import type { AuthStorage } from "@gajae-code/ai/core";
import { ModelRegistry } from "../../config/model-registry";
import { Settings } from "../../config/settings";
export interface SdkHostModelResolveContext {
    cwd?: string;
}
/** Registry loader owned by the SDK host, not by machine-facing adapters. */
export type SdkHostModelRegistryLoader = (context?: SdkHostModelResolveContext) => ModelRegistry | Promise<ModelRegistry>;
/**
 * Builds an offline model resolver for a single SDK host process.
 *
 * The registry is reused, but refreshed for every validation so additions and
 * removals made while the broker is alive are observed without network I/O.
 */
export declare function createSdkHostModelRegistryLoader(discoverStorage: () => Promise<AuthStorage>, modelsPath?: string, loadSettings?: (context?: SdkHostModelResolveContext) => Promise<Pick<Settings, "get" | "getGlobal">>): SdkHostModelRegistryLoader;
export type SdkHostModelResolution = {
    ok: true;
    model: string | null;
} | {
    ok: false;
    reason: "unknown_model";
    model: string;
    error: string;
};
export type SdkHostModelResolver = (raw: unknown, context?: SdkHostModelResolveContext) => Promise<SdkHostModelResolution>;
/** Resolve the explicit model pin at the SDK host boundary. */
export declare function resolveSdkHostModel(raw: unknown, loadRegistry: SdkHostModelRegistryLoader, context?: SdkHostModelResolveContext): Promise<SdkHostModelResolution>;
/** Default resolver used by the SDK broker host. */
export declare function createDefaultSdkHostModelResolver(agentDir: string): SdkHostModelResolver;