# Services from api.quantoracle.dev on Zero

> api.quantoracle.dev serves 79 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/api.quantoracle.dev
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/api.quantoracle.dev/health.json

## Services

- [QuantOracle CAGR Calculator](https://www.zero.xyz/c/api-quantoracle-dev-6b4cd8d7/llms.txt): $0.002/call via x402. Calculates Compound Annual Growth Rate (CAGR) from start/end values over a time period, with optional future-value projections and doubling time
- [QuantOracle Risk-Parity Portfolio Weights](https://www.zero.xyz/c/api-quantoracle-dev-39c38b2e/llms.txt): $0.008/call via x402. Computes risk-parity portfolio weights given asset volatilities and a correlation matrix, equalizing each asset's risk contribution
- [QuantOracle Hedging Recommender](https://www.zero.xyz/c/api-quantoracle-dev-88b40e5d/llms.txt): $0.04/call via x402. Recommends optimal hedging strategies (collar, protective put, futures, etc.) for a stock or asset position given risk parameters and cost constraints
- [QuantOracle: Statistical Distribution Fitting](https://www.zero.xyz/c/api-quantoracle-dev-a577bf1a/llms.txt): $0.008/call via x402. Fits a dataset to multiple statistical distributions (uniform, normal, lognormal, etc.) and returns the best-fit distribution along with parameters, KS statistics, log-likelihood, and descriptive statistics.
- [QuantOracle Portfolio Rebalance Plan](https://www.zero.xyz/c/api-quantoracle-dev-fe604f58/llms.txt): $0.05/call via x402. Calculates an optimal set of trades to rebalance a crypto portfolio toward target allocation weights, minimizing drift and transaction costs
- [QuantOracle Monte Carlo Portfolio Simulation](https://www.zero.xyz/c/api-quantoracle-dev-b28261e7/llms.txt): $0.015/call via x402. Runs Monte Carlo simulations on a portfolio to project terminal value distributions, probability of ruin/loss/doubling, and sample price paths over a specified horizon.
- [QuantOracle Parametric Value-at-Risk (VaR) Calculator](https://www.zero.xyz/c/api-quantoracle-dev-97ad55c9/llms.txt): $0.008/call via x402. Computes parametric VaR and CVaR for a portfolio at specified confidence levels given a series of historical returns
- [QuantOracle Crypto Leverage Check](https://www.zero.xyz/c/quantoracle-crypto-leverage-check-596b6479/llms.txt): $0.015/call via x402. Analyzes a leveraged crypto position to compute VaR, CVaR, Kelly criterion leverage, liquidation price, and risk flags given returns history and position parameters
- [QuantOracle Polynomial Regression](https://www.zero.xyz/c/api-quantoracle-dev-d1b772ba/llms.txt): $0.008/call via x402. Fits a polynomial regression model of a specified degree to X/Y data and returns coefficients, predictions, and model quality statistics (R², AIC, BIC, MSE).
- [QuantOracle Correlation Matrix](https://www.zero.xyz/c/api-quantoracle-dev-0335dab2/llms.txt): $0.015/call via x402. Computes a Pearson (or other method) correlation matrix and covariance matrix for multiple numeric time series, with optional eigenvalue decomposition
- [QuantOracle Portfolio Optimizer](https://www.zero.xyz/c/api-quantoracle-dev-71b5ac03/llms.txt): $0.015/call via x402. Optimizes a multi-asset portfolio's weight allocation using mean-variance analysis (e.g. max Sharpe ratio) given historical return series and a risk-free rate
- [QuantOracle Fixed-Income Amortization Calculator](https://www.zero.xyz/c/api-quantoracle-dev-aff98a96/llms.txt): $0.005/call via x402. Computes a full loan amortization schedule with optional extra payments, returning month-by-month balances, interest, principal breakdown, and total interest saved
- [QuantOracle Risk/Portfolio Analytics](https://www.zero.xyz/c/api-quantoracle-dev-1fe50ab6/llms.txt): $0.008/call via x402. Computes comprehensive portfolio risk metrics including Sharpe, Sortino, VaR, CVaR, max drawdown, alpha/beta, and return distribution statistics from a return series
- [QuantOracle Probabilistic Sharpe Ratio](https://www.zero.xyz/c/api-quantoracle-dev-54d61c13/llms.txt): $0.005/call via x402. Computes the Probabilistic Sharpe Ratio (PSR) — a statistically adjusted Sharpe that accounts for non-normality of returns, with significance tests and minimum track record length.
