Give Your AI a Perfect Memory

Mnemosyne is an open-source, self-hostable memory service that enables AI applications to retain long-term context across conversations.

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Core Features

Persistent Memory

Never lose context again. Mnemosyne stores user profiles, conversation history, and structured memories.

User-Isolated Data

Each user's data is stored in a separate SQLite file, ensuring privacy and data isolation by design.

MCP-Powered Tools

Integrate seamlessly with any AI workflow tool using the Model Context Protocol (MCP) server.

Broad Use Cases

From personal assistants and smart customer service to complex multi-participant debates.

Quick Start: Using the MCP Tool

Interact with Mnemosyne in your AI workflow with just a few simple tool calls.

{
  "tool_name": "createUser",
  "arguments": {
    "username": "test_user_123",
    "profile": {
      "goal": "Learn to play the guitar"
    }
  }
}

How It Works

Mnemosyne Architecture Diagram