Unicode Security MCP Server: Install & Setup

Install Unicode Security in Claude Code

Claude Code

claude mcp add unicode-security -- npx -y unicode-security-mcp

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

{
  "mcpServers": {
    "unicode-security": {
      "command": "npx",
      "args": [
        "-y",
        "unicode-security-mcp"
      ]
    }
  }
}

Frequently asked questions

What does the Unicode Security MCP server do?

Local first MCP checks for Unicode confusables, mixed scripts, invisible controls, and...

Is the Unicode Security 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 Unicode Security run locally or remotely?

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

How do I add Unicode Security to Claude Code?

Run: claude mcp add unicode-security -- npx -y unicode-security-mcp

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