- [QuantOracle Lookback Option Pricer](https://www.zero.xyz/c/api-quantoracle-dev-f8b937b6/llms.txt): $0.008/call via x402. Prices floating or fixed lookback options using the underlying asset price, historical minimum/maximum, volatility, and time parameters
- [QuantOracle Fixed-Income Bond Pricer](https://www.zero.xyz/c/api-quantoracle-dev-2641cc7a/llms.txt): $0.008/call via x402. Prices a fixed-income bond and returns key risk metrics including price, yield to maturity, duration, convexity, and DV01
- [QuantOracle FX Interest Rate Parity](https://www.zero.xyz/c/api-quantoracle-dev-05e23a58/llms.txt): $0.005/call via x402. Calculates covered or uncovered interest rate parity, detects FX mispricing, and identifies arbitrage opportunities between forward and theoretical forward rates.
- [QuantOracle FX Purchasing Power Parity Calculator](https://www.zero.xyz/c/api-quantoracle-dev-bddf84be/llms.txt): $0.005/call via x402. Calculates the PPP-adjusted exchange rate and overvaluation/undervaluation percentage given a base spot rate and inflation differentials over a time horizon
- [QuantOracle FX Carry Trade Calculator](https://www.zero.xyz/c/api-quantoracle-dev-1907e2da/llms.txt): $0.005/call via x402. Computes FX carry trade P&L, spot/carry returns, levered returns, annualized total return, and breakeven depreciation for a currency position given entry/exit prices and interest rate differentials.
- [QuantOracle Impermanent Loss Calculator](https://www.zero.xyz/c/api-quantoracle-dev-3628c94c/llms.txt): $0.005/call via x402. Calculates impermanent loss for AMM liquidity providers given an initial investment, initial price ratio, and current price ratio, returning LP value, hold value, loss amount, loss percentage, and fee breakeven APY.
- [QuantOracle Crypto Vesting Schedule Calculator](https://www.zero.xyz/c/api-quantoracle-dev-e69b2106/llms.txt): $0.005/call via x402. Computes a month-by-month token vesting schedule given TGE percentage, cliff, linear/custom vesting parameters, and total supply
- [QuantOracle Binomial Tree Option Pricer](https://www.zero.xyz/c/api-quantoracle-dev-eb25127f/llms.txt): $0.008/call via x402. Prices American or European options using a binomial tree model and returns fair value, Greeks (delta), and early exercise premium versus Black-Scholes.
- [QuantOracle: Time Value of Money – Future Value Calculator](https://www.zero.xyz/c/api-quantoracle-dev-2fe6f6a5/llms.txt): $0.002/call via x402. Computes the future value of a lump sum or annuity given an interest rate, number of periods, and present value
- [QuantOracle NPV Calculator](https://www.zero.xyz/c/api-quantoracle-dev-fc6af70f/llms.txt): $0.002/call via x402. Calculates Net Present Value (NPV) of a series of cash flows at a given discount rate, with investment decision recommendation
- [QuantOracle Present Value (TVM)](https://www.zero.xyz/c/api-quantoracle-dev-9f765c0a/llms.txt): $0.002/call via x402. Calculates the present value of an annuity or lump sum using time-value-of-money discounting, given a periodic payment, interest rate, number of periods, and payment timing.
- [QuantOracle Risk Full Analysis](https://www.zero.xyz/c/api-quantoracle-dev-afa9a8ae/llms.txt): $0.04/call via x402. Computes a comprehensive suite of portfolio risk and performance metrics from a series of returns, including Sharpe, Sortino, Calmar, VaR, CVaR, max drawdown, Kelly criterion, Hurst exponent, CAGR, and win rate.
- [QuantOracle Regime Classifier](https://www.zero.xyz/c/api-quantoracle-dev-ed5c67bd/llms.txt): $0.015/call via x402. Classifies market regime (trend, volatility, risk) from a price series and returns RSI, SMA, trend direction, and a suggested strategy.
