BTC · Deribit

DVOL

30-day forward IV
As of —
Deribit's published volatility index — not our chain mark_iv. Primer: DVOL explained. Per-expiry IV: term structure.
Current
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DVOL (annualised %)

Reading the chart

DVOL is one number for 30-day forward implied vol across Deribit's option book. It moves slower than front-week ATM IV but faster than realized vol. Compare to its own history — a BTC DVOL of 40 is not the same as India VIX at 40.

Where does the data come from?

Deribit public/get_volatility_index_data — refreshed every 60s on 24H, every 5 min on longer windows.

DVOL vs our IV pages?

DVOL is Deribit's index. Our volatility pages plot mark_iv per strike from archived chains.