The BitVol (Bitcoin Volatility) and EthVol (Ethereum Volatility) Indexes are a measure of expected 30-day implied volatility in BTC and ETH, respectively.

> Download BitVol Index Methodology

The BitVol® Index measures the Expected 30-day Implied Volatility Derived from Tradeable Bitcoin Option Prices.

The index is model-free and designed to use the full range of option strikes to best capture the market outlook on expected volatility. This transparent, reliable and time-tested approach enables the index to present precise and meaningful information to market participants.

> See BitVol Press Release announcing launch of BitVol Index

> See BitVol Process Guide process guide of BitVol Index

> API access to historical and live data for the crypto volatility indexes is available through RapidAPI.