- [QuantOracle IRR Calculator](https://www.zero.xyz/c/api-quantoracle-dev-0bb3c014/llms.txt): $0.005/call via x402. Computes the Internal Rate of Return (IRR) for a series of cash flows, returning the periodic rate, annualized percentage, NPV at IRR, and investment summary statistics.
- [QuantOracle Barrier Option Pricer](https://www.zero.xyz/c/api-quantoracle-dev-0568fecd/llms.txt): $0.008/call via x402. Prices barrier options (knock-in/knock-out) with full Greeks, comparing against vanilla option price and computing the discount
- [QuantOracle Normal Distribution Calculator](https://www.zero.xyz/c/api-quantoracle-dev-456131b8/llms.txt): $0.002/call via x402. Computes normal distribution statistics including PDF, CDF, z-score, quantile, survival function, and confidence intervals for given mean, standard deviation, and value inputs
- [QuantOracle: Realized Volatility Calculator](https://www.zero.xyz/c/api-quantoracle-dev-01fa0937/llms.txt): $0.005/call via x402. Computes multiple realized volatility measures (Parkinson, Yang-Zhang, Garman-Klass, Close-to-Close) from OHLC price data with annualization
- [QuantOracle Indicators Crossover](https://www.zero.xyz/c/api-quantoracle-dev-f73b8c03/llms.txt): $0.005/call via x402. Computes EMA crossover signal (BULLISH/BEARISH) between a fast and slow exponential moving average from a price series
- [QuantOracle Technical Indicators](https://www.zero.xyz/c/api-quantoracle-dev-2184804b/llms.txt): $0.005/call via x402. Computes a suite of technical indicators (RSI, EMA, SMA, ATR, Bollinger Bands, ROC, Stochastic K) and trend signals from a price/volume series
- [QuantOracle ATR (Average True Range) Indicator](https://www.zero.xyz/c/api-quantoracle-dev-f0d3f537/llms.txt): $0.002/call via x402. Computes the Average True Range (ATR) volatility indicator for a given price series, returning current ATR value, ATR percentage, ATR series, and volatility regime classification.
- [QuantOracle Transaction Cost Analysis](https://www.zero.xyz/c/api-quantoracle-dev-9f17da5e/llms.txt): $0.005/call via x402. Computes detailed transaction cost breakdown for a trade including spread cost, market impact, commission, round-trip cost, and breakeven move percentage
- [QuantOracle Watch Position Monitor](https://www.zero.xyz/c/quantoracle-watch-position-monitor-0262889d/llms.txt): $5/call via x402. Creates a real-time liquidation-risk and funding-rate monitor for a crypto derivatives position, delivering alerts via webhook or polling
- [QuantOracle Taylor Rule Calculator](https://www.zero.xyz/c/api-quantoracle-dev-dd0b0ccb/llms.txt): $0.002/call via x402. Computes the Taylor Rule prescribed interest rate given inflation, output gap, and neutral rate inputs
- [QuantOracle Put-Call Parity Checker](https://www.zero.xyz/c/api-quantoracle-dev-a464e0ca/llms.txt): $0.002/call via x402. Calculates put-call parity deviation for European options, identifies arbitrage signals, and determines whether parity holds given market prices.
