/**
 * @license
 * Copyright 2026 Steven Roussey <sroussey@gmail.com>
 * SPDX-License-Identifier: Apache-2.0
 */
export declare function warnPenaltyDroppedOnce(model: string, param: "frequencyPenalty" | "presencePenalty"): void;
export declare function warnStrictDowngradedOnce(model: string, reason: string): void;
/** @internal test helper — clear both dedupe sets. */
export declare function _resetOpenAIResponsesWarnings(): void;