Deepl vs Libretranslate

In-depth architectural comparison of the Deepl and Libretranslate MCP servers. Compare execution transports, security boundaries, tool capabilities, quality scores, and ready-to-paste client installation snippets for Claude, Cursor, Windsurf, and VS Code.

Which MCP Server Should You Choose?

Choose Deepl when:

• You need dedicated capabilities in the Translation Services domain.
• You prefer local stdio subprocess transport architecture.
• Your security boundary fits: No auth required (Free / Open Source).

Explore Deepl Details

Choose Libretranslate when:

• You need dedicated capabilities in the Translation Services domain.
• You prefer local stdio subprocess transport architecture.
• Your security boundary fits: No auth required (Free / Open Source).

Explore Libretranslate Details

Feature & Specification Comparison

Specification	Deepl Translation Services	Libretranslate Translation Services
Summary	DeepL translation: translate, usage, source/target languages. Free 500k chars/mo.	LibreTranslate MCP — open-source machine translation (BYO endpoint)
Category & Scope	Translation Services	Translation Services
Quality signal

Tools & Capabilities Breakdown

Ready-to-Paste Client Configurations

Paste either (or both) of these JSON server blocks into your client config file (e.g. claude_desktop_config.json or ~/.cursor/mcp.json).

{
  "mcpServers": {
    "deepl": {
      "command": "npx",
      "args": [
        "-y",
        "@pipeworx/mcp-deepl"
      ]
    }
  }
}

{
  "mcpServers": {
    "libretranslate": {
      "command": "npx",
      "args": [
        "-y",
        "@pipeworx/mcp-libretranslate"
      ]
    }
  }
}

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