Remote MCP Server on Cloudflare

@cnndabbler

About Remote MCP Server on Cloudflare

No overview available yet

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

Config

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

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

Tools

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Overview

What is Remote MCP Server on Cloudflare?

Remote MCP Server on Cloudflare is a server that runs on Cloudflare Workers, providing a remote MCP (Model Context Protocol) endpoint with OAuth login. It is designed for developers who want to deploy and connect MCP-compatible clients (like Claude Desktop) to a remote server.

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 using npx wrangler kv namespace create OAUTH_KV and npm run deploy. Connect via MCP Inspector (SSE transport) or Claude Desktop using npx mcp-remote pointing to the server’s SSE URL.

Key features of Remote MCP Server on Cloudflare

OAuth login flow for authentication
Deployable to Cloudflare Workers
Local development with hot reload via npx nx dev
SSE (Server-Sent Events) transport
Integrates with MCP Inspector and Claude Desktop
Uses Cloudflare KV for OAuth token storage

Use cases of Remote MCP Server on Cloudflare

Deploy a remote MCP server with OAuth for external access
Connect Claude Desktop to a remote MCP server via proxy
Test MCP tools locally using the MCP Inspector
Provide a scalable MCP endpoint on Cloudflare’s edge network

FAQ from Remote MCP Server on Cloudflare

How do I connect Claude Desktop to my remote MCP server?

Update Claude’s MCP configuration to use npx mcp-remote with the server’s workers.dev SSE URL. Example: "args": ["mcp-remote", "https://worker-name.account-name.workers.dev/sse"].

What transport does the server use?

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

How do I deploy the server to Cloudflare?

First, create a KV namespace with npx wrangler kv namespace create OAUTH_KV and add its ID to wrangler.jsonc. Then run npm run deploy.

How can I debug connection issues?

Restart the client, or test the connection directly with npx mcp-remote http://localhost:8787/sse. Clearing ~/.mcp-auth may also help.

What are the dependencies for local development?

Node.js, npm, and a Cloudflare account (for deployment). The project uses Nx for development orchestration.

Frequently asked questions

How do I connect Claude Desktop to my remote MCP server?

Update Claude’s MCP configuration to use `npx mcp-remote` with the server’s `workers.dev` SSE URL. Example: `"args": ["mcp-remote", "https://worker-name.account-name.workers.dev/sse"]`.

What transport does the server use?

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

How do I deploy the server to Cloudflare?

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

How can I debug connection issues?

Restart the client, or test the connection directly with `npx mcp-remote http://localhost:8787/sse`. Clearing `~/.mcp-auth` may also help.

What are the dependencies for local development?

Node.js, npm, and a Cloudflare account (for deployment). The project uses Nx for development orchestration.

Comments

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