/**
 * Optional Ollama LLM client for AI-assisted knowledge curation.
 * If Ollama is not running, all methods return null (graceful degradation).
 */
export declare class OllamaClient {
    private endpoint;
    private model;
    private available;
    constructor(endpoint?: string, model?: string);
    isAvailable(): Promise<boolean>;
    generateTitle(content: string): Promise<string | null>;
    generateTags(content: string): Promise<string[] | null>;
    suggestMerge(entryA: string, entryB: string): Promise<string | null>;
}
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