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Building a Remote MCP Server on Cloudflare (Without Auth)

@Germiquere

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

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Overview

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

This example allows you to deploy a remote MCP server on Cloudflare Workers without authentication, exposing tools over SSE. It is intended for developers who want a quick, unauthenticated remote MCP endpoint.

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

Deploy using the “Deploy to Workers” button or the CLI command npm create cloudflare@latest -- my-mcp-server --template=cloudflare/ai/demos/remote-mcp-authless. Customize tools inside the init() method of src/index.ts. Connect from the Cloudflare AI Playground (enter your deployed SSE URL) or from Claude Desktop via the mcp-remote proxy.

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

  • Deploy a remote MCP server on Cloudflare Workers
  • No authentication required
  • Add custom tools via this.server.tool(...)
  • Connect directly from Cloudflare AI Playground
  • Connect from Claude Desktop using mcp-remote proxy

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

  • Expose MCP tools without user authentication
  • Integrate with Cloudflare AI Playground as a remote MCP client
  • Connect remote MCP tools to Claude Desktop for local use
  • Rapid prototyping and testing of MCP servers on Workers

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

How do I deploy the server?

Click the “Deploy to Workers” button 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 Claude Desktop?

Use the mcp-remote proxy (npx mcp-remote) and update your Claude Desktop config with the command and your deployed SSE URL.

Does the server require authentication?

No, this server is designed to run without authentication.

Frequently asked questions

How do I deploy the server?

Click the “Deploy to Workers” button 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 Claude Desktop?

Use the mcp-remote proxy (`npx mcp-remote`) and update your Claude Desktop config with the command and your deployed SSE URL.

Does the server require authentication?

No, this server is designed to run without authentication.

Comments

Basic information

Category

Developer Tools

Transports

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Author

Germiquere

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