/**
 * OpenAI builtin reasoning catalog. Discovery often omits effort metadata for
 * GPT-5.5 / GPT-5.6, so the OpenAI provider source authors the verified
 * controls. Config overrides and provider-authored discovery still win.
 */
import type { ModelReasoningCapabilities } from "@velum-labs/routekit-contracts";
export declare function openaiReasoningCapabilities(modelId: string): ModelReasoningCapabilities | undefined;
/** GPT-5.x Chat Completions reject legacy `max_tokens`; use `max_completion_tokens`. */
export declare function openaiChatUsesMaxCompletionTokens(modelId: string): boolean;