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OptionWhales

io.optionwhales/options-flow · v1.4.0

Measured by MCP Station

Description written by the publisher, not verified

US options flow & stock data: unusual activity, gamma levels, IV, earnings. OAuth sign-in or keys.

Connect

claude mcp add --transport http options-flow https://api.optionwhales.io/mcp

{
  "mcpServers": {
    "options-flow": {
      "url": "https://api.optionwhales.io/mcp"
    }
  }
}

claude mcp add --transport http options-flow https://api.optionwhales.io/mcp/connect

{
  "mcpServers": {
    "options-flow": {
      "url": "https://api.optionwhales.io/mcp/connect"
    }
  }
}

Tools as reported by the server

• intent_flow_current
  Today's options-flow intent rankings: which tickers show bullish vs bearish institutional positioning (accumulation, distribution, hedging), with direction bias and strength. Use for 'what are big options traders doing today?' or 'where is smart money flowing?'. Without an account: top 3 tickers (ti
• momentum_rankings
  Tickers ranked by options-flow momentum (the fastest-changing positioning this session). Use for 'which stocks have the strongest options momentum right now?'. Free keys: top 3; Pro: up to 200 with all fields.
• abnormal_trades_current
  Unusual options activity this session — large, sweep-like or volume-versus-open-interest outlier orders with ticker, direction, size and time. Use for 'any unusual options activity in NVDA?' or 'biggest options trades today'. Without an account: the latest 3 trades (ticker, direction, type, time); f
• directional_current
  Per-ticker directional score for this session (-1 bearish to +1 bullish) combining net premium, order clustering and implied volatility. Use to rank names by bullish or bearish options positioning. Pro.
• market_tide
  Market-wide options net-premium 'tide': signed large-order premium into calls versus puts, its intraday cumulative curve, and the top net-premium tickers for a session. Use for 'is options flow bullish or bearish overall today?'. Pro.
• sector_tide
  Options net premium aggregated by sector for a session. Use for 'which sectors are seeing bullish options flow?'. Pro.
• darkpool_ranking
  Off-exchange (dark pool) activity: the market-wide off-exchange share and a per-ticker ranking by off-exchange notional for a date (default latest). Use for 'where is dark pool activity concentrated?'. Pro.
• darkpool_time_profile
  WHEN one ticker's off-exchange (dark pool) volume traded, by price, for a date (default latest): a 5-minute × price grid of shares, the point of control and value area, and the largest block prints at their report time (outside_nbbo flags prints reported beyond the quote, away_from_quote those price
• earnings_current
  Options positioning around earnings for companies reporting this session: pre-earnings order flow, Greeks and intent signals. Use for 'how are traders positioned into NVDA earnings?'. Pro.
• economic_calendar
  Upcoming US economic events (CPI, FOMC, jobs, GDP and more) with impact level and the ETFs that historically react. Use for 'what macro events are coming up?'. Without an account: the next 3 high-impact events; free and Pro: the full calendar.
• earnings_calendar
  Upcoming earnings reports: date, before/after market, EPS and revenue estimates. Pass a ticker for 'when does NVDA report?', or omit it for 'who reports this week?' (days sets the window, default 7). Without an account: date and time for one ticker or the next 3 reporters; free: up to 10 with estima
• gex_levels
  Dealer gamma-exposure key levels for a ticker: gamma flip, max pain, call wall, put wall and spot. Call wall = the strike at/above spot with the largest call gamma, put wall = the strike at/below spot with the largest put gamma; max pain is struck per expiration and max_pain_expiry names the (front)
• greek_exposure
  Dealer gamma, charm and vanna exposure for a ticker, by strike and by expiry (calls, puts, net). Use for detailed hedging-flow analysis beyond the key GEX levels. session defaults to the latest trading day. Pro.
• volatility_term_structure
