import { type DaemonResponse } from "./protocol.js";
/** The compiled daemon entry, resolved relative to this module (dist/daemon/). */
export declare const DAEMON_ENTRY: string;
export interface DaemonClientOptions {
    /** Per-request timeout in ms. 0 disables (default: env BROWSERPLEX_TIMEOUT or 0). */
    requestTimeoutMs?: number;
}
/**
 * Thin client to the browserplex daemon. Connects to the unix socket, auto-spawning
 * the daemon on first use, and correlates replies to requests by `id` (the daemon does
 * NOT guarantee FIFO ordering).
 */
export declare class DaemonClient {
    private socket;
    private decoder;
    private pending;
    private nextId;
    private readonly requestTimeoutMs;
    constructor(opts?: DaemonClientOptions);
    /**
     * Connect to an already-running daemon WITHOUT auto-spawning. Returns false if no daemon is
     * listening (ENOENT/ECONNREFUSED). Used by `bp daemon status`/`stop`/`serve` which must not spawn.
     */
    connectExisting(): Promise<boolean>;
    /** Connect, auto-spawning the daemon if it isn't running yet. */
    connect(): Promise<void>;
    private tryConnect;
    private spawnDaemon;
    private attachHandlers;
    private failAll;
    /** Send a request and resolve with its (id-matched) response. */
    request(tool: string, args?: Record<string, unknown>): Promise<DaemonResponse>;
    close(): void;
}
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