/**
 * Shared Exa constants.
 */
export declare const DEEP_SEARCH_TYPES: readonly ["deep-reasoning", "deep-lite", "deep"];
export declare const ADVANCED_SEARCH_TYPES: readonly ["auto", "fast", "instant", "keyword", "neural", "hybrid"];
export type AdvancedSearchType = (typeof ADVANCED_SEARCH_TYPES)[number];
/**
 * Default `outputSchema` for deep search. Exa's `/search` endpoint only
 * returns an `output` field when an `outputSchema` is provided; text mode
 * is the lowest-friction default (no schema design required). Used by
 * `web_research_exa` to default omitted/missing-`type` schemas, and by
 * the research planner to keep copied payloads synthesis-ready.
 */
export declare const DEFAULT_RESEARCH_OUTPUT_SCHEMA: {
    readonly type: "text";
};