import { type MemoryConfinementLauncherInput, type MemoryConfinementLauncherResult } from "@letta-ai/letta-code/memory-confinement";
export interface LocalAppServerHandle {
    url: string;
    close(): void;
}
export interface StartLocalAppServerOptions {
    listen?: string;
    backend?: string;
    startupTimeoutMs?: number;
    cliPath?: string;
    env?: Record<string, string | undefined>;
    filesystemConfinement?: "memory";
    agentId?: string;
}
interface LocalAppServerProcess {
    command: string;
    args: string[];
    env: NodeJS.ProcessEnv;
}
type MemoryConfinementLauncher = (input: MemoryConfinementLauncherInput) => MemoryConfinementLauncherResult;
export declare function buildLocalAppServerArgs(cliPath: string, options?: Pick<StartLocalAppServerOptions, "backend" | "listen">): string[];
export declare function buildLocalAppServerProcess(cliPath: string, options?: StartLocalAppServerOptions, confineMemory?: MemoryConfinementLauncher): LocalAppServerProcess;
/**
 * Spawn an SDK-owned Letta Code app-server on an ephemeral loopback port.
 */
export declare function startLocalAppServer(options?: StartLocalAppServerOptions): Promise<LocalAppServerHandle>;
export {};
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