Building a Remote MCP Server on Cloudflare (Without Auth)

@joeyqleq

Repository

Basic information

About Building a Remote MCP Server on Cloudflare

No overview available yet

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

Building a Remote MCP Server on Cloudflare 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

Building a Remote MCP Server on Cloudflare tools

Tool list not available yet

This listing does not currently have a tool list to display. This does not mean the server has no tools; check its documentation for supported capabilities.

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 MCP server that requires no authentication on Cloudflare Workers, allowing users to expose custom tools over SSE.

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. Then customize tools inside src/index.ts using this.server.tool(...). Connect clients like Cloudflare AI Playground or Claude Desktop (via the mcp-remote proxy) using the deployed SSE URL.

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

No authentication required for the remote MCP server.
One-click deployment to Cloudflare Workers.
Custom tools can be added by editing src/index.ts.
Connects to Cloudflare AI Playground as a remote MCP client.
Works with local MCP clients via the mcp-remote proxy.

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

Expose custom MCP tools publicly without managing authentication.
Prototype and test MCP tools quickly using Cloudflare Workers.
Connect remote tools to Cloudflare AI Playground for interactive use.
Integrate custom tools with Claude Desktop using a proxy.

Frequently asked questions

What URL does the server get deployed to?

The server is deployed to a URL like `remote-mcp-server-authless.<your-account>.workers.dev/sse`.

How do I add custom tools to the MCP server?

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

How can I connect to this server from Cloudflare AI Playground?

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

How do I connect this server to Claude Desktop?

Use the `mcp-remote` proxy: add a configuration entry in Claude Desktop’s MCP settings with `command: "npx"` and args including `"mcp-remote"` followed by the SSE URL.

Does this MCP server require authentication?

No, the deployment is explicitly built without authentication.

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