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Implied Volatility & Max Pain

Implied volatility (IV) of crypto options per expiry from Deribit, Bybit and OKX: ATM IV, 25-delta skew, put/call open interest ratio, max pain and Deribit's DVOL index; with an expiry, the options chain per strike with the greeks as each venue publishes them. Volatility surface inputs for BTC and…

Visit derivs.duoleads.com

Hostderivs.duoleads.com
Price$0.003–$0.005 per call
NetworkBase
Paid endpoints listed10
Calls, last 30 days*20
Most unique payers on one endpoint (30 days)*3
Last paid call*2026-10-15
Tagsperp, funding, funding-rates, open-interest, oi, futures, liquidations, implied-volatility

* From the public x402 Bazaar index (snapshot 2026-10-18T04:07Z); reported by the facilitator, not measured by us.

Endpoints

URLMethodPrice
https://derivs.duoleads.com/v1/options
Implied volatility (IV) of crypto options per expiry from Deribit, Bybit and OKX: ATM IV, 25-delta skew, put/call open…		GET$0.003
https://derivs.duoleads.com/v1/funding-rates
Funding rates for perpetual futures (perp funding) of one coin across 8 exchanges: Bybit, Hyperliquid, dYdX, Gate,…		GET$0.003
https://derivs.duoleads.com/v1/open-interest
Open interest (OI) of one coin's perpetual futures by exchange: Bybit, Hyperliquid, dYdX, Gate, Kraken, Bitfinex,…		GET$0.003
https://derivs.duoleads.com/v1/basis
Futures basis and term structure of one coin: dated futures on Bybit, Deribit, Kraken, Gate and OKX with days to…		GET$0.003
https://derivs.duoleads.com/v1/orderbook
Order book depth of one coin's perpetual on Bybit, Hyperliquid, dYdX, Gate, Kraken, Bitfinex, Deribit and OKX: best…		GET$0.003
https://derivs.duoleads.com/v1/liquidations
Liquidations of one coin's perpetual futures: recent forced liquidations from the Gate, Bitfinex, dYdX, Deribit and…		GET$0.003
https://derivs.duoleads.com/v1/derivatives-snapshot
Crypto derivatives snapshot of one coin in one call: perp funding rates per exchange with predicted funding, open…		GET$0.005
https://derivs.duoleads.com/v1/perp-screener
Perp screener for all coins: every perpetual future on Bybit, Hyperliquid, dYdX, Gate, Kraken, Bitfinex, Deribit and…		GET$0.005
https://derivs.duoleads.com/v1/funding-arbitrage
Funding arbitrage scanner across 8 exchanges (Bybit, Hyperliquid, dYdX, Gate, Kraken, Bitfinex, Deribit, OKX): for…		GET$0.005
https://derivs.duoleads.com/v1/funding-history
Funding rate history of one coin on one exchange (Bybit, Hyperliquid, dYdX, Gate, Kraken, Deribit or OKX), up to 30…		GET$0.003

Source: x402 Bazaar discovery API (Coinbase CDP) · Licence: Public discovery metadata; descriptions by each provider. Listed in x402 pay-per-call APIs. We list tools; we do not test, rate or endorse them.

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