import { z } from 'zod';
/**
 * Schema for org.primer.llm extension
 * Used to provide LLM-friendly metadata for tokens
 */
export declare const llmExtension: z.ZodOptional<z.ZodObject<{
    usage: z.ZodOptional<z.ZodArray<z.ZodString>>;
    rules: z.ZodOptional<z.ZodString>;
}, z.core.$strip>>;