yahoo-finance-mcp

yahoo-finance-mcp

MCP server for Thai SET/MAI stock data via Yahoo Finance API, enabling stock scanning, quotes, history, and financial statements.

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README

yahoo-finance-mcp

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

Tools

Tool Description
scan_uptrend_pullback Scan all SET/MAI stocks for 3-day uptrend pullback pattern (price > EMA200 & EMA90, 3 consecutive lower closes, today price ≥ yesterday & volume > yesterday)
get_stock_quote Get current price, EMA200, EMA90, volume, % change for a single stock
get_stock_history Get daily close + volume history for N days with EMA200/EMA90
get_income_statement Quarterly or annual income statement (revenue, gross profit, operating income, net income, EBITDA, EPS)
get_balance_sheet Quarterly or annual balance sheet (assets, liabilities, equity, D/E ratio)
get_cash_flow Quarterly or annual cash flow (operating, investing, financing CF, FCF, capex)
list_stocks List all stocks in local DB (SET/mai)

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)

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