Errata MCP Server: Install & Setup

Install Errata in Claude Code

Claude Code

claude mcp add --transport http errata https://apidefects.com/mcp

mcp.json (Claude Desktop, Cursor, VS Code, Windsurf)

{
  "mcpServers": {
    "errata": {
      "url": "https://apidefects.com/mcp"
    }
  }
}

Frequently asked questions

What does the Errata MCP server do?

What is known to be broken in an MCP server or API operation, with the check that found it.

Is the Errata MCP server free?

The server is free, but you will likely need an account. The server itself is free, but it connects to a service that needs an account or API key, which may have paid tiers. Check the provider for current pricing.

Does Errata run locally or remotely?

Remote. Hosted by the provider. You connect with a URL, nothing to install.

How do I add Errata to Claude Code?

Run: claude mcp add --transport http errata https://apidefects.com/mcp

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