/** One result, as `docs/schema/query-output.schema.json` defines it. */
export interface RerankResult {
    filePath: string;
    chunkIndex: number;
    text: string;
    score: number;
    fileTitle: string | null;
    images: {
        imageIndex: number;
        mimeType: 'image/png' | 'image/jpeg';
        data: string;
    }[];
    source?: string;
    [key: string]: unknown;
}
/** The reason reaches stderr, so it names no document text and no path. */
export type RerankMatch = {
    ok: true;
    results: RerankResult[];
} | {
    ok: false;
    reason: string;
};
/**
 * An empty array, a shorter array, a chunk the server did not send and a
 * rewritten text are all valid answers; only the form is checked.
 */
export declare function validateRerankResponse(stdout: string): RerankMatch;
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