import type { AIProfileBackend, AIProfileChoice, AIProvider, ModelsCatalogJson, PreferOpenRouterInput } from "./types.js";
import { buildOpenRouterModelId } from "./modelIdentity.js";
export type AIModelRoutingMode = "openrouter" | "direct";
export type { PreferOpenRouterInput };
export declare function parsePreferOpenRouter(value: unknown): boolean | undefined;
/** Reads `PREFER_OPENROUTER` from process env (loading `.env` once when unset). */
export declare function readPreferOpenRouterFromEnv(): boolean | undefined;
/**
 * Resolves whether to route via OpenRouter.
 * Explicit option wins, then `PREFER_OPENROUTER` env, then default `true`.
 */
export declare function resolvePreferOpenRouter(explicit?: PreferOpenRouterInput): boolean;
export declare function resolvePreferOpenRouterFromOptions(options?: {
    preferOpenRouter?: PreferOpenRouterInput;
}): boolean;
export declare function isRemoteProfileChoice(choice: AIProfileChoice): boolean;
export { buildOpenRouterModelId };
export interface AppliedModelRouting {
    provider: AIProvider;
    modelId: string;
    backend: AIProfileBackend;
    routing: AIModelRoutingMode;
}
export declare function applyModelRouting(choice: AIProfileChoice, backend: AIProfileBackend, preferOpenRouter: boolean, catalog?: ModelsCatalogJson): AppliedModelRouting;
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