Remote MCP Server on Cloudflare

What is Remote MCP Server on Cloudflare?

A remote MCP server that runs on Cloudflare Workers with OAuth login, enabling clients like Claude Desktop to call tools over HTTP.

How to use Remote MCP Server on Cloudflare?

Clone the repository, install dependencies, and run locally with npx nx dev remote-mcp-server. Connect using MCP Inspector (SSE transport) or Claude Desktop (configured with npx mcp-remote and the server’s URL). Deploy to Cloudflare using npx wrangler kv namespace create OAUTH_KV and npm run deploy.

Key features of Remote MCP Server on Cloudflare

• Runs on Cloudflare Workers
• OAuth login for authentication
• SSE transport for MCP clients
• Local development workflow
• MCP Inspector integration
• Deploy to Cloudflare with a single command

Use cases of Remote MCP Server on Cloudflare

• Run MCP tools on a remote server accessible from anywhere
• Connect Claude Desktop to a remote tool server
• Test and debug MCP tools locally with the inspector
• Prototype and deploy an MCP server behind OAuth

FAQ from Remote MCP Server on Cloudflare

How do I connect the MCP Inspector to my server?

Set the transport type to SSE and enter http://localhost:8787/sse (or your remote URL) as the server URL. A mock login screen appears; input any email and password.

How do I connect Claude Desktop to my server?

Edit your Claude Desktop configuration file to add an MCP server entry with command npx and args mcp-remote followed by your server’s SSE URL (e.g., http://localhost:8787/sse). Restart Claude.

How do I deploy the server to Cloudflare?

Run npx wrangler kv namespace create OAUTH_KV, add the namespace ID to wrangler.jsonc, then run npm run deploy.

How do I debug connection issues?

Restart Claude, or try connecting directly via npx mcp-remote <url>. If needed, clear ~/.mcp-auth with rm -rf ~/.mcp-auth.