  At-the-money implied volatility by expiration (the IV term structure), plus spot and the overall ATM IV for a ticker. Use for 'is NVDA implied volatility elevated?' or 'is the vol curve inverted before earnings?'. Free keys: SPY, QQQ, AAPL, MSFT, GOOGL, AMZN, NVDA, META, TSLA; Pro: any ticker.
• volatility_movers
  Tickers whose 30-day at-the-money implied volatility moved most versus the prior close (expansions and/or compressions). Use for 'which stocks saw the biggest IV spikes today?'. Free keys: top 3; Pro: up to 50.
• oi_movers
  Tickers ranked by day-over-day change in total options open interest (top gainers, losers, most active). Use for 'where is new options positioning building?'. Pro.
• oi_timeseries
  Open interest and volume across recent snapshots for one ticker (calls, puts, total). Use to see whether options positioning is building or unwinding. Pro.
• contract_chain
  Option chain for a ticker from the latest open-interest snapshot: each contract's OCC symbol, strike, expiry, type and open interest (OI > 0). Filter by expiry, call/put or minimum OI. Pro.
• contract_atm
  Near-the-money option strikes grouped by expiry, within a band around spot (default plus or minus 5%). Use to find the liquid at-the-money contracts for a ticker. Pro.
• contract_historic
  Daily OHLC price bars for one option contract by OCC symbol (e.g. SPY260130C00600000) between two dates, about a year of look-back. Pro.
• stock_quote
  Latest price for a stock or ETF. Real-time for symbols on your key's real-time watchlist; otherwise the most recent price at least 15 minutes old. Use for 'what is NVDA trading at?'. Pro.
• stock_candles
  Intraday OHLCV bars for a stock on a session (default today), 1 to 60 minute bars; returns the most recent `limit` bars. Live bars are real-time for watchlisted symbols and 15 minutes delayed otherwise. Pro.
• technical_indicator
  Technical indicator series for a stock: SMA, EMA, RSI or MACD on adjusted closes (daily by default), latest first. Use for 'is AAPL overbought?' (RSI) or trend questions. Pro.
• financials
  Company financial statements (income statement, balance sheet, cash flow) for trailing-twelve-month, quarterly or annual periods, latest first. Pro.
• dividends
  Cash dividend history for a stock: amount, frequency, ex-dividend and pay dates. Pro.
• stock_splits
  Stock split history for a ticker: execution date and split ratio. Pro.
• stock_news
  Recent news for a ticker, each article with a pre-computed sentiment (positive, negative, neutral) and its reasoning. Use for 'why is TSLA moving?'. Pro.
• short_interest
  FINRA short interest history (bi-weekly settlements) with days to cover for a stock. Use for 'how heavily shorted is GME?'. Pro.
• short_volume
  Daily FINRA short-sale volume and short-volume ratio for a stock, with per-venue split. Pro.
• insider_trades
  SEC Form 4 insider transactions for a stock, latest first: insider, transaction code, shares, price, value and the SEC filing link. Use for 'are insiders buying AAPL?'. Pro.
• seasonality
  Monthly seasonality for a stock: average and median return by calendar month, hit rate, best and worst years over a 1 to 25 year look-back. Pro.
• screener
  Screen the market across options-flow net premium, open-interest change, FDA catalysts and congressional trading. Filter by direction, minimum premium or OI change, catalyst window, trial phase or congress activity; sort and limit. Use for 'find bullish options-flow names with an FDA catalyst in the
• register_free_key
  Get a FREE OptionWhales API key for the person you are helping. Only use this if they do not already have a key. Pass their own email address (ask if unsure). The key in the response works immediately for 24 hours, and this MCP session starts using it automatically when the client supports sessions.
• confirm_registration
  Confirm a key from register_free_key using the code in the 'Confirm your OptionWhales API key' email, which makes the key permanent. Safe to call again.
• use_api_key
  Attach an existing OptionWhales API key to this MCP session, for clients that cannot send an X-API-Key header. Use when the person gives you their key.

Website · JSON · Text for agents · Registry updated 2026-10-03