import * as z from "zod/v4";
import { OpenEnum } from "../types/enums.js";
/**
 * Which search engine to use. "auto" (default) uses native if the provider supports it, otherwise Exa. "native" forces the provider's built-in search. "exa" forces the Exa search API. "firecrawl" uses Firecrawl (requires BYOK). "parallel" uses the Parallel search API. "perplexity" uses the Perplexity Search API (raw ranked results).
 */
export declare const WebSearchEngineEnum: {
    readonly Native: "native";
    readonly Exa: "exa";
    readonly Parallel: "parallel";
    readonly Firecrawl: "firecrawl";
    readonly Perplexity: "perplexity";
    readonly Auto: "auto";
};
/**
 * Which search engine to use. "auto" (default) uses native if the provider supports it, otherwise Exa. "native" forces the provider's built-in search. "exa" forces the Exa search API. "firecrawl" uses Firecrawl (requires BYOK). "parallel" uses the Parallel search API. "perplexity" uses the Perplexity Search API (raw ranked results).
 */
export type WebSearchEngineEnum = OpenEnum<typeof WebSearchEngineEnum>;
/** @internal */
export declare const WebSearchEngineEnum$inboundSchema: z.ZodType<WebSearchEngineEnum, unknown>;
/** @internal */
export declare const WebSearchEngineEnum$outboundSchema: z.ZodType<string, WebSearchEngineEnum>;
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