Echo MCP Server
A simple Model Context Protocol (MCP) server that echoes back whatever message it is sent. Perfect for testing MCP functionality
Features
- Simple echo functionality that returns any message sent to it
- Handles empty messages, special characters, emojis, and long messages
- Includes test suite
Available Tools
echo: Takes a message parameter and echoes it back exactly as received
Installation
git clone https://github.com/Garoth/echo-mcp.git
cd echo-mcp
npm install
Configuration
Add the echo server to your Cline MCP settings file inside VSCode's settings (ex. ~/.config/Code/User/globalStorage/saoudrizwan.claude-dev/settings/cline_mcp_settings.json):
{
"mcpServers": {
"echo-server": {
"command": "node",
"args": ["/path/to/echo-server/build/index.js"],
"disabled": false,
"autoApprove": [
"echo"
]
}
}
}
Usage Examples
Basic Echo
Input: "Hello, world!"
Output: "Hello, world!"
Special Characters
Input: "Special chars: !@#$%^&*()_+{}[]|\\:;\"'<>,.?/"
Output: "Special chars: !@#$%^&*()_+{}[]|\\:;\"'<>,.?/"
Emojis
Input: "Message with emojis: 😀 🚀 🌈 🎉"
Output: "Message with emojis: 😀 🚀 🌈 🎉"
Development
Running Tests
The tests verify the echo functionality works correctly with various types of input:
npm test
Building
npm run build
License
MIT
