Building a Remote MCP Server on Cloudflare (Without Auth)

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

A template for deploying a remote MCP server without authentication on Cloudflare Workers. It is for developers who want a quick, serverless MCP endpoint on Cloudflare's edge network.

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

Deploy with the "Deploy to Workers" button or run 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 from Cloudflare AI Playground or from local clients like Claude Desktop via the mcp-remote proxy.

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

• Deploy a remote MCP server without authentication.
• Runs on Cloudflare Workers for serverless hosting.
• Add custom MCP tools programmatically.
• Connect from Cloudflare AI Playground.
• Compatible with local MCP clients via proxy.

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

• Deploy a public MCP server for testing or prototyping.
• Provide MCP tools accessible from Cloudflare AI Playground.
• Integrate MCP tools into Claude Desktop through a remote server.
• Host a lightweight, non-authenticated MCP endpoint for internal demos.

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

Does this MCP server require authentication?

No, this example deploys a remote MCP server that does not require authentication.

How do I deploy the MCP server?

You can deploy using the "Deploy to Workers" button or by running the npm create cloudflare command with the provided template URL.

How do I add custom tools to the server?

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

How do I connect from Cloudflare AI Playground?

Go to the Cloudflare AI Playground, enter your deployed MCP server URL (ending in /sse), and use the tools directly.

How do I connect from Claude Desktop?

Use the mcp-remote proxy by adding a configuration entry in Claude Desktop's settings with the remote server URL.