Memento MCP

Name: Memento MCP
Author: gannonh

@smithery/cli · by gannonh

Memento MCP: A Knowledge Graph Memory System for LLMs

424 4 tools GitHub npm

No known CVEs

MIT license

Stale

Last commit 360d ago

Works with most clients

Transport: stdio, sse

4 tools · ~593 tok

Grade B · 0.3% of 200K ctx

MCPpedia last refreshed this data 15h ago

Edit this pageView history

Memento MCP is an MCP server that memento MCP: A Knowledge Graph Memory System for LLMs. Its tool list has not been published yet over stdio and sse, requires no API key, and scores 76/100 on MCPpedia's security, maintenance and efficiency rubric.

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 · Node 18+

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

{
  "mcpServers": {
    "memento": {
      "env": {
        "DEBUG": "true",
        "NEO4J_URI": "bolt://127.0.0.1:7687",
        "NEO4J_DATABASE": "neo4j",
        "NEO4J_PASSWORD": "memento_password",
        "NEO4J_USERNAME": "neo4j",
        "OPENAI_API_KEY": "your-openai-api-key",
        "NEO4J_VECTOR_INDEX": "entity_embeddings",
        "MEMORY_STORAGE_TYPE": "neo4j",
        "OPENAI_EMBEDDING_MODEL": "text-embedding-3-small",
        "NEO4J_VECTOR_DIMENSIONS": "1536",
        "NEO4J_SIMILARITY_FUNCTION": "cosine"
      },
      "args": [
        "/path/to/memento-mcp/dist/index.js"
      ],
      "command": "/path/to/node"
    }
  }
}

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[![MCPpedia Score](https://mcppedia.org/api/badge/memento-mcp)](https://mcppedia.org/s/memento-mcp)

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What Memento Mcp does

Scalable, high performance knowledge graph memory system with semantic retrieval, contextual recall, and temporal awareness. Provides any LLM client that supports the model context protocol (e.g., Claude Desktop, Cursor, Github Copilot) with resilient, adaptive, and persistent long-term ontological memory.

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 '@smithery/cli' 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

76/100across 5 weighted dimensions

How we score →

0255075100

−24

Security

Maintenance

Efficiency

Documentation

Compatibility

Categoriesclick a row to see evidence

Security

OSV.dev

No known CVEs.

Checked @smithery/cli against OSV.dev.

Inventory

Tools (4)

Click any tool to inspect its schema.

~593 tokens total

Community

Reviews

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Frequently Asked Questions

Is Memento Mcp safe to use?: Memento Mcp has no known CVEs as of the latest MCPpedia security scan. Authentication requirements were not detected automatically - check the project's documentation before connecting in a shared environment. Licensed under MIT.
How do I install Memento Mcp?: Memento Mcp 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 Memento Mcp do?: Memento Mcp provides 4 tools: add_entity, add_relation, semantic_search, point_in_time_query. See the full tools list on the server page for descriptions and parameters.
What AI clients work with Memento Mcp?: Memento Mcp is compatible with claude-desktop, cursor, claude-code. It uses stdio and sse transport.
Is Memento Mcp actively maintained?: Memento Mcp is less actively maintained - last commit was 360 days ago. It has 424 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?

{ "mcpServers": { "memento": { "env": { "DEBUG": "true", "NEO4J_URI": "bolt://127.0.0.1:7687", "NEO4J_DATABASE": "neo4j", "NEO4J_PASSWORD": "memento_password", "NEO4J_USERNAME": "neo4j", "OPENAI_API_KEY": "your-openai-api-key", "NEO4J_VECTOR_INDEX": "entity_embeddings", "MEMORY_STORAGE_TYPE": "neo4j", "OPENAI_EMBEDDING_MODEL": "text-embedding-3-small", "NEO4J_VECTOR_DIMENSIONS": "1536", "NEO4J_SIMILARITY_FUNCTION": "cosine" }, "args": [ "/path/to/memento-mcp/dist/index.js" ], "command": "/path/to/node" } } }

Frequently Asked Questions

Is Memento Mcp safe to use?

Memento Mcp has no known CVEs as of the latest MCPpedia security scan. Authentication requirements were not detected automatically - check the project's documentation before connecting in a shared environment. Licensed under MIT.

How do I install Memento Mcp?

Memento Mcp 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 Memento Mcp do?

Memento Mcp provides 4 tools: add_entity, add_relation, semantic_search, point_in_time_query. See the full tools list on the server page for descriptions and parameters.

What AI clients work with Memento Mcp?

Memento Mcp is compatible with claude-desktop, cursor, claude-code. It uses stdio and sse transport.

Is Memento Mcp actively maintained?

Memento Mcp is less actively maintained - last commit was 360 days ago. It has 424 GitHub stars.