/**
 * Fetch interceptor for slot affinity
 *
 * Wraps global fetch to inject id_slot into llama-server requests
 * based on session-to-slot mapping.
 */
/**
 * Install the fetch interceptor for slot affinity.
 * Can be called multiple times; only installs once.
 */
export declare function installSlotAffinityFetch(llamaServerBaseUrl: string): void;
export declare function setCurrentSlotId(slotId: number | undefined): void;
export declare function getCurrentSlotId(): number | undefined;