import type { ImageSafetyPolicy } from '../types/images.js';
/** Options for `createOpenAIVisualModeration()`. */
export interface VisualModerationOptions {
    /** OpenAI API key. */
    apiKey: string;
    /** API base URL. Defaults to `https://api.openai.com/v1`. */
    baseUrl?: string;
    /** Defaults to `omni-moderation-latest`, which reads images as well as text. */
    model?: string;
    /** Replaces the global `fetch`. */
    fetch?: typeof globalThis.fetch;
    /**
     * Score, 0–1, at or above which a category blocks. When omitted, the provider's own `flagged`
     * decision is used, which is the calibration it publishes.
     */
    blockThreshold?: number;
    /**
     * Score at or above which a category is sent for human review without blocking. Must be below
     * `blockThreshold`. Omitted means nothing is routed to review.
     */
    reviewThreshold?: number;
    /** Per-category overrides, for a category a product needs stricter or looser than the rest. */
    categoryThresholds?: Record<string, {
        block?: number;
        review?: number;
    }>;
    /** Moderates the prompt and input images before generation. Defaults to true. */
    inspectInput?: boolean;
    /** Moderates generated images before they are returned. Defaults to true. */
    inspectOutput?: boolean;
    /**
     * Let content through when moderation itself fails. Defaults to false: an outage of the safety
     * check is not a reason to skip it, so an error blocks the request instead.
     */
    failOpen?: boolean;
}
/**
 * Screens prompts, input images, and generated images through OpenAI's multimodal moderation.
 *
 * Text-only checks are insufficient for media: an innocuous prompt can yield an unsafe image, and an
 * uploaded reference can carry what the prompt never mentions. This inspects both sides of the call
 * and reports findings in the neutral `MediaSafetyFinding` shape, so it composes with any other
 * `ImageSafetyPolicy` through `combineSafetyPolicies`.
 */
export declare function createOpenAIVisualModeration(options: VisualModerationOptions): ImageSafetyPolicy;
/**
 * Runs several safety policies and concatenates what they find.
 *
 * Every policy runs even after one blocks, so the finding list shows everything that was wrong
 * rather than stopping at the first problem.
 */
export declare function combineSafetyPolicies(...policies: ImageSafetyPolicy[]): ImageSafetyPolicy;