import type { LanguageModel } from 'ai';
import type { InputProcessor, OutputProcessor } from '../../types/processors.js';
export interface ModerationGuardOptions {
    /** Classifier model. Use a small/fast model — this runs on every turn it guards. */
    model: LanguageModel;
    /** Policy categories to flag. Defaults cover the standard abuse set. */
    categories?: string[];
    /** User-facing message when content is flagged. */
    message?: string;
    /**
     * What to do when the classifier itself errors. `allow` (default) fails open —
     * deterministic guards still run and an outage does not take the agent down.
     * `block` fails closed for zero-tolerance deployments.
     */
    onError?: 'allow' | 'block';
    id?: string;
}
/**
 * LLM moderation guard over inbound user text. Runs the configured model as a
 * temperature-0 classifier against the policy categories and blocks on a match.
 */
export declare function createModerationGuard(options: ModerationGuardOptions): InputProcessor;
/** LLM moderation guard over assistant output — the post-turn counterpart. */
export declare function createModerationOutputGuard(options: ModerationGuardOptions): OutputProcessor;