mcp-golang-http-server

What is mcp-golang-http-server?

A simple MCP server exposed via SSE (Server-Sent Events) with example tools, resources, and prompts. It is based on the example from the mark3labs/mcp-go GitHub repository. The server is built with Go and is intended for developers experimenting with or testing the Model Context Protocol.

How to use mcp-golang-http-server?

Build the binary with go build . and run it with ./mcp-golang-http-server --transport sse --baseurl http://localhost. For a public deployment, use --baseurl https://mcp.example.com and optionally add the --omitPort flag to exclude the port from the URL.

Key features of mcp-golang-http-server

• Exposes MCP via SSE transport
• Includes example tools, resources, and prompts
• Built using the mark3labs/mcp-go library
• Configurable base URL via the --baseurl flag
• Supports the --omitPort flag for cleaner URLs

Use cases of mcp-golang-http-server

• Testing MCP clients against a live SSE endpoint
• Demonstrating how to implement a Go-based MCP server
• Prototyping and experimenting with tools, resources, and prompts
• Serving as a reference implementation for MCP over HTTP

FAQ from mcp-golang-http-server

What runtime or dependencies are required?

The server requires Go to build and run. It depends on the mark3labs/mcp-go library internally.

What transport does this server use?

It uses SSE (Server-Sent Events) transport, specified via the --transport flag.

How do I configure the server’s base URL?

Use the --baseurl flag when running the server, for example --baseurl http://localhost or --baseurl https://mcp.example.com.

Is there a way to omit the port from the URL?

Yes, add the --omitPort flag to exclude the port from the server’s URL.

Where does the source code come from?

The server is a modified version of the everything example from the mark3labs/mcp-go repository.