mcp server

LibreTranslate-MCP

MCP Server for LibreTranslate. Machine Translation for AI agents.

LibreTranslate/LibreTranslate-MCPcommunitylistedunreviewed

Use tool

Set up

Runs on your computer. Pick your agent and operating system.

Before you start

Node.js 20 or newer

~/Library/Application Support/Claude/claude_desktop_config.json

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

same format Cursor, GitHub Copilot CLI, Junie, JetBrains AI Assistant, Augment (Auggie CLI), Factory Droid, Kiro, Devin CLI +12

Values in angle brackets are placeholders. Restart Claude Desktop after editing its config.Claude Desktop docs

README

synced Oct 22, 2026

LibreTranslate-MCP

Build Status Version

A MCP server to connect AI agents with LibreTranslate to give them machine translation capabilities.

Usage

Add this to your client's configuration:

OpenCode

{
  "mcp": {
    "LibreTranslate": {
      "type": "local",
      "command": ["npx", "-y", "@libretranslate/mcp"],
      "environment": {
        "LIBRETRANSLATE_API_URL": "https://libretranslate.com",
        "LIBRETRANSLATE_API_KEY": "your-api-key"
      }
    }
  }
}

Claude

{
  "mcpServers": {
    "libretranslate": {
      "command": "npx",
      "args": ["-y", "@libretranslate/mcp"],
      "env": {
        "LIBRETRANSLATE_API_URL": "https://libretranslate.com",
        "LIBRETRANSLATE_API_KEY": "your-api-key"
      }
    }
  }
}

Configuration

Set the following environment variables:

Variable	Description
`LIBRETRANSLATE_API_URL`	URL of the LibreTranslate API (default: `https://libretranslate.com`)
`LIBRETRANSLATE_API_KEY`	API key for the LibreTranslate service (required for `libretranslate.com`)

Available Tools

`detect`

Detect the language of a given text.

`translate`

Translate text from one language to another.

`languages`

List all supported languages for translation.

License

AGPLv3