import type { GthAgentFactory } from '#src/core/types.js';
/**
 * The lean backend factory — a {@link GthAgentFactory} that produces a plain
 * {@link GthLangChainAgent}. This is identical to the built-in default {@link @gaunt-sloth/core!core/GthAgentRunner.GthAgentRunner | GthAgentRunner}
 * constructs when no factory is passed; exporting it lets `@gaunt-sloth/agent`'s
 * {@link @gaunt-sloth/agent!"core/resolveAgentFactory.js".resolveAgentFactory | resolveAgentFactory} hand the runner a backend without duplicating the constructor
 * call.
 */
export declare const gthLeanAgentFactory: GthAgentFactory;