export interface EmbedderConfig {
    provider?: 'openai' | 'ollama' | 'auto';
    model?: string;
    apiKey?: string;
    baseUrl?: string;
}
type ResolvedProvider = 'openai' | 'ollama' | null;
export declare function cosineSimilarity(a: number[], b: number[]): number;
export declare class Embedder {
    private provider;
    private model;
    private apiKey;
    private baseUrl;
    private cache;
    private readonly MAX_CACHE;
    constructor(config?: EmbedderConfig);
    private resolve;
    getProvider(): ResolvedProvider;
    embed(text: string): Promise<number[] | null>;
    private embedOpenAI;
    private embedOllama;
}
export {};
//# sourceMappingURL=embedder.d.ts.map