/** Protocol path constants and the workspace-subdomain URL builder (external API spec; not configurable). */
/**
 * DashScope knowledge API paths. `serviceList` backs the plugin's internal
 * service cache only — it is deliberately NOT exposed as a model tool (a
 * discovery tool reintroduces the "list before you search" round trip this
 * design exists to remove); the management surface uses the bl CLI instead.
 */
export declare const KB_PATHS: {
    readonly serviceList: "/api/v1/indices/rag/app/list";
    readonly search: "/api/v1/indices/knowledge/search";
    readonly chat: "/api/v2/apps/knowledge/chat";
};
/**
 * Build one knowledge API endpoint.
 * @param endpointHost - host suffix, e.g. `cn-beijing.maas.aliyuncs.com`.
 * @param workspaceId - Bailian workspace id used as the subdomain.
 * @param path - one {@link KB_PATHS} value.
 * @returns the absolute endpoint URL.
 */
export declare function kbEndpoint(endpointHost: string, workspaceId: string, path: string): string;