export declare const SEARCH_BUDGET: {
    readonly textMax: number;
    readonly thinkingMax: number;
    readonly toolsMax: number;
    readonly toolPayloadMax: number;
};
export interface SearchDocument {
    text: string;
    thinking: string;
    tools: string;
}
export type SearchDocumentDelta = SearchDocument;
export declare function emptySearchDocument(): SearchDocument;
export declare function isEmptyDelta(delta: SearchDocumentDelta): boolean;
export declare function searchDocumentsEqual(a: SearchDocument, b: SearchDocument): boolean;
export declare function appendSearchDelta(doc: SearchDocument, delta: SearchDocumentDelta): SearchDocument;
export declare function combineSearchContent(doc: SearchDocument): string;
export declare function capToolPayload(value: unknown): string;
export declare function extractSearchDelta(entry: Record<string, unknown>): SearchDocumentDelta;
//# sourceMappingURL=search-document.d.ts.map