Nautilus Compass MCP Server

🇬🇧 English (this file) · 🇨🇳 中文 compass's 1 job is multi-agent reliability without an orchestrator. It runs locally over stdio via the published package.

People connecting memory tools to Claude, Cursor, VS Code, or another MCP client. The project is written in Python.

VERIFIED ACTIVE

LAST COMMIT 2026-08-25 · ★ 7 · #115 OF 259 MAINTAINED MEMORY · VERIFIED 2026-08-25

MIT · Python servers · how we verify → /methodology

01 · Install Nautilus Compass

before you install - you'll need

The README does not document required environment variables for a basic install.

Claude Code

claude mcp add chunxiaoxx-nautilus-compass -- uvx nautilus-compass

Claude Desktop / Cursor / VS Code - add to config

{
  "mcpServers": {
    "chunxiaoxx-nautilus-compass": {
      "command": "uvx",
      "args": [
        "nautilus-compass"
      ]
    }
  }
}

Same JSON for Cursor. For VS Code, rename the top-level key from `mcpServers` to `servers`.

Using another client? Same JSON, different key

Claude Desktop · mcpServers

Cursor · mcpServers

VS Code · servers

Windsurf · mcpServers

Zed · context_servers

Cline · mcpServers

Roo Code · mcpServers

Continue · mcpServers

LibreChat · mcpServers

Gemini CLI · mcpServers

Codex CLI · mcp_servers

Full setup guides: every client.

02 · Evidence

Security posture

What to check before giving this server access to your agent - from the registry, GitHub, and our own probes. We don't score safety; we show what's verifiable.

runs as local process (stdio) - runs on your machine with your user's permissions

license MIT - declared in the repository

pypi package nautilus-compass - check the name against the project README before installing (PyPI has no namespace ownership)

registry namespace io.github.chunxiaoxx is GitHub-verified and matches the repo owner

03 · What Nautilus Compass can do

Prose above is summarized from the project's README and registry record - no invented capabilities.

Latest releases

v2.3.1 · 2026-07-02

v2.3.1 · 2026-07-02 · liveness framework + 2 RED 探针修复 · 核心新增:liveness framework(ops/liveness_audit.py) · 聚合 3 探针,验证 PoI binding-DONE §3: · probe_ledger_growth:PoI 快照存在 + 行数 > 1 → GREEN(数据活着) · 实际 1510 行…

v2.1.0 · 2026-06-02

Unifies two divergent development lines (daemon/reliability + lifecycle/PoI) onto a single main, and hardens the drift loop. · Highlights · Drift v2 cutover (cry-wolf fix) - firing changed to rule_hit OR drift_score <…

v1.1.0 · 2026-05-09

[1.1.0] · 2026-05-09 - "recall consumption fix · V7 v0.2 governance plan" · Released 12 hours after v1.0.0. Three production bug fixes around recall · consumption that were exposed by a sister-agent post-mortem, plus a…

04 · Who maintains Nautilus Compass

Nautilus Compass is maintained by chunxiaoxx. It's the only MCP server we track from this author; the repo dates to Apr 2026.

05 · Facts

repository: github.com/chunxiaoxx/nautilus-compass
website: https://github.com/chunxiaoxx/nautilus-compass
category: memory - ranked #115 of 259 actively-maintained memory servers as of 2026-08-25.
release cadence: 2 releases in the last 90 days (latest 2026-07-02)
registry: io.github.chunxiaoxx/nautilus-compass (active, first published 2026-05-18 · 2 versions)
packages: pypi:nautilus-compass

06 · Nautilus Compass FAQ

What is Nautilus Compass?

🇬🇧 English (this file) · 🇨🇳 中文 compass's 1 job is multi-agent reliability without an orchestrator. It runs locally over stdio via the published package.

Is Nautilus Compass still maintained?

Yes - as of 2026-08-25, its last commit was 2026-08-25 and it shipped 2 releases in the last 90 days. We re-verify nightly.

How do I install Nautilus Compass?

Run `uvx nautilus-compass`. The README does not document required environment variables for a basic install. You can also paste the ready-made client config above.

Does Nautilus Compass run locally?

Yes - it's a stdio server: it runs on your machine (via uvx) with your user's permissions. Your data stays local unless the server itself calls external APIs.

07 · Alternatives to Nautilus Compass

Alternatives to Nautilus Compass

Maintained memory servers if Nautilus Compass isn't the fit.

Pairs well with

Servers that cover what Nautilus Compass doesn't - only shown when the pairing reason fits the companion.

More memory MCP servers · Wisdomgraph · Fit LLM · Cpersona · Growmos · Agent Coherence - Stale Write Guard (FS)

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