MCP Server — stephenlacy/mcp-proxy

Fast rust MCP proxy between stdio and SSE

Local serverstdioPython

What is the MCP Server?

Fast rust MCP proxy between stdio and SSE

What you get

Connect to a remote MCP server and expose it as a local stdio server. Supports both SSE and Streamable HTTP transports with automatic detection.

  • Multiple transports — SSE and Streamable HTTP
  • OAuth authentication — Full OAuth flow with automatic token refresh
  • Bidirectional proxy — Connect remote servers to local clients or expose local servers remotely
  • Fast and lightweight — Built in rust for performance

More MCP options

Compare MCP servers by category, or browse hosted MCP servers if you prefer an endpoint over a local process.

Maintainer setup documentation.

How to install the MCP Server

{
  "mcpServers": {
    "my-remote-server": {
      "command": "mcp-proxy",
      "args": [
        "http://example.com/mcp/instances_abc123"
      ]
    }
  }
}

From the project documentation. Replace placeholders and example paths before connecting.

Example prompts to try

  • “Use MCP to Installing.”
  • “Use MCP to Building.”
  • “Use MCP to Running.”

Frequently asked questions

SSE (Server-Sent Events) and Streamable HTTP.