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Building a Remote MCP Server on Cloudflare (Without Auth)

@Aman-Amith-Shastry

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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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Repository

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Overview

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

This project lets you deploy a remote MCP (Model Context Protocol) server on Cloudflare Workers without requiring authentication. It is for developers who want a publicly accessible MCP server that can be used from remote MCP clients like Cloudflare AI Playground or Claude Desktop.

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

Deploy by clicking the "Deploy to Workers" button or using npm create cloudflare@latest -- my-mcp-server --template=cloudflare/ai/demos/remote-mcp-authless. After deployment, connect clients (e.g., Cloudflare AI Playground, Claude Desktop via mcp-remote proxy) using the SSE endpoint URL.

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

  • Deployable with one-click or CLI scaffolding
  • No authentication required for access
  • Customizable with your own tools via this.server.tool()
  • Works with Cloudflare AI Playground as a remote client
  • Connectable from local MCP clients (e.g., Claude Desktop) using mcp-remote

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

  • Expose MCP tools publicly without user login
  • Test MCP tools from Cloudflare's AI Playground
  • Use remote MCP tools inside Claude Desktop via a proxy
  • Quickly scaffold and deploy a custom MCP server on Cloudflare

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

How do I deploy this MCP server?

Click the "Deploy to Workers" button in the README or run npm create cloudflare@latest -- my-mcp-server --template=cloudflare/ai/demos/remote-mcp-authless in your terminal.

How do I add custom 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 deployed MCP server SSE URL, and use the tools directly.

How do I connect from Claude Desktop?

Use the mcp-remote npm proxy. Add configuration to your Claude Desktop settings pointing npx mcp-remote at your deployed SSE URL.

Does this server require authentication?

No, this MCP server is designed to work without authentication.

Frequently asked questions

How do I deploy this MCP server?

Click the "Deploy to Workers" button in the README or run `npm create cloudflare@latest -- my-mcp-server --template=cloudflare/ai/demos/remote-mcp-authless` in your terminal.

How do I add custom 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 deployed MCP server SSE URL, and use the tools directly.

How do I connect from Claude Desktop?

Use the `mcp-remote` npm proxy. Add configuration to your Claude Desktop settings pointing `npx mcp-remote` at your deployed SSE URL.

Does this server require authentication?

No, this MCP server is designed to work without authentication.

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Basic information

Category

Developer Tools

Transports

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Author

Aman-Amith-Shastry

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