export interface OllamaChatOptions {
    baseUrl?: string;
    model?: string;
    timeoutMs?: number;
    system?: string;
    temperature?: number;
    format?: "json";
}
export interface OllamaChatResult {
    ok: true;
    content: string;
    model: string;
    eval_count?: number;
    eval_duration?: number;
}
export interface OllamaChatFailure {
    ok: false;
    reason: "unreachable" | "timeout" | "bad_status" | "parse_error";
    status?: number;
    message: string;
}
/**
 * Small wrapper around Ollama's /api/chat endpoint. Returns a structured
 * result + failure union so callers can gracefully degrade instead of
 * throwing. The network call is the only async primitive; no streaming
 * — concept labeling generates short JSON replies so streaming adds
 * complexity without value.
 */
export declare function ollamaChat(prompt: string, opts?: OllamaChatOptions): Promise<OllamaChatResult | OllamaChatFailure>;
/**
 * Attempt to parse the LLM response as JSON. Accepts both raw JSON and
 * JSON wrapped in a markdown code fence — we're strict enough to reject
 * garbage but generous about fencing since some models prepend "Here is...".
 */
export declare function parseJsonResponse<T>(raw: string): {
    ok: true;
    value: T;
} | {
    ok: false;
    message: string;
};