Connect DeepL to Microsoft Copilot

Prerequisites

• DeepL AI connectors have been enabled for your team. Contact your team admin to enable DeepL usage in AI assistants. For more information, see this article. 
• Organization policies apply. MCP connections in Copilot Studio go through Power Platform connectors. Therefore, your organization’s data loss prevention (DLP) policies may apply and may block the connection. Contact your Microsoft admin if you cannot use the connector.
• A Copilot Studio license is required when using a custom agent
• Generative orchestration is enabled on your custom agent (default)

Connect DeepL to Microsoft Copilot via the certified agent

Before users can connect to the DeepL AI connector, a Microsoft admin must first add it to the organization by following these steps. Then, users can select the DeepL MCP under Agents. If you cannot see the DeepL connector in the list or connect to it, contact your Microsoft administrator. 

1. Go to the DeepL AI connector in the Microsoft Marketplace
2. Click Get now
3. Configure which users or user groups will have access to the connector, then deploy it
4. Check if the DeepL AI connector appears under Available apps

The DeepL AI connector will then be available to the selected users in Copilot. 

Connect DeepL to Microsoft Copilot via a custom agent

To do so, a Microsoft Copilot Studio user must first create an agent that connects to the DeepL MCP server. Follow the instructions below to create the agent. Then, users can select the agent to connect. For more information, see this article. 

Create a blank agent

1. Open Copilot Studio
2. Click Create blank agent and enter a name for the agent, e.g. DeepL

Add DeepL as a tool

1. In the agent, go to Tools
2. Select Add a tool | New tool | Model Context Protocol
   The MCP onboarding wizard will start.
3. Enter the following information
• Server name: DeepL
• Server description: Translates and rephrases text between languages using DeepL. It supports glossaries, writing styles, and tones.
• Enter the server URL: https://mcp.deepl.com/v1/mcp
• Select the authentication method: Select OAuth 2.0, then Dynamic discovery as the type

Add the connection

1. Click Create. Copilot Studio generates a connector for DeepL and the Add tool dialog appears
2. Under Connection, click on Not connected
3. Select Create a new connection and click Create
4. Log in with your DeepL account in the window that opens and click Allow 
5. Once the connection shows as connected, select Add

Test the agent

1. Click on Test in your agent
2. Click on the three dots for more options 
3. Click Manage connections to verify that the DeepL connection is listed as Connected. If not, connect to the DeepL MCP server. 

4. Enter the following test prompt: 

   Can you translate this paragraph from English to French for me?

Publish the agent

To allow others to access the agent, share and publish it. For more information, see the Microsoft documentation. 

Connect DeepL to Microsoft Copilot as a user

If an admin has already added the DeepL AI connector, follow these steps to connect to DeepL: 

1. In Microsoft Copilot open a new chat and mention @DeepL MCP or 
2. Go to Agents, search for DeepL MCP and add or open the agent
3. Enter your first prompt
   The DeepL login page will open, allowing you to authenticate.