/**
 * Adapter helpers shared across harness implementations.
 */
import { type RouterAdapter, SubagentRole } from "../core/types";
/**
 * Build a default execute function for adapters that delegate to a
 * harness-specific driver. Adapters can override this for real SDK calls.
 */
export declare function createStubExecute(adapterName: string): RouterAdapter["execute"];
/**
 * Validate that a model family covers all subagent roles.
 */
export declare function validateModelFamily(models: Record<string, string>): asserts models is Record<SubagentRole, string>;