JetBrains MCP Proxy Server

@JetBrains

About JetBrains MCP Proxy Server

A model context protocol server to work with JetBrains IDEs: IntelliJ, PyCharm, WebStorm, etc. Also, works with Android Studio

#intellij #jetbrains #mcp #ide #pycharm #mcp-server

Config

Add this server to your MCP-compatible client using the configuration below.

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

Tools

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Overview

What is JetBrains MCP Proxy Server?

The JetBrains MCP Proxy Server proxies requests from an MCP client to a JetBrains IDE. It is deprecated; the core functionality is built into all IntelliJ-based IDEs since version 2025.2.

How to use JetBrains MCP Proxy Server?

Install the MCP Server plugin in the JetBrains IDE, then configure an MCP client (e.g., VS Code or Claude Desktop) to launch npx -y @jetbrains/mcp-proxy. Optionally set environment variables IDE_PORT, HOST, or LOG_ENABLED for custom connection settings.

Key features of JetBrains MCP Proxy Server

Proxies MCP requests from client to JetBrains IDE.
Supports configuration for IDE port and host.
Enables logging via LOG_ENABLED environment variable.
Works with VS Code, Claude Desktop, and external clients.
Deprecated; functionality built into IDEs since 2025.2.

Use cases of JetBrains MCP Proxy Server

Connect an MCP client like Claude Desktop to a JetBrains IDE for tool access.
Control IDE actions from VS Code using the MCP integration.
Connect from external applications or Docker containers (e.g., LibreChat) to the IDE.
Route MCP requests to a specific IDE when multiple instances are running.
Debug and test IDE features programmatically through MCP.

FAQ from JetBrains MCP Proxy Server

What does the JetBrains MCP Proxy Server do?

It proxies requests from an MCP client to a JetBrains IDE, enabling the client to access IDE tools and features.

What are the Node.js version requirements?

Node.js version 18 or later is required. Node 16 is not supported and will cause a Cannot find module 'node:path' error.

Is this server still maintained?

No, it is deprecated. The core functionality is now built into all IntelliJ-based IDEs since version 2025.2 and documented via official JetBrains help.

How do I connect external clients or Docker containers?

Enable "Can accept external connections" in the IDE debugger settings, then use the machine’s LAN IP and explicit port in the MCP configuration, e.g., IDE_PORT=YOUR_PORT HOST=YOUR_LAN_IP npx -y @jetbrains/mcp-proxy.

Where can I get support for issues?

For bugs or feature requests related to the built-in MCP functionality, use the JetBrains YouTrack project with subsystem {MCP (Model Context Protocol)}.

Frequently asked questions

What does the JetBrains MCP Proxy Server do?

It proxies requests from an MCP client to a JetBrains IDE, enabling the client to access IDE tools and features.

What are the Node.js version requirements?

Node.js version 18 or later is required. Node 16 is not supported and will cause a `Cannot find module 'node:path'` error.

Is this server still maintained?

No, it is deprecated. The core functionality is now built into all IntelliJ-based IDEs since version 2025.2 and documented via official JetBrains help.

How do I connect external clients or Docker containers?

Enable "Can accept external connections" in the IDE debugger settings, then use the machine’s LAN IP and explicit port in the MCP configuration, e.g., `IDE_PORT=YOUR_PORT HOST=YOUR_LAN_IP npx -y @jetbrains/mcp-proxy`.

Where can I get support for issues?

For bugs or feature requests related to the built-in MCP functionality, use the JetBrains YouTrack project with subsystem `{MCP (Model Context Protocol)}`.

Comments

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