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Reverie

Reverie is an MCP server that adds database tools to AI assistants such as Claude Desktop, Claude Code and Cursor. Graph memory that dreams: Neo4j knowledge-graph memory for AI agents with hybrid search. It has 69 GitHub stars, is released under the MIT license and runs locally with npx -y @knowall-ai/reverie.

github.com/knowall-ai/mcp-reverie (opens in a new tab)

  • Official
  • Needs API key
  • Databases
  • MIT
  • Actively maintained
View on GitHub (opens in a new tab)

Install Reverie

Generated from the server's MCP registry entry. Replace your-value with your own values.

Claude Desktop

claude_desktop_config.json
{
  "mcpServers": {
    "reverie": {
      "command": "npx",
      "args": [
        "-y",
        "@knowall-ai/reverie"
      ],
      "env": {
        "NEO4J_URI": "your-value",
        "NEO4J_USERNAME": "your-value",
        "NEO4J_PASSWORD": "your-value"
      }
    }
  }
}

Settings > Developer > Edit Config. macOS: ~/Library/Application Support/Claude/, Windows: %APPDATA%\Claude\. Restart Claude Desktop afterwards.

Claude Code

claude mcp add --env NEO4J_URI=your-value --env NEO4J_USERNAME=your-value --env NEO4J_PASSWORD=your-value --transport stdio reverie -- npx -y @knowall-ai/reverie

Cursor

.cursor/mcp.json
{
  "mcpServers": {
    "reverie": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "@knowall-ai/reverie"
      ],
      "env": {
        "NEO4J_URI": "your-value",
        "NEO4J_USERNAME": "your-value",
        "NEO4J_PASSWORD": "your-value"
      }
    }
  }
}

Project file; use ~/.cursor/mcp.json to enable it in every project.

VS Code

.vscode/mcp.json
{
  "inputs": [
    {
      "type": "promptString",
      "id": "neo4j_password",
      "description": "NEO4J_PASSWORD",
      "password": true
    }
  ],
  "servers": {
    "reverie": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "@knowall-ai/reverie"
      ],
      "env": {
        "NEO4J_URI": "your-value",
        "NEO4J_USERNAME": "your-value",
        "NEO4J_PASSWORD": "${input:neo4j_password}"
      }
    }
  }
}

Config formats checked against the official docs on Oct 7, 2026: modelcontextprotocol.io (opens in a new tab), code.claude.com (opens in a new tab), cursor.com (opens in a new tab), code.visualstudio.com (opens in a new tab).

Environment variables

Variables the server reads at startup.

NameRequiredDescription
NEO4J_URIYesBolt URI of the Neo4j 5 database, e.g. bolt://localhost:7687
NEO4J_USERNAMEYesNeo4j user
NEO4J_PASSWORDsecretYesNeo4j password
NEO4J_DATABASENoDatabase name (Enterprise only; omit on Community Edition)
REVERIE_EMBEDDINGSNoEmbedding provider for semantic search: local (default, no API key), openai, azure, ollama, voyage or none

About Reverie

Reverie is KnowAll AI's Neo4j knowledge-graph memory for AI agents, served over MCP. It is published on npm as @knowall-ai/reverie (successor to the legacy package @knowall-ai/mcp-neo4j-agent-memory). The GitHub repository is now knowall-ai/mcp-reverie, and old URLs redirect.

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FAQ

Reverie FAQ

Still curious? Email info@appsgit.com.

What is Reverie?

Reverie is an MCP server that adds database tools to AI assistants such as Claude Desktop, Claude Code and Cursor. Graph memory that dreams: Neo4j knowledge-graph memory for AI agents with hybrid search. It has 69 GitHub stars, is released under the MIT license and runs locally with npx -y @knowall-ai/reverie. The source code is at github.com/knowall-ai/mcp-reverie.

How do I install the Reverie MCP server?

Add the command npx -y @knowall-ai/reverie to your MCP client: put it in claude_desktop_config.json for Claude Desktop, run claude mcp add for Claude Code, or add it to .cursor/mcp.json (Cursor) or .vscode/mcp.json (VS Code). The snippets on this page are ready to paste.

Is Reverie free?

The server is open source under the MIT license, so running it is free. It needs credentials (NEO4J_PASSWORD) for the service it connects to, which may require a paid account.

Is Reverie actively maintained?

The most recent commit was on Sep 25, 2026. appsgit only lists MCP servers with a commit in the last six months and re-checks every server daily.