LocalFree

Wiktionary MCP server

mrfentmen/wiktionary-mcp

Look up word definitions and etymology from Wiktionary. No key required.

Source code

Install Wiktionary in Claude Code

Claude Code
claude mcp add wiktionary -- npx -y wiktionary-mcp
mcp.json (Claude Desktop, Cursor, VS Code, Windsurf)
{
  "mcpServers": {
    "wiktionary": {
      "command": "npx",
      "args": [
        "-y",
        "wiktionary-mcp"
      ]
    }
  }
}

Frequently asked questions

What does the Wiktionary MCP server do?

Look up word definitions and etymology from Wiktionary. No key required.

Is the Wiktionary MCP server free?

Yes, most likely. Open source and no paid account or API key is mentioned in the listing. Check the provider for current pricing.

Does Wiktionary run locally or remotely?

Local. Runs on your machine (stdio). You install it with npx, uvx, Docker or from source.

How do I add Wiktionary to Claude Code?

Run: claude mcp add wiktionary -- npx -y wiktionary-mcp

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