Emerald MCP Server

by kfireliyahuio.github.kfireliyahu/emeraldv0.1.2

The database under the chat: typed tables in a local SQLite file that a model reads and checks.

1Node.jsstdioofficial registry

context tax

pending

security

pending

cold start

pending

freshness

pending

Our reading of Emerald, from the data

Emerald is a database MCP server from kfireliyahu, listed in the official MCP Registry.

We haven't measured its tool list yet, so its token cost is unknown.

With 1 GitHub stars it ranks #538 of 1,397 database servers we index.

It runs locally on your machine over stdio.

Install Emerald MCP server

claude mcp add emerald -- npx -y emerald-mcp

{
  "mcpServers": {
    "emerald": {
      "command": "npx",
      "args": [
        "-y",
        "emerald-mcp"
      ]
    }
  }
}

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

{
  "mcpServers": {
    "emerald": {
      "command": "npx",
      "args": [
        "-y",
        "emerald-mcp"
      ]
    }
  }
}

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

{
  "servers": {
    "emerald": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "emerald-mcp"
      ]
    }
  }
}

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

{
  "mcpServers": {
    "emerald": {
      "command": "npx",
      "args": [
        "-y",
        "emerald-mcp"
      ]
    }
  }
}

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

Freshness

Not enough public signals yet to judge maintenance.

Last commit (default branch)
2026-10-18 · today · GitHub
Latest release
2026-10-18 · today · GitHub · v0.1.2
Package published
no data · npm/PyPI
Registry entry updated
2026-10-18 · today · official registry · v0.1.2

How it compares in Database

Against the most-starred database servers we index. Token cost is per model turn, measured from each server's live tool list.

Server	Stars	Tools	Tokens / turn	Freshness	Runs
Emerald (this)	1	—	not measured	—	local
Screenpipe	21,982	—	not measured	Active	—
Genai Toolbox	16,679	—	not measured	Active	hosted
Convex Backend	12,716	—	not measured	Active	—
Kubeshark	12,100	—	not measured	Active	local
Baserow	6,174	—	not measured	Active	—

All database MCP servers

FAQ

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

Run: claude mcp add emerald -- npx -y emerald-mcp. For Cursor, VS Code, Claude Desktop and Windsurf, use the install tabs above.

›Does Emerald require an API key?

No required environment variables are declared in its published metadata.

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

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

›Is Emerald in the official MCP registry?

Yes, as io.github.kfireliyahu/emerald.

Sources and method

Official MCP Registry entry: updated 2026-10-18
GitHub repository: fetched 2026-10-19
Package registry (npm / PyPI): listed
Last checked against all sources: 2026-10-19

The description, packages and links come from the maintainer's own published metadata. Token cost, security signals, freshness and the reading above are MCPSkillHub's own measurements; see the methodology. Spot an error? Request a correction or claim the listing.