index.js';
/**
 * Persistent cache for document embeddings
 */
export declare class EmbeddingCache {
    private cachePath;
    private cacheDir;
    private version;
    constructor();
    /**
     * Loads embeddings from cache file
     */
    load(): Promise<EmbeddingCacheData | null>;
    /**
     * Saves embeddings to cache file
     */
    save(data: EmbeddingCacheData): Promise<void>;
    /**
     * Checks if the cache is valid for a given provider
     */
    isValid(provider: EmbeddingProvider, model: string): Promise<boolean>;
    /**
     * Gets the cache file size in MB
     */
    getSize(): Promise<number>;
    /**
     * Deletes the cache file
     */
    clear(): Promise<void>;
    /**
     * Checks if cache exists
     */
    exists(): boolean;
    /**
     * Gets cache file path
     */
    getPath(): string;
}
//# sourceMappingURL=embedding-cache.d.ts.map