import type { JsonObject, ProviderRequest } from "@arnilo/prism";
/**
 * Whether to replay historical thinking on the next request.
 * Anthropic route → thinking content blocks; OpenAI route → `reasoning_content`.
 * Request `compat.preserveThinking` wins over model default; defaults to true when
 * the model declares reasoning capability.
 */
export declare function openCodeGoPreserveThinking(request: ProviderRequest): boolean;
/**
 * Upstream Chat Completions `thinking` object (Kimi K2.x / GLM-style). Request wins.
 * OpenCode Go does not document gateway-owned thinking fields — these are forwarded.
 */
export declare function openCodeGoThinking(request: ProviderRequest): JsonObject | boolean | undefined;
/**
 * Upstream `reasoning_effort` (e.g. Kimi K3). Request wins over model default.
 */
export declare function openCodeGoReasoningEffort(request: ProviderRequest): string | undefined;
/**
 * Upstream OpenAI-style `reasoning` object merge (model default + per-turn override).
 */
export declare function openCodeGoReasoning(request: ProviderRequest): JsonObject | undefined;
/**
 * Strip OpenCode-Go-owned compat keys before opaque body spread so resolved
 * thinking / reasoning / route / preserve flags cannot be overwritten.
 */
export declare function stripOpenCodeGoOwnedCompat(compat: JsonObject | undefined): JsonObject | undefined;