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mcp/harbor
Grok

Errata for Grok

ai.formachines/errata

Sandbox-verified fixes where AI models write outdated code for PyPI and npm libraries

client:Grok transport:stdio runtime:npm

Install Errata in Grok

.mcp.json (in your project root)

Held in this page only — never stored, logged, or sent anywhere but back to your screen. 

{
  "mcpServers": {
    "errata": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "@formachines/errata-mcp"
      ],
      "env": {
        "ERRATA_BASE_URL": "<ERRATA_BASE_URL>",
        "ERRATA_TIMEOUT_MS": "<ERRATA_TIMEOUT_MS>",
        "ERRATA_NO_TELEMETRY": "<ERRATA_NO_TELEMETRY>"
      }
    }
  }
}

Grok Build reads Claude Code's .mcp.json and Claude Desktop's config unchanged, so a server you have already set up there needs nothing new. The Grok web app and X integration do not take custom servers. Grok docs

Errata in other clients

Errata MCP server