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Building a Remote MCP Server on Cloudflare (Without Auth)

@blokpardi

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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)?

This example allows you to deploy a remote MCP server that does not require authentication on Cloudflare Workers. It provides a template for building custom tools and connecting to remote MCP clients.

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. Add tools inside the init() method of src/index.ts using this.server.tool(...). Connect clients by entering the deployed URL in Cloudflare AI Playground or via the mcp-remote proxy in Claude Desktop.

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

  • Deploy a remote MCP server without authentication.
  • Hosted on Cloudflare Workers.
  • Customizable tools via this.server.tool(...).
  • Connect to Cloudflare AI Playground as a remote client.
  • Connect to Claude Desktop using mcp-remote proxy.

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

  • Create a public remote MCP server for prototyping without auth.
  • Integrate custom AI tools accessible from Cloudflare AI Playground.
  • Enable Claude Desktop to use tools hosted on Cloudflare Workers.

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

How do I deploy this MCP server?

Use 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 customize the tools on the server?

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

How do I connect to 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 the tools directly.

How do I connect Claude Desktop to this remote server?

Use the mcp-remote proxy and configure Claude Desktop with the server URL in the MCP settings.

Does this server require authentication?

No, this example deploys a remote MCP server without authentication.

Frequently asked questions

How do I deploy this MCP server?

Use 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 customize the tools on the server?

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

How do I connect to 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 the tools directly.

How do I connect Claude Desktop to this remote server?

Use the `mcp-remote` proxy and configure Claude Desktop with the server URL in the MCP settings.

Does this server require authentication?

No, this example deploys a remote MCP server without authentication.

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Developer Tools

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Author

blokpardi

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