# Services from marketdata.use.x402atlas.com on Zero > marketdata.use.x402atlas.com serves 23 paid API services for AI agents, indexed by Zero. Each is callable per call with payment handled by Zero. Canonical page: https://www.zero.xyz/host/marketdata.use.x402atlas.com Live health (JSON, refreshed every minute): https://www.zero.xyz/host/marketdata.use.x402atlas.com/health.json ## Services - [US Treasury Yield Curve — Constant-Maturity Yields](https://www.zero.xyz/c/us-treasury-yield-curve-constant-maturity-yields-55489626/llms.txt): $0.015/call via x402. Returns daily US Treasury constant-maturity yields across the full curve from 1-month to 30-year, with historical date range filtering. - [Market Data OHLC Candlestick Aggregates](https://www.zero.xyz/c/market-data-ohlc-candlestick-aggregates-37fc3af2/llms.txt): $0.015/call via x402. Returns historical OHLC candlestick bars (aggregates) for stocks, crypto, forex, and options over a configurable time window and bar size. - [SEC Form 4 Insider Trades Lookup](https://www.zero.xyz/c/sec-form-4-insider-trades-lookup-85a6f59d/llms.txt): $0.015/call via x402. Returns SEC Form 4 insider transactions (director/officer buys and sells) for a US stock ticker, including shares, price, and transaction value. - [Futures OHLC Candlestick Aggregates](https://www.zero.xyz/c/futures-ohlc-candlestick-aggregates-2a92a7c5/llms.txt): $0.015/call via x402. Returns historical OHLC candlestick bars (open, high, low, close) with settlement price and dollar volume for a futures contract by ticker and resolution. - [FINRA Daily Short-Sale Volume by Ticker](https://www.zero.xyz/c/finra-daily-short-sale-volume-by-ticker-052b74d3/llms.txt): $0.015/call via x402. Returns FINRA daily short-sale volume data for a US stock, including short volume, total volume, and short-volume ratio as an intraday sentiment signal. - [Options Contracts Index by Underlying](https://www.zero.xyz/c/options-contracts-index-by-underlying-47081306/llms.txt): $0.015/call via x402. Returns a full listing of all call and put options contracts for a given underlying stock ticker, including option tickers, strikes, expirations, and exercise styles. - [Market Data Previous Close (OHLC) — x402atlas](https://www.zero.xyz/c/market-data-previous-close-ohlc-x402atlas-f133ec15/llms.txt): $0.015/call via x402. Returns the previous trading day's OHLC bar (open, high, low, close, volume) for stocks, crypto, forex, or options by ticker symbol. - [MarketData X402 Atlas — Ticker News & Sentiment](https://www.zero.xyz/c/marketdata-x402-atlas-ticker-news-sentiment-0567a8ba/llms.txt): $0.015/call via x402. Returns recent news articles for a given stock ticker with per-ticker sentiment analysis for market research and trading insights. - [Market Status — US, Crypto & Forex Exchange State](https://www.zero.xyz/c/market-status-us-crypto-forex-exchange-state-0d603d67/llms.txt): $0.015/call via x402. Returns the current open/closed/extended-hours trading status of US stock exchanges, crypto markets, and forex markets. - [US Inflation Expectations — Market Breakevens & Cleveland Fed Estimates](https://www.zero.xyz/c/us-inflation-expectations-market-breakevens-cleveland-fed-estimates-83dd9e89/llms.txt): $0.015/call via x402. Returns US inflation expectations data including market breakeven rates and Cleveland Fed model estimates across multiple time horizons as macro time-series. - [MACD Momentum Indicator – marketdata.use.x402atlas.com](https://www.zero.xyz/c/macd-momentum-indicator-marketdata-use-x402atlas-com-f502532c/llms.txt): $0.015/call via x402. Returns MACD (Moving Average Convergence Divergence) momentum indicator values — including MACD line, signal line, and histogram — for stocks, crypto, forex, and options tickers. - [Market Data – Related/Peer Tickers](https://www.zero.xyz/c/market-data-related-peer-tickers-3cc07dc3/llms.txt): $0.015/call via x402. Returns comparable and peer basket tickers for a given stock ticker, derived from news co-occurrence and return correlations. - [FINRA Short Interest Lookup](https://www.zero.xyz/c/finra-short-interest-lookup-e23a0b6c/llms.txt): $0.015/call via x402. Returns FINRA short interest data for a US stock ticker, including shares sold short, days-to-cover ratio, and average volume as a short-squeeze sentiment signal. - [Stock Split History by Ticker](https://www.zero.xyz/c/stock-split-history-by-ticker-e413d435/llms.txt): $0.015/call via x402. Returns the complete stock split history for a US-listed equity, including execution dates and split ratios with price-adjustment factors. - [Market Data Ticker Overview](https://www.zero.xyz/c/market-data-ticker-overview-7da95401/llms.txt): $0.015/call via x402. Returns reference metadata for a ticker symbol — including name, exchange, market cap, shares outstanding, industry, and description — covering stocks, crypto, and forex. - [Futures Contract Discovery & Specifications](https://www.zero.xyz/c/futures-contract-discovery-specifications-b230c563/llms.txt): $0.015/call via x402. Returns a list of futures contracts with their tickers, trade dates, maturity, settlement details, and tick sizes, filterable by product code, ticker, or active status. - [Simple Moving Average (SMA) Technical Indicator](https://www.zero.xyz/c/simple-moving-average-sma-technical-indicator-c3524300/llms.txt): $0.015/call via x402. Returns SMA trend-smoothing values for any stock, crypto, forex, or options ticker over a configurable lookback window and timespan. - [RSI (Relative Strength Index) Technical Indicator](https://www.zero.xyz/c/rsi-relative-strength-index-technical-indicator-25918ddf/llms.txt): $0.015/call via x402. Returns the Relative Strength Index (RSI) momentum indicator for any stock, crypto, forex, or options ticker to identify overbought and oversold conditions. - [US Stock Cash Dividend History](https://www.zero.xyz/c/us-stock-cash-dividend-history-2e322bf4/llms.txt): $0.015/call via x402. Returns cash dividend history for a US stock ticker, including ex-dividend dates, pay dates, record dates, per-share amounts, and payout frequency. - [Exponential Moving Average (EMA) Technical Indicator](https://www.zero.xyz/c/exponential-moving-average-ema-technical-indicator-fd2bb320/llms.txt): $0.015/call via x402. Returns EMA values for any ticker (stocks, crypto, forex, options) across configurable timespan and window size for trend analysis. - [Futures Product Universe Lookup](https://www.zero.xyz/c/futures-product-universe-lookup-8329c52d/llms.txt): $0.015/call via x402. Returns the full catalog of futures products including product codes, names, exchanges, sectors, asset classes, and settlement details. - [US Inflation Data — CPI & PCE via x402atlas](https://www.zero.xyz/c/us-inflation-data-cpi-pce-via-x402atlas-f1f1358b/llms.txt): $0.015/call via x402. Returns US headline and core CPI and PCE inflation indexes with year-over-year rates, sourced from Federal Reserve macro time-series, with optional date range filtering. - [US Labor Market Macro Time-Series](https://www.zero.xyz/c/us-labor-market-macro-time-series-d48274ea/llms.txt): $0.015/call via x402. Returns US labor market macro time-series data including unemployment rate, labor force participation rate, average hourly earnings, and job openings. Status and success rate cover calls made through Zero and Zero's own probes. Third-party monitors may report differently. - [Zero catalog index](https://www.zero.xyz/llms.txt)