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MCP Echo Server

@Hinaser

Repository

Basic information

Category

Other

Transports

stdio

Author

Hinaser

About MCP Echo Server

The minimal mcp server sample for learning

MCP Echo Server config

Add this server to your MCP-compatible client using the configuration below.

{
  "mcpServers": {
    "mcp-sample-hinaser": {
      "command": "uv",
      "args": [
        "pip",
        "install",
        "-e",
        "."
      ]
    }
  }
}

MCP Echo Server tools

Tool list not available yet

This listing does not currently have a tool list to display. This does not mean the server has no tools; check its documentation for supported capabilities.

We auto-extract tools from the README. The maintainer can list them under a ## Tools heading to populate this section.

Overview

What is MCP Echo Server?

A simple Model Context Protocol (MCP) server that echoes input back as-is. It is intended for testing, debugging, or demonstration of MCP tool calls.

How to use MCP Echo Server?

Install with pip install -e . or uv pip install -e ., then run directly with python src/echo_server.py. For Claude Desktop, add the server to the mcpServers configuration with the command python and the path to echo_server.py.

Key features of MCP Echo Server

  • Single tool: echo(message: str) -> str
  • Returns the input message unchanged
  • Installed via pip or uv
  • Runs standalone or inside Claude Desktop
  • Minimal and lightweight MCP server

Use cases of MCP Echo Server

  • Testing MCP client implementations
  • Demonstrating basic tool invocation
  • Debugging message passing in MCP

Frequently asked questions

1

What tools are available?

Only one tool: `echo(message: str) -> str`, which returns the input string unchanged.

2

How do I run the server?

Run `python src/echo_server.py` from the project root, or configure it in Claude Desktop’s `mcpServers` block.

3

What are the installation methods?

Install via `pip install -e .` or `uv pip install -e .`.

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