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n1mem-mcp · N1Mem 记忆 MCP Server

powered by T1Mem engine · BYOK(自带 Key)· 零依赖(仅标准库)

让 Claude / Cursor / OpenClaw 之类支持 MCP 的客户端,直接获得 N1Mem 的长期记忆能力。

六个工具

工具 作用
memory_write 写入一段记忆(持久化 + 建向量,写入即可召回)
memory_recall 按自然语言问题召回;answer 已基于命中记忆接地,retrieved 给出命中的明文记忆
memory_import 把本机已有的 Agent 记忆批量迁进来(身份层 + 技能层),可 dry_run 先预览
memory_skill_lookup 任务开始前查「有没有现成经验可复用」,返回匹配的 skill 与要点
memory_forget 遗忘指定记忆(按 id,RLS 隔离,只能删自己的)
memory_health 查看服务健康与 provider 可用性

典型用法是让模型自己用这三步: memory_skill_lookup(先查经验)→ memory_recall(再取上下文)→ memory_write(把结论存回去)。

本 Server 是薄层透传:不含任何记忆逻辑,只把工具调用转发到 N1Mem API (https://api.n1mem.com)。因此零依赖、可塞进任意环境。

安装

pip install n1mem-mcp

用到 memory_import 时还需本机有导入器:

pip install -U "n1mem>=0.2.0"

(不装也能用其它 5 个工具 —— memory_import 会在调用时给出这条安装提示, 而不是甩一个 ImportError 堆栈。)

获取 Key

访问 https://api.n1mem.com/register 自助注册,邮箱即拿到形如 tk_xxx 的 Key。

配置(Cursor / Claude / OpenClaw)

把下面片段加进你的 MCP 配置(~/.cursor/mcp.json、Claude 的 claude_desktop_config.json、 或 OpenClaw 的 MCP 配置):

{
  "mcpServers": {
    "n1mem": {
      "command": "n1mem-mcp",
      "env": { "N1MEM_API_KEY": "tk_xxx" }
    }
  }
}

或用模块方式启动(无需 pip install 也可,只要能 import):

{
  "mcpServers": {
    "n1mem": {
      "command": "python",
      "args": ["-m", "n1mem_mcp"],
      "env": { "N1MEM_API_KEY": "tk_xxx" }
    }
  }
}

环境变量

变量 说明 默认
N1MEM_API_KEY 你的 Key(必填) 空
N1MEM_BASE_URL API 地址 https://api.n1mem.com
N1MEM_MCP_TIMEOUT 单条调用超时(秒) 90

memory_import 用法

memory_import(dry_run=true)     # 先看会导入什么(条数 / 字节 / 分层),不写任何数据
memory_import()                 # 确认后真导(默认 identity + skill 两层)
memory_import(path="…", layers=["identity","skill","note"])

导入是在本机读你磁盘上的记忆资产,服务端只接收结构化条目。 想撤销:用服务端按批次 rollback(返回值里带 source_id),或对单条用 memory_forget。

已知限制(诚实告知)

  • 暂无 update 工具(服务端更新能力未就绪,故不暴露,避免客户端以为支持)。 删除是支持的(memory_forget)—— 0.1.x 的说明曾写"暂无 delete",与实现不符,0.2.0 已更正。
  • memory_health 可能返回 status: degraded:这是设计使然(部分上游 provider 未配置), 核心记忆链路(存储 / 嵌入 / 写入 / 召回)正常。
  • memory_import 目前支持 WorkBuddy(~/.workbuddy)与关键文档目录两种来源。

与 n1mem 的区别

包 形态 用途
n1mem Python SDK(函数调用) 代码里直接 m.ingest() / m.recall() / m.ingest_batch()
n1mem-mcp MCP Server(stdio) 让 MCP 客户端(Claude / Cursor / OpenClaw)以工具方式调用记忆

两者都遵守 BYOK:Key 由你提供,SDK 与 Server 都不存储、不上传你的凭据。

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