/**
 * This file was auto-generated by Fern from our API Definition.
 */
import * as serializers from "../index";
import * as Vectara from "../../api/index";
import * as core from "../../core";
import { RephraseSpan } from "./RephraseSpan";
import { SearchSpan } from "./SearchSpan";
import { RerankSpan } from "./RerankSpan";
import { GenerationSpan } from "./GenerationSpan";
import { FactualConsistencyScoreSpan } from "./FactualConsistencyScoreSpan";
export declare const QueryHistorySpan: core.serialization.Schema<serializers.QueryHistorySpan.Raw, Vectara.QueryHistorySpan>;
export declare namespace QueryHistorySpan {
    type Raw = RephraseSpan.Raw | SearchSpan.Raw | RerankSpan.Raw | GenerationSpan.Raw | FactualConsistencyScoreSpan.Raw;
}