Building a Remote MCP Server on Cloudflare (Without Auth)

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

@elizabethsiegle

リポジトリ

Building a Remote MCP Server on Cloudflare (Without Auth) について

概要はまだありません

#mcp-server #cloudflare #remote-server

基本情報

カテゴリ

開発者ツール

トランスポート

stdio

公開者

elizabethsiegle

設定

以下の設定を使って、このサーバーを MCP 対応クライアントに追加してください。

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

ツール

ツールは検出されませんでした

ツールは README から自動的に抽出されます。メンテナーは ## Tools という見出しの下に記載することで、このタブに反映できます。

概要

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

This server allows you to deploy a remote MCP server that does not require authentication on Cloudflare Workers. It is intended for developers who want to expose MCP tools over SSE without adding authentication.

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

Deploy using the Cloudflare Deploy to Workers button or run npm create cloudflare@latest -- my-mcp-server --template=cloudflare/ai/demos/remote-mcp-authless from the command line. After deployment, the 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 using this.server.tool(...).

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

Deploys a remote MCP server with no authentication required.
Hosted on Cloudflare Workers for global edge performance.
Supports SSE (Server-Sent Events) transport.
Easily customizable by adding your own tools in src/index.ts.
Connects to Cloudflare AI Playground as a remote MCP client.
Works with Claude Desktop via the mcp-remote proxy.

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

Exposing MCP tools to Cloudflare AI Playground for testing and demos.
Connecting MCP tools to local desktop clients like Claude Desktop without local server setup.
Rapid prototyping of MCP toolchains without managing authentication infrastructure.

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

Does this server require any authentication?

No, the server is specifically designed to not require authentication. It is “authless.”

How do I deploy this MCP server?

You can deploy it instantly using the “Deploy to Workers” button in the README, or by running npm create cloudflare@latest -- my-mcp-server --template=cloudflare/ai/demos/remote-mcp-authless locally.

How can I add custom tools to the server?

Define each tool inside the init() method of src/index.ts using this.server.tool(...). Use the Cloudflare Tools documentation for guidance.

How do I connect the server to a remote MCP client like 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 the tools become available.