Remote MCP Server on Cloudflare

@abelpenton

About Remote MCP Server on Cloudflare

No overview available yet

Config

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

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

Tools

No tools detected

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 deployment template and guide for running a remote MCP (Model Context Protocol) server on Cloudflare Workers with OAuth login support, intended for developers who want to host MCP tools accessible over the internet.

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. Deploy to Cloudflare by creating a KV namespace (npx wrangler kv namespace create OAUTH_KV), updating wrangler.jsonc, and running npm run deploy. Connect clients (MCP Inspector, Claude Desktop) via the SSE endpoint (e.g., http://localhost:8787/sse or the deployed workers.dev URL).

Key features of Remote MCP Server on Cloudflare

Runs on Cloudflare Workers for global edge deployment.
Built-in OAuth login flow for authentication.
Supports SSE transport for MCP communication.
Works with MCP Inspector for local development and testing.
Connects to Claude Desktop via mcp-remote proxy.

Use cases of Remote MCP Server on Cloudflare

Hosting MCP tools accessible from any remote MCP client.
Developing and testing custom MCP tools locally before deployment.
Providing AI assistants like Claude with remote tool execution capabilities.
Securing access to MCP tools with OAuth authentication.

FAQ from Remote MCP Server on Cloudflare

How do I run the server locally?

Clone the repository, run npm install, then execute npx nx dev remote-mcp-server. The server will be available at http://localhost:8787/.

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, and run npm run deploy.

How do I connect the MCP Inspector to the server?

Start the inspector with npx @modelcontextprotocol/inspector, set Transport Type to "SSE", and enter the server’s SSE URL (e.g., http://localhost:8787/sse for local).

How do I connect Claude Desktop?

Edit the Claude Desktop configuration file (mcpServers section) to add an entry with "command": "npx" and "args": ["mcp-remote", "<server-url>/sse"]. Restart Claude Desktop.

How do I debug connection issues?

Use npx mcp-remote <server-url>/sse on the command line to test connectivity. If needed, clear cached OAuth files with rm -rf ~/.mcp-auth.

Frequently asked questions

How do I run the server locally?

Clone the repository, run `npm install`, then execute `npx nx dev remote-mcp-server`. The server will be available at `http://localhost:8787/`.

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`, and run `npm run deploy`.

How do I connect the MCP Inspector to the server?

Start the inspector with `npx @modelcontextprotocol/inspector`, set Transport Type to "SSE", and enter the server’s SSE URL (e.g., `http://localhost:8787/sse` for local).

How do I connect Claude Desktop?

Edit the Claude Desktop configuration file (`mcpServers` section) to add an entry with `"command": "npx"` and `"args": ["mcp-remote", "<server-url>/sse"]`. Restart Claude Desktop.

How do I debug connection issues?

Use `npx mcp-remote <server-url>/sse` on the command line to test connectivity. If needed, clear cached OAuth files with `rm -rf ~/.mcp-auth`.

Comments

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