import * as z from "zod/v3";
import { Result as SafeParseResult } from "../../types/fp.js";
import { SDKValidationError } from "../errors/sdkvalidationerror.js";
/**
 * Annotation for citing a specific file in the model's output. Used when the model references information from a file.
 */
export type FileCitation = {
    /**
     * The annotation type identifier for file citations.
     */
    type: "file_citation";
    /**
     * The ID of the file being cited.
     */
    fileId: string;
    /**
     * The name of the file being cited.
     */
    filename: string;
    /**
     * The character index in the output text where this citation applies.
     */
    index: number;
};
/** @internal */
export declare const FileCitation$inboundSchema: z.ZodType<FileCitation, z.ZodTypeDef, unknown>;
/** @internal */
export type FileCitation$Outbound = {
    type: "file_citation";
    file_id: string;
    filename: string;
    index: number;
};
/** @internal */
export declare const FileCitation$outboundSchema: z.ZodType<FileCitation$Outbound, z.ZodTypeDef, FileCitation>;
export declare function fileCitationToJSON(fileCitation: FileCitation): string;
export declare function fileCitationFromJSON(jsonString: string): SafeParseResult<FileCitation, SDKValidationError>;
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