Building a Remote MCP Server on Cloudflare (Without Auth)
@sebhug-dev
About Building a Remote MCP Server on Cloudflare (Without Auth)
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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 is intended for developers who want a quick, no-auth MCP endpoint hosted on Cloudflare’s edge network.
How to use Building a Remote MCP Server on Cloudflare (Without Auth)?
Deploy directly via Cloudflare’s "Deploy to Workers" button or use the 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 using this.server.tool(...). Connect to Cloudflare AI Playground by entering your deployed server URL, or connect Claude Desktop by using the mcp-remote proxy in its configuration.
Key features of Building a Remote MCP Server on Cloudflare (Without Auth)
- Deploys on Cloudflare Workers.
- No authentication required.
- Allows custom MCP tools via
this.server.tool(...). - Connects to Cloudflare AI Playground.
- Works with Claude Desktop via mcp-remote proxy.
Use cases of Building a Remote MCP Server on Cloudflare (Without Auth)
- Deploy a public MCP server quickly for testing demos.
- Expose MCP tools to AI Playground or Claude Desktop without setting up auth.
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 add custom tools?
Add 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 start using the tools.
How do I connect Claude Desktop to this server?
Use the mcp-remote proxy and update Claude Desktop’s configuration with your server URL.
Does this server require authentication?
No, this server is designed to work 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 add custom tools?
Add 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 start using the tools.
How do I connect Claude Desktop to this server?
Use the `mcp-remote` proxy and update Claude Desktop’s configuration with your server URL.
Does this server require authentication?
No, this server is designed to work without authentication.
Basic information
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