Mnemon MCP Server

mnemon-mcp

Persistent layered memory for AI agents. SQLite FTS5, fact versioning, zero-cloud.

3 66/wk 10 tools GitHub npm

No known CVEs

MIT license

Maintained

Last commit 40d ago

Works with most clients

Transport: stdio, sse, http

10 tools · ~500 tok

Grade A · 0.3% of 200K ctx

MCPpedia last refreshed this data 1d ago

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Mnemon MCP Server is an MCP server that persistent layered memory for AI agents. SQLite FTS5, fact versioning, zero-cloud. Its tool list has not been published yet over stdio, sse and http, requires no API key, and scores 82/100 on MCPpedia's security, maintenance and efficiency rubric.

Data AI / ML

Step 1

Install in your client

Config is the same across clients — only the file and path differ.

Supported in Claude Desktopstdio, sse, http · Node 18+

Paste into ~/Library/Application Support/Claude/claude_desktop_config.json

{
  "mcpServers": {
    "mnemon-mcp": {
      "command": "mnemon-mcp"
    }
  }
}

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Read me

What Mnemon MCP Server does

Persistent layered memory for AI agents. Local-first. Zero-cloud. Single SQLite file.

Test This Server

Run this in your terminal to verify the server starts. Then let us know if it worked — your result helps other developers.

npx -y 'mnemon-mcp' 2>&1 | head -1 && echo "✓ Server started successfully"

After testing, let us know if it worked:

Scored, not listed

Why this score

Five weighted categories — click any category to see the underlying evidence.

Score breakdown

82/100across 5 weighted dimensions

How we score →

0255075100

−18

Security

Maintenance

Efficiency

Documentation

Compatibility

Categoriesclick a row to see evidence

Security

OSV.dev

No known CVEs.

Checked mnemon-mcp against OSV.dev.

Inventory

Tools (10)

Click any tool to inspect its schema.

~500 tokens total

Inventory

Resources (4)

stats

Aggregate stats per layer

memory://stats

recent

Memories created/updated in last 24h

memory://recent

layer

All active memories in a layer

memory://layer/{layer}

entity

All active memories about an entity

memory://entity/{name}

Inventory

Prompts (3)

recall

Tell me everything you know about X

context-load

Load relevant context before starting a task

journal

Create a structured journal entry

Community

Reviews

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Have you used this server?

Share your experience — it helps other developers decide.

How easy was setup?Did it work reliably?How was the documentation?

Frequently Asked Questions

Is Mnemon MCP Server safe to use?: Mnemon MCP Server has no known CVEs as of the latest MCPpedia security scan. It does not require authentication, so any local process can connect — keep this in mind in shared environments. Licensed under MIT.
How do I install Mnemon MCP Server?: Mnemon MCP Server supports copy-paste install configs on its MCPpedia page for Claude Desktop, Cursor, and Claude Code. Scroll to the Quick Install section and select your client.
What can Mnemon MCP Server do?: Mnemon MCP Server provides 10 tools: memory_add, memory_search, memory_update, memory_delete, memory_inspect and 5 more. See the full tools list on the server page for descriptions and parameters.
What AI clients work with Mnemon MCP Server?: Mnemon MCP Server is compatible with claude-desktop, cursor, claude-code. It uses stdio and sse and http transport.
Is Mnemon MCP Server actively maintained?: Mnemon MCP Server is recently maintained — last commit was 40 days ago. It has 3 GitHub stars.

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Community

Discussion

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Has anyone used this with Cursor?How do you handle auth?Any alternatives?

Frequently Asked Questions

Is Mnemon MCP Server safe to use?

Mnemon MCP Server has no known CVEs as of the latest MCPpedia security scan. It does not require authentication, so any local process can connect — keep this in mind in shared environments. Licensed under MIT.

How do I install Mnemon MCP Server?

Mnemon MCP Server supports copy-paste install configs on its MCPpedia page for Claude Desktop, Cursor, and Claude Code. Scroll to the Quick Install section and select your client.

What can Mnemon MCP Server do?

Mnemon MCP Server provides 10 tools: memory_add, memory_search, memory_update, memory_delete, memory_inspect and 5 more. See the full tools list on the server page for descriptions and parameters.

What AI clients work with Mnemon MCP Server?

Mnemon MCP Server is compatible with claude-desktop, cursor, claude-code. It uses stdio and sse and http transport.

Is Mnemon MCP Server actively maintained?

Mnemon MCP Server is recently maintained — last commit was 40 days ago. It has 3 GitHub stars.