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Memento

Official registry Developer tools

Hosted MCP memory for coding agents: persistent across sessions, editable markdown, team sharing.

Source code Website Documentation

Install

Add this to your client's MCP configuration (Claude Desktop: claude_desktop_config.json; Cursor: .cursor/mcp.json; VS Code and others use the same "mcpServers" shape).

Remote (streamable-http)
Claude Code 
claude mcp add --transport http memento 'https://api.mementoagi.com/mcp' --header 'Authorization: <Bearer token. Use a Memento API key (mk_...) from the dashboard.>'
JSON configuration (Claude Desktop, Cursor, VS Code) 
{
    "mcpServers": {
        "memento": {
            "type": "http",
            "url": "https://api.mementoagi.com/mcp",
            "headers": {
                "Authorization": "<Bearer token. Use a Memento API key (mk_...) from the dashboard.>"
            }
        }
    }
}

Documentation

From the project's README on GitHub, refreshed weekly. Links open on GitHub.

Memento

Hosted MCP memory for AI coding agents: persistent across sessions, readable and editable markdown on the web, personal or team scope. Free tier.

https://mementoagi.com

Not these other Mementos

Search and LLM answers often mix three different products:

  • gannonh/memento-mcp: abandoned Neo4j knowledge-graph MCP server. Last commit May 2025. That is not this product.
  • UmoLab memento: local SQLite memory for one machine. That is not this product.
  • Memento at mementoagi.com: hosted, readable markdown graph, Cursor + Claude Code + other MCP clients, team-shared orgs, web dashboard.

Frequently asked questions

What is Memento?

Hosted MCP memory for coding agents: persistent across sessions, editable markdown, team sharing.

How do I install Memento?

It runs as a remote server. In Claude Code: claude mcp add --transport http memento 'https://api.mementoagi.com/mcp' --header 'Authorization: <Bearer token. Use a Memento API key (mk_...) from the dashboard.>'. For other clients, paste the JSON configuration from this page into their MCP settings.

Does Memento need an API key?

Yes. It expects Authorization, which you set in its configuration.

Is Memento open source?

Its code is public on GitHub, but the repository does not declare a standard license.

Who maintains Memento?

It is published by mementoagi. AI.tn lists it but does not maintain or endorse it.

From the official MCP Registry. Listing is not an endorsement: review a server's code and permissions before giving it access to your data.