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Building a Remote MCP Server on Cloudflare (Without Auth)

@raayraay69

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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)?

An example that lets you deploy a remote MCP server without authentication on Cloudflare Workers. It is intended for developers who want to create and host MCP tools accessible from remote clients.

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 using this.server.tool(...). Connect to it from the Cloudflare AI Playground or from local clients like Claude Desktop.

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

  • Deploy to Cloudflare Workers with one click
  • No authentication required for the MCP server
  • Customizable tools defined in src/index.ts
  • Connects to Cloudflare AI Playground as a remote client
  • Works with local MCP clients via mcp-remote proxy

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

  • Hosting MCP tools without managing authentication
  • Quickly prototyping and sharing MCP tools via a public URL
  • Integrating MCP tools with Cloudflare AI Playground
  • Connecting remote MCP servers to Claude Desktop

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 to create it locally.

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 to the 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 use your tools directly.

How do I connect Claude Desktop to this server?

Install the mcp-remote proxy (npm install -g mcp-remote), then update your Claude Desktop configuration with a JSON object that uses npx mcp-remote pointing to your SSE endpoint.

Does this server require authentication?

No, this server is built without authentication as stated in the title and demonstrated in the deploy template.

Frequently asked questions

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` to create it locally.

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 to the 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 use your tools directly.

How do I connect Claude Desktop to this server?

Install the `mcp-remote` proxy (`npm install -g mcp-remote`), then update your Claude Desktop configuration with a JSON object that uses `npx mcp-remote` pointing to your SSE endpoint.

Does this server require authentication?

No, this server is built without authentication as stated in the title and demonstrated in the deploy template.

Comments

Basic information

Category

Developer Tools

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Author

raayraay69

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