📈 StockMCP
A comprehensive Model Context Protocol (MCP) server for real-time stock market data using Yahoo Finance
StockMCP provides a powerful, JSON-RPC 2.0 compliant interface for accessing comprehensive stock market data, built on the Model Context Protocol standard. Perfect for AI applications, financial analysis tools, and trading bots.
🌐 Free Hosted Endpoint
Use StockMCP immediately without any setup! We provide a free hosted endpoint at:
Endpoint:
https://stockmcp.leoguerin.fr/mcp
No API key required - Just add to your MCP client configuration
Claude Desktop Configuration
For immediate access, use this configuration in your claude_desktop_config.json
:
Configuration file locations:
macOS:
~/Library/Application Support/Claude/claude_desktop_config.json
Windows:
%APPDATA%\\Claude\\claude_desktop_config.json
🛠️ Available Tools
Tool Name | Description |
| Retrieve current market data including price, volume, market cap, and key financial ratios |
| Access comprehensive financial statements (income, balance sheet, cash flow) and calculated ratios |
| Get historical OHLCV data with optional total return calculation including reinvested dividends |
| Analyze dividend payment history and corporate actions with quality metrics and consistency scoring |
| Get analyst price targets, consensus ratings (Buy/Hold/Sell), and EPS forecasts from professional analysts |
| Forward growth projections for revenue, earnings (EPS), and free cash flow with 1-year, 3-year, and 5-year CAGR estimates |
🚀 Quick Start
API Key Setup
Get a free Alpha Vantage API key: Visit https://www.alphavantage.co/support/#api-key
Configure environment:
# Copy the example environment file cp .env.example .env # Edit .env and add your API key ALPHAVANTAGE_KEY=your-actual-api-key-here
Using Docker (Recommended)
Local Development
MCP Client Integration
Once your server is running, integrate it with MCP clients:
Claude Desktop
Edit the configuration file:
macOS:
~/Library/Application Support/Claude/claude_desktop_config.json
Windows:
%APPDATA%\Claude\claude_desktop_config.json
Add this configuration:
Cursor
Add to your MCP configuration:
Other MCP Clients
For any MCP-compatible client, use:
Endpoint:
http://localhost:3001/mcp
Protocol: JSON-RPC 2.0 over HTTP
Tools: Available via
tools/list
method
🔗 Usage
StockMCP implements the Model Context Protocol (MCP) for seamless integration with AI applications. Once running, the server provides:
Endpoint:
http://localhost:3001/mcp
Protocol: JSON-RPC 2.0 over HTTP
Discovery: Use
tools/list
to get available toolsExecution: Use
tools/call
to execute tools with parameters
For detailed API examples and JSON schemas, access the interactive documentation at http://localhost:3001/mcp/docs
when the server is running.
🛠️ Development
Project Structure
Running Tests
Dependencies
Core Dependencies:
FastAPI - Modern web framework for APIs
Pydantic - Data validation using Python type hints
yfinance - Yahoo Finance data retrieval (primary data source)
pandas - Data manipulation and analysis
scipy - Scientific computing (required by yfinance)
Development Dependencies:
pytest - Testing framework
httpx - HTTP client for testing
pytest-mock - Mocking utilities
🐳 Docker Deployment
Build and Run
Environment Configuration
The container exposes the API on port 3001 by default. You can customize this:
🔧 Configuration
Server Configuration
The server can be configured through environment variables:
LOG_LEVEL
- Logging level (DEBUG, INFO, WARNING, ERROR)HOST
- Server host (default: 0.0.0.0)PORT
- Server port (default: 3001)
API Limits & Data Sources
Primary Data Source: Yahoo Finance (yfinance)
Free tier with reasonable rate limits
Real-time and historical data
No API key required for basic usage
Secondary Data Source: Alpha Vantage (optional)
Enhanced earnings estimates and forecasts
Requires free API key for extended features
Graceful fallback when unavailable
Production Recommendations:
Implement request caching
Add retry logic with exponential backoff
Monitor API usage patterns
Consider data source redundancy
🤝 Contributing
We welcome contributions! Here's how to get started:
Fork the repository
Create a feature branch (
git checkout -b feature/amazing-feature
)Make your changes with proper tests
Run the test suite (
uv run pytest
)Commit your changes (
git commit -m 'Add amazing feature'
)Push to the branch (
git push origin feature/amazing-feature
)Open a Pull Request
Development Guidelines
Type Hints - All functions should have proper type annotations
Tests - New features must include comprehensive tests
Documentation - Update README and docstrings for any API changes
Code Style - Follow PEP 8 and use meaningful variable names
📝 License
This project is licensed under the MIT License - see the LICENSE file for details.
🙏 Acknowledgments
Yahoo Finance - For providing free stock market data
Model Context Protocol - For the excellent protocol specification
FastAPI - For the amazing web framework
Pydantic - For robust data validation
📞 Support
🐛 Bug Reports - Open an issue
💡 Feature Requests - Start a discussion
📖 Documentation - Check our comprehensive API docs
💬 Community - Join our discussions for help and ideas
Made with ❤️ for the financial data community by
This server cannot be installed
hybrid server
The server is able to function both locally and remotely, depending on the configuration or use case.
Provides real-time stock market data and financial analysis through Yahoo Finance integration. Enables users to get quotes, historical prices, fundamentals, dividends, analyst forecasts, and growth projections for any stock symbol.
Related MCP Servers
- -securityFlicense-qualityProvides access to real-time and historical Indian stock data via Yahoo Finance API, enabling local LLMs to retrieve stock information through MCP-compatible agents like Claude Desktop and Cursor.Last updated -2
- -securityAlicense-qualityProvides stock market data and trading capabilities using the yfinance libraryLast updated -22MIT License
- -securityAlicense-qualityProvides real-time financial data from Yahoo Finance to Large Language Models through the Model Context Protocol, enabling AI models to access stock prices, historical data, and company information.Last updated -MIT License
- AsecurityAlicenseAqualityA Model Context Protocol server providing comprehensive financial data from Yahoo Finance, allowing users to retrieve detailed stock information, financial statements, options data, and market news.Last updated -34MIT License