Building a Remote MCP Server on Cloudflare (Without Auth)
@anniandnevi
About Building a Remote MCP Server on Cloudflare (Without Auth)
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Basic information
Config
No standard config provided
This server doesn't expose a parseable MCP config block in its README. See the repository for install instructions.
RepositoryTools
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Overview
What is Remote MCP Server on Cloudflare (Without Auth)?
A template for deploying a remote Model Context Protocol server on Cloudflare Workers without authentication, providing an SSE endpoint for MCP clients. It is intended for developers who want a quick, publicly accessible MCP server for prototyping or tools that don’t require auth.
How to use Remote MCP Server on Cloudflare (Without Auth)?
Deploy using the “Deploy to Workers” button or via 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 by calling this.server.tool(...). Connect clients by pointing them to the deployed SSE URL (e.g., remote-mcp-server-authless.<your-account>.workers.dev/sse).
Key features of Remote MCP Server on Cloudflare (Without Auth)
- Deployable with one click to Cloudflare Workers
- No authentication required for access
- Exposes tools via an SSE endpoint
- Ready-to-use template with customization hooks
- Supports connection from Cloudflare AI Playground and Claude Desktop
Use cases of Remote MCP Server on Cloudflare (Without Auth)
- Quickly prototyping an MCP server without setting up auth
- Exposing MCP tools to the Cloudflare AI Playground
- Connecting a remote MCP server to Claude Desktop via the
mcp-remoteproxy
FAQ from Remote MCP Server on Cloudflare (Without Auth)
What is the deployed URL format?
After deployment the URL is remote-mcp-server-authless.<your-account>.workers.dev/sse.
How do I add my own tools?
Define each tool inside the init() method of src/index.ts using this.server.tool(...).
How do I connect the server to Cloudflare AI Playground?
Go to https://playground.ai.cloudflare.com/, enter your deployed SSE URL, and the tools become available in the playground.
How do I connect the server to Claude Desktop?
Use the mcp-remote proxy (npx mcp-remote <sse-url>) in your Claude Desktop configuration, then restart Claude.
Does the server require authentication?
No – this server explicitly does not require authentication. It is designed for authless access.
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