/**
 * Shared MCP server — one HTTP process serving multiple threads.
 *
 * Exposes POST /rpc/:threadName which accepts JSON-RPC messages
 * (the same protocol Claude CLI speaks over stdio).
 * Caches HistoryStore/ContentStore per thread so the embeddings
 * model loads once, not once per agent.
 */
import { ToolContext } from './tool-handler.js';
export interface SharedMcpServerOptions {
    /** Base directory containing thread data (e.g. ~/.cumulus) */
    basePath: string;
    /** Port to listen on. 0 = random available port. */
    port?: number;
}
export interface SharedMcpServerHandle {
    port: number;
    url: string;
    close: () => Promise<void>;
}
export declare class StorePool {
    private stores;
    private basePath;
    private sweepTimer;
    private readonly ttlMs;
    constructor(basePath: string, options?: {
        ttlMs?: number;
        sweepMs?: number;
    });
    /** Number of currently-resident thread contexts (observability/testing). */
    get size(): number;
    /** Run the idle sweep immediately (used by the interval and by tests). */
    reapNow(): void;
    /** Evict entries idle longer than the TTL. */
    private reap;
    getContext(threadName: string): Promise<ToolContext>;
    closeAll(): Promise<void>;
}
export declare function startSharedMcpServer(options: SharedMcpServerOptions): Promise<SharedMcpServerHandle>;
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