Building a Remote MCP Server on Cloudflare (Without Auth)

Name: Building a Remote MCP Server on Cloudflare (Without Auth)
Author: Koploseus

@Koploseus

Repository

About Building a Remote MCP Server on Cloudflare (Without Auth)

No overview available yet

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

Basic information

Config

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

{
  "mcpServers": {
    "calculator": {
      "command": "npx",
      "args": [
        "mcp-remote",
        "http://localhost:8787/sse"
      ]
    }
  }
}

Tools

No tools detected

We auto-extract tools from the README. The maintainer can list them under a ## Tools heading to populate this section.

Overview

What is Building a Remote MCP Server on Cloudflare (Without Auth)?

This server deploys a remote MCP (Model Context Protocol) server on Cloudflare Workers that requires no authentication. It is intended for developers who want to experiment with remote MCP tools and connect them to clients like Cloudflare AI Playground or Claude Desktop.

How to use Building a Remote MCP Server on Cloudflare (Without Auth)?

Deploy via the “Deploy to Workers” button or run npm create cloudflare@latest -- my-mcp-server --template=cloudflare/ai/demos/remote-mcp-authless. Customize tools inside the init() method of src/index.ts. Connect the deployed URL (e.g., https://remote-mcp-server-authless.<your-account>.workers.dev/sse) to Cloudflare AI Playground or use the mcp-remote proxy to connect from Claude Desktop.

Key features of Building a Remote MCP Server on Cloudflare (Without Auth)

Deployed on Cloudflare Workers with no authentication required.
Remote SSE transport for MCP communication.
Easily customizable with your own tools via this.server.tool(...).
Works with Cloudflare AI Playground as a remote MCP client.
Connectable to local MCP clients via the mcp-remote proxy.

Use cases of Building a Remote MCP Server on Cloudflare (Without Auth)

Prototype remote MCP tools without setting up authentication.
Test MCP tool integrations from Cloudflare AI Playground.
Connect remote MCP servers to Claude Desktop for local workflow.
Learn how to deploy and customize a stateless MCP server on the edge.

FAQ from Building a Remote MCP Server on Cloudflare (Without Auth)

Does this server require authentication?

No. This MCP server is deliberately built without authentication for ease of testing and prototyping.

How do I deploy this server?

Use the “Deploy to Workers” button in the README or run npm create cloudflare@latest -- my-mcp-server --template=cloudflare/ai/demos/remote-mcp-authless to create a local project and deploy.