Ratary Memory MCP Server

by ontorataio.github.ontorata/rataryv1.1.1

Persistent coding memory for AI assistants with hybrid search, a knowledge graph and token-efficient context, self-hostable on D1, Postgres, MariaDB or Docker.

1Node.jsstdioofficial registry

context tax

queued

security

queued

cold start

queued

freshness

Maintained2mo ago

Install Ratary Memory MCP server

claude mcp add ratary -e RATARY_API_KEY='<ratary-api-key>' -- npx -y @ratary/mcp-server

{
  "mcpServers": {
    "ratary": {
      "command": "npx",
      "args": [
        "-y",
        "@ratary/mcp-server"
      ],
      "env": {
        "RATARY_API_KEY": "<ratary-api-key>"
      }
    }
  }
}

Add to ~/.cursor/mcp.json (global) or .cursor/mcp.json (project).

{
  "mcpServers": {
    "ratary": {
      "command": "npx",
      "args": [
        "-y",
        "@ratary/mcp-server"
      ],
      "env": {
        "RATARY_API_KEY": "<ratary-api-key>"
      }
    }
  }
}

Settings → Developer → Edit Config (claude_desktop_config.json), then restart.

{
  "servers": {
    "ratary": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "@ratary/mcp-server"
      ],
      "env": {
        "RATARY_API_KEY": "<ratary-api-key>"
      }
    }
  }
}

Add to .vscode/mcp.json in your workspace.

{
  "mcpServers": {
    "ratary": {
      "command": "npx",
      "args": [
        "-y",
        "@ratary/mcp-server"
      ],
      "env": {
        "RATARY_API_KEY": "<ratary-api-key>"
      }
    }
  }
}

Add to ~/.codeium/windsurf/mcp_config.json.

Configuration

Variable	Required	Secret	Description
RATARY_API_KEY	yes	yes	Ratary API key (aic_...)
RATARY_BASE_URL	—	—	Ratary REST base URL (default https://ratary.ontorata.com)

Freshness

Maintained — last maintenance signal 2mo ago. The newest of the signals below sets the band.

Last commit (default branch)
2026-08-10 · 2mo ago · GitHub
Latest release
2026-07-13 · 3mo ago · GitHub · v1.1.3
Package published
no data · npm/PyPI
Registry entry updated
2026-07-06 · 3mo ago · official registry · v1.1.1

FAQ

›How do I install the Ratary Memory MCP server in Claude Code?

Run: claude mcp add ratary -e RATARY_API_KEY='<ratary-api-key>' -- npx -y @ratary/mcp-server. For Cursor, VS Code, Claude Desktop and Windsurf, use the install tabs above.

›Does Ratary Memory require an API key?

Yes. It expects RATARY_API_KEY, of which 1 is a secret.

›Can I use Ratary Memory as a remote (hosted) MCP server?

No hosted endpoint is published; it runs locally over stdio.

›Is Ratary Memory in the official MCP registry?

Yes, as io.github.ontorata/ratary.