/**
 * v0.6: Multi-Round Fact-Checking — the critic gets checked.
 *
 * After the critic runs, a DIFFERENT provider fact-checks each objection.
 * Objections marked WRONG are filtered before synthesis.
 *
 * Credit: ThoughtProof ibuprofen benchmark (2026-02-27) — "When we tested
 * our own protocol, it caught us lying."
 */
import type { ClassifiedObjection } from '../types.js';
export interface FactCheckedObjection {
    original: ClassifiedObjection;
    status: 'verified' | 'unverified' | 'wrong';
    reason: string;
}
export interface FactCheckResult {
    checkedObjections: FactCheckedObjection[];
    filteredCritiqueContent: string;
    removedCount: number;
}
/**
 * Fact-check the critic's objections using a different provider.
 * Returns filtered objections and updated critique content.
 */
export declare function factCheckCritic(factCheckProvider: {
    call(model: string, prompt: string): Promise<{
        content: string;
    }>;
}, factCheckModel: string, critiqueContent: string, objections: ClassifiedObjection[], originalClaim: string, lang: 'en' | 'de'): Promise<FactCheckResult>;
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