MCP Server

Errata MCP Server

com.apidefects/errata

What is the Errata MCP server?

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

Copy-paste configuration for popular MCP clients.

transport: http

Config generated by PluginBench — verify against the source before use.

~/.cursor/mcp.json

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

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TypeScript

MIT

Screenshot any URL/HTML as PNG/JPEG/WebP, or read it as clean Markdown/text for LLMs.

Validates PESEL/NIP/REGON/IBAN/Luhn/ISBN/EAN/BIC/VAT; RPN, dates, hash, tokens, random, encode, time

Validates Luhn, IBAN, ISBN, EAN/UPC, SWIFT/BIC, and EU VAT checksums and formats.

Returns the actual current date/time in a given format and IANA timezone.