Building a Remote MCP Server on Cloudflare (Without Auth)

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

This server allows you to deploy a remote MCP (Model Context Protocol) server on Cloudflare Workers without requiring authentication. It is intended for developers who want to expose MCP tools over the internet using Cloudflare’s edge network.

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

Deploy using the “Deploy to Workers” button or run npm create cloudflare@latest -- my-mcp-server --template=cloudflare/ai/demos/remote-mcp-authless in your terminal. After deployment, your server is available at a URL like remote-mcp-server-authless.<your-account>.workers.dev/sse. Customize tools by editing src/index.ts inside the init() method with this.server.tool(...).

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

• Deployable with one click via Cloudflare Workers button
• No authentication required on the server side
• Uses SSE (Server-Sent Events) as transport
• Customizable by adding your own tools in TypeScript
• Works with Cloudflare AI Playground as a remote MCP client
• Connects to Claude Desktop via the mcp-remote proxy

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

• Exposing MCP tools from Cloudflare Workers to any remote MCP client
• Testing MCP tools interactively in the Cloudflare AI Playground
• Integrating custom LLM tools with Claude Desktop without local server setup
• Rapid prototyping of MCP servers on a scalable edge platform