Sun MCP Server

🌞 An MCP server designed for Agent session summarization. Automatically summarizes current sessions and saves them as .mdc files when you input the -sun command.

English | 中文

✨ Features

• 🌞 Simple Command: Just type -sun to trigger session summarization
• 🌍 Multilingual Support: -sun generates Chinese summaries, -sun en generates English summaries
• 📝 Smart Summarization: Automatically analyzes session content and extracts core insights and key points
• 📁 Auto Save: Saves files in datetime_functionality.mdc format to .sun folder
• 🎯 Status Tracking: Automatically determines task completion status (completed/partial/failed/ongoing)
• 📊 Structured Output: Includes core essence, key points, outcomes, and next steps
• 🔍 History Review: Supports listing and viewing historical summaries

🚀 Quick Start

Method 1: npm Installation (Recommended)

Use Easy MCP Installation in Claude Desktop:

• Name: Sun MCP
• Command: npx -y sun-mcp@latest

Method 2: Manual Configuration

Add to Claude Desktop configuration file:

{
  "mcpServers": {
    "sun-mcp": {
      "command": "npx",
      "args": ["-y", "sun-mcp@latest"]
    }
  }
}

Restart Claude Desktop after configuration.

📖 Usage

Basic Usage

Simply type in Claude Desktop:

-sun                           # Generate Chinese summary
-sun en                        # Generate English summary
-sun We discussed API development  # English summary with context

Generated Files

Summary files are automatically saved to the .sun folder in your project root:

.sun/
├── 20241208_143022_MCP_Server_Development.mdc
├── 20241208_150315_API_Development.mdc
└── 20241208_162045_Bug_Fixing.mdc

📄 Summary File Format

Each .mdc file contains structured session summaries:

# Functionality Session Summary

## Session Overview
**Timestamp**: 2024-12-08T14:30:22.000Z
**Completion Status**: completed
**Message Count**: 15
**Main Functionality**: MCP Server Development

## Core Essence
User requested to create an MCP server, assistant implemented complete session summarization functionality...

## Key Points
- Created MCP server architecture
- Implemented intelligent session analysis
- Added file saving functionality

## Outcomes
- Successfully created a fully functional MCP server
- Implemented automated session summarization

## Next Steps
- Conduct functionality testing
- Optimize summarization algorithm

🛠️ Local Development

# Clone the project
git clone https://github.com/ChenYCL/sun-mcp.git
cd sun-mcp

# Install dependencies
npm install

# Build project
npm run build

# Local testing
node dist/server.js

🎯 Problems Solved

• ✅ Precision Loss from Large Sessions: Saves key information through timely summarization
• ✅ Context Loss: Structured preservation of session essence and outcomes
• ✅ Difficult Review: Provides historical summary viewing functionality
• ✅ Manual Organization Tedium: One-click automatic summarization and saving

🤝 Contributing

Issues and Pull Requests are welcome!