/**
 * High-level OECD Client for MCP Server
 * Wraps the SDMX client with MCP-specific functionality
 * All data is fetched directly from OECD API - no caching/storage
 */
import { SDMXDataflow } from './sdmx-client.js';
import { OECDCategory, PopularDataset, DataflowFilter, DataQuery, IndicatorSearch } from './types.js';
export declare class OECDClient {
    private sdmxClient;
    constructor();
    /**
     * Get all OECD data categories
     */
    getCategories(): OECDCategory[];
    /**
     * Get popular OECD datasets
     */
    getPopularDatasets(): PopularDataset[];
    /**
     * Get category by ID
     */
    getCategory(categoryId: string): OECDCategory | undefined;
    /**
     * List dataflows with optional category filter
     */
    listDataflows(filter?: DataflowFilter): Promise<SDMXDataflow[]>;
    /**
     * Search dataflows by query
     */
    searchDataflows(query: string, limit?: number): Promise<SDMXDataflow[]>;
    /**
     * Get data structure for a dataflow
     */
    getDataStructure(dataflowId: string): Promise<import("./sdmx-client.js").SDMXDataStructure>;
    /**
     * Query data from a dataflow - direct API call, no caching
     */
    queryData(params: DataQuery): Promise<import("./sdmx-client.js").SDMXObservation[]>;
    /**
     * Search for indicators by keyword
     */
    searchIndicators(params: IndicatorSearch): Promise<SDMXDataflow[]>;
    /**
     * Get OECD Data Explorer URL for a dataflow
     */
    getDataExplorerUrl(dataflowId: string, filter?: string): string;
    /**
     * Get detailed category information with example datasets
     */
    getCategoriesDetailed(): Promise<Array<{
        category: OECDCategory;
        exampleDataflows: SDMXDataflow[];
    }>>;
    /**
     * Get API information
     */
    getApiInfo(): {
        baseUrl: string;
        format: string;
        authentication: string;
        documentation: string;
        dataExplorer: string;
        endpoints: {
            listDataflows: string;
            getStructure: string;
            queryData: string;
        };
    };
}
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