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Building a Remote MCP Server on Cloudflare (Without Auth)

@aledrosera

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

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

Config

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Overview

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

Deploys a remote MCP (Model Context Protocol) server on Cloudflare Workers with no authentication required. It is for developers who want to expose MCP tools over SSE without managing auth infrastructure.

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

Deploy via the "Deploy to Workers" button or by running npm create cloudflare@latest -- my-mcp-server --template=cloudflare/ai/demos/remote-mcp-authless. Customize tools inside src/index.ts using this.server.tool(...). Connect clients (e.g., Cloudflare AI Playground or Claude Desktop) by pointing them to the deployed SSE endpoint.

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

  • Deploy MCP server on Cloudflare Workers.
  • No authentication required.
  • Customizable tools via this.server.tool().
  • SSE transport for remote communication.
  • One-click deploy from GitHub template.

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

  • Provide MCP tools to Cloudflare AI Playground.
  • Connect remote MCP server to Claude Desktop via mcp-remote proxy.
  • Quickly prototype MCP tools without auth overhead.
  • Expose server-side tools to any SSE‑compatible MCP client.

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

What does this server do?

It deploys a remote MCP server on Cloudflare Workers that can expose custom tools over SSE without requiring authentication.

How do I add my own tools?

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

How do I connect this server to Claude Desktop?

Use the mcp-remote npm package as the command in your Claude Desktop MCP configuration, pointing to the server’s SSE URL.

What deployment methods are available?

You can use the “Deploy to Workers” button or the npm create cloudflare command with the remote MCP template.

Does this server include authentication?

No. The server intentionally omits authentication; it is designed for scenarios where auth is not required.

Frequently asked questions

What does this server do?

It deploys a remote MCP server on Cloudflare Workers that can expose custom tools over SSE without requiring authentication.

How do I add my own tools?

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

How do I connect this server to Claude Desktop?

Use the `mcp-remote` npm package as the command in your Claude Desktop MCP configuration, pointing to the server’s SSE URL.

What deployment methods are available?

You can use the “Deploy to Workers” button or the `npm create cloudflare` command with the remote MCP template.

Does this server include authentication?

No. The server intentionally omits authentication; it is designed for scenarios where auth is not required.

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Basic information

Category

Developer Tools

Transports

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Author

aledrosera

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