StockLens is a stock market data server that connects real-time Korean and US market data to AI assistants, providing actual numbers instead of guesses. No API keys are required.

🇰🇷 Korean Market (KOSPI/KOSDAQ via Naver Finance)

• Search & Prices: Search stocks by name/code, get real-time price snapshots, and historical OHLCV candlestick data (daily/weekly/monthly, up to 500 bars)

• Market Indices: KOSPI and KOSDAQ current values

• Fundamentals: PER, PBR, market cap, analyst consensus (target prices, opinions, earnings estimates), brokerage research reports, and DART regulatory disclosures

• Technical Indicators: Moving averages, RSI, MACD, Bollinger Bands, Stochastic, OBV, support/resistance, volume profile, and price channels — for single or up to 100 stocks in bulk

• Investor Flow: Institutional and foreign net buy/sell data

• Sectors & Themes: Browse ~79 sectors and Naver Finance themes with constituent stocks

• Rankings: Top stocks by volume, price change, or market cap

• Bulk Operations: Prices for up to 30 stocks, chart stats (52-week high/low, drawdown, returns) for up to 100 stocks

• ETFs: Korean ETF listings with expense ratios, returns, and top holdings

🇺🇸 US Market (NYSE/NASDAQ via Yahoo Finance)

• Search & Prices: Ticker lookup, real-time snapshots with 52-week range, beta, and pre/post-market status

• Historical Data: Flexible period/interval OHLCV charts

• Fundamentals: P/E, PEG, P/B, EPS, ROE, margins, growth rates, and full financial statements (income, balance sheet, cash flow — annual or quarterly)

• Earnings & Analysts: Next earnings date, EPS surprise history, price targets, and buy/hold/sell ratings

• Advanced Data: Dividends, options chains, insider trading (Form 4), institutional holders (13F), short interest, SEC filings (10-K/10-Q/8-K), and news headlines

• Market Overview: S&P 500, Dow, Nasdaq, VIX snapshots; sector overviews with top companies

• Screener: Predefined presets (top gainers/losers, most active, undervalued growth, etc.)

• ETFs: Holdings, sector allocation, and expense ratio

• Bulk Prices: Snapshots for up to 20 tickers at once

📁 Excel Export & Local Caching

• Export Korean stock chart, flow, or financial data to Excel

• Scan up to 500 Korean stocks into a combined Excel snapshot in one pass

• Query saved Excel files instantly (no HTTP calls) with filtering and sorting

• Export unlimited rows of US historical data to Excel (ideal for backtesting)

🔧 Diagnostics

• Monitor per-tool call counts, latency (p50/p95), token usage, cache hit rates, and error counts

1. Click on "Install Server".

2. Wait a few minutes for the server to deploy. Once ready, it will show a "Started" state.

3. In the chat, type @ followed by the MCP server name and your instructions, e.g., "@StockLens What is the current price of Samsung Electronics?"

That's it! The server will respond to your query, and you can continue using it as needed.

Here is a step-by-step guide with screenshots.