Building a Remote MCP Server on Cloudflare (Without Auth)

Name: Building a Remote MCP Server on Cloudflare (Without Auth)
Author: saachi-sonata

@saachi-sonata

Repository

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

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

Basic information

Config

No standard config provided

This server doesn't expose a parseable MCP config block in its README. See the repository for install instructions.

Repository

Tools

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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 example deploys a remote Model Context Protocol (MCP) server that requires no authentication on Cloudflare Workers. It is for developers who want a simple, publicly accessible MCP endpoint to expose tools to AI clients.

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

Deploy by clicking the "Deploy to Workers" button or by running npm create cloudflare@latest -- my-mcp-server --template=cloudflare/ai/demos/remote-mcp-authless locally. To add custom tools, edit src/index.ts and define each tool inside the init() method using this.server.tool(...).

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

No authentication required on the MCP server.
Deployable with a single click or CLI command.
Runs on Cloudflare Workers global network.
Connects to Cloudflare AI Playground and local MCP clients.
Supports custom tool definitions via code.

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

Expose AI tools via SSE to the Cloudflare AI Playground.
Connect the remote MCP server to Claude Desktop using the mcp-remote proxy.
Rapidly prototype and test MCP tools without setting up authentication.
Host lightweight, serverless tool endpoints for MCP-compatible clients.

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

How do I deploy this MCP server?

Click the "Deploy to Workers" button or run npm create cloudflare@latest -- my-mcp-server --template=cloudflare/ai/demos/remote-mcp-authless in your terminal.

How do I add custom tools to the MCP server?

Edit src/index.ts and define each tool inside the init() method using this.server.tool(...).

How do I connect the MCP server to Cloudflare AI Playground?

Go to https://playground.ai.cloudflare.com/, enter your deployed MCP server URL (e.g., remote-mcp-server-authless.<your-account>.workers.dev/sse), and you can use the tools directly.

How do I connect Claude Desktop to this MCP server?

Use the mcp-remote proxy. Add a configuration entry in Claude Desktop’s Developer settings with the mcp-remote command and your server URL (e.g., http://localhost:8787/sse or the deployed URL).