GoldenCheck MCP Server

Auto-discover validation rules from data — scan, profile, health-score. No rules to write.

Remote serverstreamable-httpPython

What is the GoldenCheck MCP server?

GoldenCheck MCP server exists for a simple reason — assistants are far more useful when they can act on GoldenCheck directly instead of describing what you should do. Auto-discover validation rules from data — scan, profile, health-score. No rules to write.

What you get

Data validation that discovers rules from your data so you don't have to write them. Built by Ben Severn.

What the assistant can call

Once GoldenCheck is connected, these are the calls the assistant has available:

  • Flags — The Flags tool exposed by this server
  • Speed — The Speed tool exposed by this server
  • TypeScript — // Scan records (edge-safe) const data = new TabularData(records); const { findings, profile } = scanData(data); for (const f of findings) {

Setting it up

Being a remote server, there is no local install. You register the endpoint with your client, authorise it once, and the tools appear.

Configuration and credentials

You will need 4 environment variables: ERROR, OPENAI_API_KEY, ANTHROPIC_API_KEY, GOLDENCHECK_LLM_BUDGET. The server will not start without them, which is usually why the tools fail to appear on a first run. Keep credentials in your client's env block or a secrets manager rather than in a file you might commit.

Choosing this one

This sits in the developer tooling group, where several servers overlap in what they claim to do but differ sharply once you actually set them up. GoldenCheck's toolset — Flags, Speed, TypeScript — is a fair guide to whether it matches your workflow. It is maintained by benseverndev-oss; worth a glance at recent repository activity before you build anything load-bearing on it.

This entry was verified against GoldenCheck's own documentation before publication; SyncDev keeps the directory reviewed rather than auto-generated.

Before you rely on it

  • Your data travels to the provider's service, so the usual questions apply about what you send and what they retain.
  • Missing credentials fail quietly in some clients — if no tools show up, check the environment block first.
  • MCP clients confirm each tool call by default. Leave that on until you have watched what the goldencheck mcp server does with a few real requests.

Available tools

ToolWhat it does
FlagsThe Flags tool exposed by this server.
SpeedThe Speed tool exposed by this server.
TypeScript// Scan records (edge-safe) const data = new TabularData(records); const { findings, profile } = scanData(data); for (const f of findings) { console.log([${f.severity === Severity.ERROR ? "ERROR" : "WARNING"}] ${f.column

How to install the GoldenCheck MCP server

{
  "mcpServers": {
    "goldencheck": {
      "command": "npx",
      "args": ["-y", "goldencheck-js"],
      "env": {
        "ERROR": "your-value",
        "OPENAI_API_KEY": "your-value",
        "ANTHROPIC_API_KEY": "your-value",
        "GOLDENCHECK_LLM_BUDGET": "your-value"
      }
    }
  }
}

Add to claude_desktop_config.json, then restart Claude Desktop.

Configuration

VariableDescriptionRequired
ERRORConfiguration value read at startup.Optional
OPENAI_API_KEYCredential the server authenticates with.Yes
ANTHROPIC_API_KEYCredential the server authenticates with.Yes
GOLDENCHECK_LLM_BUDGETConfiguration value read at startup.Optional

Example prompts to try

  • Use GoldenCheck to Flags.
  • Use GoldenCheck to Speed.
  • Use GoldenCheck to TypeScript.

Frequently asked questions

It connects GoldenCheck to MCP-compatible AI assistants such as Claude and Cursor, exposing 3 tools (Flags, Speed, TypeScript) that the assistant can call on your behalf. Instead of copying data back and forth by hand, the assistant works with GoldenCheck directly.