Building a Remote MCP Server on Cloudflare (Without Auth)

@vishwajithmr

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

No overview available yet

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)?

It is a template for deploying a remote MCP (Model Context Protocol) server on Cloudflare Workers that does not require authentication. It is intended for developers who want a quick, serverless MCP endpoint accessible over SSE.

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

Deploy by clicking the "Deploy to Workers" button or running npm create cloudflare@latest -- my-mcp-server --template=cloudflare/ai/demos/remote-mcp-authless. Customize tools by editing the init() method in src/index.ts. Connect from Cloudflare AI Playground by entering the server’s SSE URL, or from local clients like Claude Desktop using the mcp-remote proxy.

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

Deploy a remote MCP server without authentication.
Fully customizable tools via this.server.tool(...).
Connect directly from Cloudflare AI Playground.
Use with local MCP clients via the mcp-remote proxy.
Works with Claude Desktop through a simple configuration.

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

Quickly deploy a proof-of-concept MCP server on Cloudflare’s global network.
Expose MCP tools for remote AI agents without managing authentication.
Integrate custom MCP tools with Cloudflare AI Playground.
Connect a remote MCP server to local desktop clients like Claude.

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

How do I deploy the server?

Use the “Deploy to Workers” button or run the npm create cloudflare command with the provided template.

How do I customize tools?

Define each tool inside the init() method of src/index.ts using this.server.tool(...).

How do I connect from Cloudflare AI Playground?

Go to https://playground.ai.cloudflare.com/, enter your server’s SSE URL, and start using the tools.

How do I connect Claude Desktop?

Install mcp-remote via npx, then add a configuration entry in Claude Desktop pointing to your server’s SSE URL.

Does this server require authentication?

No. It is designed to be deployed without authentication.

Frequently asked questions

How do I deploy the server?

Use the “Deploy to Workers” button or run the `npm create cloudflare` command with the provided template.

How do I customize tools?

Define each tool inside the `init()` method of `src/index.ts` using `this.server.tool(...)`.

How do I connect from Cloudflare AI Playground?

Go to https://playground.ai.cloudflare.com/, enter your server’s SSE URL, and start using the tools.

How do I connect Claude Desktop?

Install `mcp-remote` via npx, then add a configuration entry in Claude Desktop pointing to your server’s SSE URL.

Does this server require authentication?

No. It is designed to be deployed without authentication.

Comments

Basic information

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