- [QuantOracle Real Yield Calculator](https://www.zero.xyz/c/api-quantoracle-dev-74ca04f9/llms.txt): $0.002/call via x402. Computes the real yield from a nominal yield and inflation expectation for a given bond tenor, using both simple and Fisher equation methods
- [QuantOracle Options Pricer](https://www.zero.xyz/c/api-quantoracle-dev-b2fb9bf5/llms.txt): $0.005/call via x402. Prices European options using Black-Scholes and returns the full Greeks suite, breakeven, intrinsic/time value, and probability ITM
- [QuantOracle Crypto Liquidation Price Calculator](https://www.zero.xyz/c/api-quantoracle-dev-4b1d5d60/llms.txt): $0.002/call via x402. Calculates the liquidation price for a leveraged crypto position given entry price, collateral, position size, leverage, direction, and maintenance margin rate
- [QuantOracle Asian Option Pricer](https://www.zero.xyz/c/api-quantoracle-dev-c7c1917a/llms.txt): $0.008/call via x402. Prices arithmetic or geometric Asian options using Monte Carlo or closed-form methods, returning fair value and equivalent volatility
- [QuantOracle Bollinger Bands Indicator](https://www.zero.xyz/c/api-quantoracle-dev-1a7a0884/llms.txt): $0.002/call via x402. Computes Bollinger Bands (upper, middle, lower bands), bandwidth, %B, and trading signal for a given price series
- [QuantOracle Implied Volatility Calculator](https://www.zero.xyz/c/api-quantoracle-dev-d3332e15/llms.txt): $0.005/call via x402. Calculates the implied volatility of an options contract from its market price using iterative numerical methods
- [QuantOracle DEX Slippage Calculator](https://www.zero.xyz/c/api-quantoracle-dev-fc72c808/llms.txt): $0.005/call via x402. Calculates DEX trade slippage, price impact, output amount, and effective price for an AMM swap given pool reserves, trade size, fee, and direction
- [QuantOracle Macro Inflation-Adjusted Return Calculator](https://www.zero.xyz/c/api-quantoracle-dev-8e77455f/llms.txt): $0.002/call via x402. Computes year-by-year real vs. nominal value series for an investment given an inflation rate and nominal return, using the Fisher equation
- [QuantOracle Risk Correlation Matrix](https://www.zero.xyz/c/api-quantoracle-dev-79940254/llms.txt): $0.008/call via x402. Computes a pairwise correlation matrix and annualized volatilities for multiple asset return series
- [QuantOracle Risk/Drawdown Calculator](https://www.zero.xyz/c/api-quantoracle-dev-5f8f912e/llms.txt): $0.005/call via x402. Computes maximum drawdown, current drawdown, and underwater percentage from an equity curve
- [QuantOracle Kelly Criterion Calculator](https://www.zero.xyz/c/api-quantoracle-dev-13de8db9/llms.txt): $0.005/call via x402. Calculates Kelly Criterion position sizing (full, half, and quarter Kelly fractions) given win rate, average win, average loss, and mode
- [QuantOracle Risk Position Size Calculator](https://www.zero.xyz/c/api-quantoracle-dev-560b0ff8/llms.txt): $0.005/call via x402. Calculates optimal position size, share count, risk exposure, and 2R target price given entry price, stop loss, account size, and risk percentage per trade
- [QuantOracle Cointegration Test](https://www.zero.xyz/c/api-quantoracle-dev-9a12768e/llms.txt): $0.008/call via x402. Tests whether two time series are cointegrated using the Engle-Granger/ADF method, returning hedge ratio, spread statistics, z-score, half-life, and critical values
- [QuantOracle Linear Regression](https://www.zero.xyz/c/api-quantoracle-dev-c49af2df/llms.txt): $0.008/call via x402. Fits an ordinary least squares linear regression to x/y data and returns coefficients, R-squared, p-values, t-statistics, F-statistic, and confidence-interval diagnostics.
- [QuantOracle Sharpe Ratio Calculator](https://www.zero.xyz/c/api-quantoracle-dev-865b2e84/llms.txt): $0.002/call via x402. Computes the annualized Sharpe ratio from a series of returns, including confidence intervals, standard error, excess return, and volatility statistics.
- [QuantOracle Z-Score Calculator](https://www.zero.xyz/c/api-quantoracle-dev-01837e93/llms.txt): $0.002/call via x402. Computes z-scores, rolling z-scores, and detects statistical outliers/extremes in a numeric time series with a configurable window and threshold
- [QuantOracle Risk Stress-Test](https://www.zero.xyz/c/api-quantoracle-dev-d114d464/llms.txt): $0.008/call via x402. Runs stress-test scenarios on a financial portfolio to estimate potential losses and risk exposures under adverse market conditions
- [QuantOracle Hurst Exponent Calculator](https://www.zero.xyz/c/api-quantoracle-dev-b20cb12e/llms.txt): $0.008/call via x402. Computes the Hurst exponent for a time series to measure long-range dependence, mean-reversion tend

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