/// <amd-module name="file:///home/runner/work/hyperliquid/hyperliquid/src/api/info/_methods/perpCategories.ts" />
import * as v from "valibot";
/**
 * Request all perpetual asset categories.
 * @see https://hyperliquid.gitbook.io/hyperliquid-docs/for-developers/api/info-endpoint/perpetuals#retrieve-perp-categories
 */
export declare const PerpCategoriesRequest: v.ObjectSchema<{
    /** Type of request. */
    readonly type: v.LiteralSchema<"perpCategories", undefined>;
}, undefined>;
export type PerpCategoriesRequest = v.InferOutput<typeof PerpCategoriesRequest>;
/**
 * Array of tuples mapping coin names to their categories.
 * @see https://hyperliquid.gitbook.io/hyperliquid-docs/for-developers/api/info-endpoint/perpetuals#retrieve-perp-categories
 */
export type PerpCategoriesResponse = [
    /** Asset symbol (e.g., BTC). */
    coin: string,
    /** Category name. */
    category: string
][];
import type { InfoConfig } from "./_base/mod.js";
/**
 * Request all perpetual asset categories.
 *
 * @param config General configuration for Info API requests.
 * @param signal {@link https://developer.mozilla.org/en-US/docs/Web/API/AbortSignal | AbortSignal} to cancel the request.
 * @return Array of tuples mapping coin names to their categories.
 *
 * @throws {ValidationError} When the request parameters fail validation (before sending).
 * @throws {TransportError} When the transport layer throws an error.
 *
 * @example
 * ```ts
 * import { HttpTransport } from "@nktkas/hyperliquid";
 * import { perpCategories } from "@nktkas/hyperliquid/api/info";
 *
 * const transport = new HttpTransport(); // or `WebSocketTransport`
 *
 * const data = await perpCategories({ transport });
 * ```
 *
 * @see https://hyperliquid.gitbook.io/hyperliquid-docs/for-developers/api/info-endpoint/perpetuals#retrieve-perp-categories
 */
export declare function perpCategories(config: InfoConfig, signal?: AbortSignal): Promise<PerpCategoriesResponse>;