/**
 * LocalNLIProvider — HTTP client for the NLI cross-encoder service.
 *
 * Talks to a local Python service running cross-encoder/nli-roberta-base
 * (default: http://127.0.0.1:11435). Falls back gracefully if the
 * service is unavailable.
 */
import type { NLIProvider, NLIResult, NLILabel } from '../core/nli.js';
export declare class LocalNLIProvider implements NLIProvider {
    readonly name = "nli-http";
    private readonly baseUrl;
    constructor(options?: {
        baseUrl?: string;
    });
    classify(premise: string, hypothesis: string): Promise<NLIResult>;
    classifyBatch(pairs: Array<{
        premise: string;
        hypothesis: string;
    }>): Promise<NLIResult[]>;
    /**
     * Check if the NLI service is available.
     * Returns false if the service is down — callers can fall back to LLM.
     */
    isAvailable(): Promise<boolean>;
}
/**
 * Map NLI labels to the contradiction evaluation vocabulary used by cortex.
 *
 * NLI "contradiction" → cortex "genuine"
 * NLI "entailment"    → cortex "complementary"
 * NLI "neutral"       → cortex "tension" (may or may not be meaningful)
 */
export declare function nliToCortexVerdict(label: NLILabel, scores: Record<NLILabel, number>): 'genuine' | 'tension' | 'complementary' | 'unrelated';
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