How to Use the DeepL MCP in Claude

Get real-time DeepL translations and manage your glossaries directly inside Claude Desktop.

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Connect DeepL MCP to Claude Desktop

Create your Vinkius account to connect DeepL to Claude Desktop and route execution through our secure gateway. The platform manages server hosting, runtime updates, and security layers. Configuration requires no manual server provisioning.

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Setup DeepL with Claude Desktop

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Dynamic tone switching in Claude Desktop

This MCP Server uses `translate_text_formal` and `translate_text_informal` to translate your workspace files directly inside Claude Desktop. If you are drafting a German business proposal, Claude Desktop handles the formal pronouns without you needing to explain the grammar rules. Your agent reads your local draft, detects the language, and outputs the exact DeepL translation you need inside your active Claude Desktop window.

Manage DeepL MCP Server glossaries in Claude Desktop

This integration calls `get_account_glossaries` to pull your saved terminology lists directly into Claude Desktop. By checking these lists, your desktop agent avoids mistranslating proprietary product names or industry-specific jargon. When you need to check specific term pairings, the agent calls `get_glossary_dictionary` to verify how specific words map without you leaving the chat.

Parse and translate raw HTML markup

This tool runs `translate_html_markup` to translate your web copy while keeping your DOM structure intact inside Claude Desktop. You can quickly verify available locales using `get_source_languages` and `get_target_languages`. The desktop app returns clean, translated code blocks that you can paste straight into your local dev server.

Setup guide

Set up DeepL MCP in Claude Web or Desktop

1

Open Claude Settings

Go to claude.ai, click your profile icon, then navigate to Customize → Connectors.
2

Add Custom Connector

Click the "+" button and select Add custom connector. Paste your Vinkius endpoint URL: https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp Replace [YOUR_TOKEN_HERE] with your token from cloud.vinkius.com. For OAuth-protected servers, expand Advanced settings to add credentials.
3

Start a conversation

Open a new chat. The DeepL MCP tools are available immediately — no restart needed.

Endpoint URL

https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp

No configuration file needed — paste the URL directly in the Claude web interface.

Available on Free (1 connector), Pro, Max, Team, and Enterprise plans.

Prerequisites

Claude Desktop installed (macOS or Windows)
Active Vinkius subscription with a valid endpoint token

1

Open Claude Desktop Settings

Click the menu icon at the top-left corner, go to Settings → Developer → Edit Config. This opens claude_desktop_config.json in your default text editor.
2

Paste the DeepL MCP configuration

Copy the JSON snippet on the right into the mcpServers object. Replace [YOUR_TOKEN_HERE] with your endpoint token from cloud.vinkius.com.
3

Restart Claude Desktop

Close and reopen the application. Claude needs a full restart to load new MCPs — refreshing a conversation is not enough.
4

Verify the connection

Open a new conversation. Click the 🔌 icon at the bottom of the message input. You should see tools listed under deepl-mcp.

json

{
  "mcpServers": {
    "deepl-mcp": {
      "url": "https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp"
    }
  }
}

Get your connection token →

Independent Platform Disclaimer: Vinkius is an independent platform and is not affiliated with, endorsed by, sponsored by, verified by, or otherwise authorized by DeepL. All third-party trademarks, logos, and brand names are the property of their respective owners. Their use on this website is strictly for informational purposes to identify service compatibility and interoperability.

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Common questions about DeepL MCP in Claude Desktop

You don't need to manually configure them inside the app. Once the MCP Server is active, Claude Desktop calls `get_account_glossaries` to fetch your pre-existing DeepL dictionary rules and applies them automatically to your translations.

Yes, your agent can monitor your limits. The desktop app calls `get_api_usage` to show you exactly how many characters you have left in your billing cycle before you run any massive translation jobs.

Absolutely. When you ask Claude Desktop to translate text, it queries `get_target_languages` to find specific regional dialects like Brazilian Portuguese or Canadian French, ensuring your output matches local standards.

Just ask your agent to draft a formal response. Claude Desktop will execute `translate_text_formal` to ensure your message uses the proper professional pronouns and verbs for target markets like Japan or Germany.

Your raw text payloads and glossary term mappings only travel between your local Claude Desktop app and the secure DeepL API. Vinkius hosts the server in an ephemeral, zero-trust sandbox, meaning your translation data is never stored or logged on our infrastructure.

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