Remote MCP Server on Cloudflare

@fjrdomingues

Repository

Basic information

About Remote MCP Server on Cloudflare

No overview available yet

#remote-mcp-server #cloudflare #mcp-inspector

Remote MCP Server on Cloudflare config

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

{
  "mcpServers": {
    "remote-mcp-server-fjrdomingues": {
      "command": "npx",
      "args": [
        "nx",
        "dev",
        "remote-mcp-server"
      ]
    }
  }
}

Remote MCP Server on Cloudflare tools

Tool list not available yet

This listing does not currently have a tool list to display. This does not mean the server has no tools; check its documentation for supported capabilities.

Fetch the live tool list by running this server in a temporary sandbox using the button above.

Overview

What is Remote MCP Server on Cloudflare?

A guide to get a remote MCP server running on Cloudflare Workers with OAuth login, enabling secure tool execution over HTTP. It is intended for developers who want to deploy and test MCP servers on Cloudflare’s edge.

How to use Remote MCP Server on Cloudflare?

Clone the repository, install dependencies with npm install, and run locally with npx nx dev remote-mcp-server. For deployment, create a KV namespace via npx wrangler kv namespace create OAUTH_KV, add its ID to wrangler.jsonc, then run npm run deploy. Connect clients such as the MCP Inspector (via SSE at /sse) or Claude Desktop (using a proxy with npx mcp-remote and the server’s URL).

Key features of Remote MCP Server on Cloudflare

Local development with hot reload (npx nx dev)
OAuth login for secure access
SSE (Server-Sent Events) transport
Deploy to Cloudflare Workers edge
Connect via MCP Inspector or Claude Desktop
Uses Cloudflare KV for OAuth state

Use cases of Remote MCP Server on Cloudflare

Run a remote math tool accessible from Claude Desktop
Test an MCP server locally with the MCP Inspector
Deploy a production MCP server on Cloudflare Workers
Integrate a custom tool with Claude via a remote proxy

Frequently asked questions

What transport protocol does the server use?

The server uses SSE (Server-Sent Events) transport, accessed at the `/sse` endpoint.

How do I run the server locally?

Clone the repo, run `npm install`, then `npx nx dev remote-mcp-server`. Open `http://localhost:8787/` in a browser.

How do I deploy the server to Cloudflare?

Create a KV namespace with `npx wrangler kv namespace create OAUTH_KV`, add its ID to `wrangler.jsonc`, then run `npm run deploy`.

How do I connect Claude Desktop to the server?

In Claude Desktop’s config, add a server entry using `npx mcp-remote` as the command with the server’s `/sse` URL (e.g., `https://worker-name.account-name.workers.dev/sse`).

What should I do if something goes wrong?

Restart Claude, or try connecting directly with `npx mcp-remote <URL>`. In rare cases, clear the files in `~/.mcp-auth` using `rm -rf ~/.mcp-auth`.

Comments

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