yahoo-finance-mcp

MCP server for Thai SET/MAI stock data via Yahoo Finance API.

Tools

Requirements

• Python 3.10+

• mcp library

• yfinance library

• SQLite DB at C:/work/AI/SET/set_stocks.db (symbols from listedCompanies_th.csv)

Install

pip install -r requirements.txt

Claude Desktop / Claude Code Config

Claude Desktop (claude_desktop_config.json):

{
  "mcpServers": {
    "yahoo-finance": {
      "command": "python",
      "args": ["C:/work/AI/MCP/yahoo-finance-mcp/src/server.py"]
    }
  }
}

Claude Code:

claude mcp add yahoo-finance python "C:/work/AI/MCP/yahoo-finance-mcp/src/server.py"

Data Sources

• Price / EMA / Volume: Yahoo Finance chart API (query2.finance.yahoo.com/v8/finance/chart)

• Financials: Yahoo Finance via yfinance library

• Symbol list: Local SQLite DB (931 symbols, SET + mai)

Notes

• Thai stocks use .BK suffix on Yahoo Finance (e.g. PTT.BK, AOT.BK)

• Quarterly financials: up to ~7 quarters history

• Annual financials: up to ~5 years history

• EMA is calculated from raw 2-year daily data (not from TradingView)