{"uid":"cap_TYoRhi6Gr_htcFAzVUTWG","slug":"kronos-signals-btc-options-iv-surface-6bf080e5","name":"Kronos Signals BTC Options IV Surface","description":"Implied volatility surface for BTC and ETH from Deribit options (public API, no auth). Returns ATM IV (annualized %), IV rank and IV percentile from Kronos iv_history (daily cron), term structure (weekly/1m/3m ATM IV + contango/backwardation/flat shape label), 25-delta risk reversal (BS-approximated strikes), 10-delta wing IVs, max-pain strike across top-5 expiries, and a vol-regime label. Falls back to OKX if Deribit is unreachable. $0.03 USDC via x402.","url":"https://kronossignals.com/api/v1/options-iv/btc","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET"],"type":"string"},"pathParams":{"type":"object"},"queryParams":{"type":"object","properties":{}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.03","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.03/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.03","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.03","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_jDf3LXGew-QkRNGePOShZ","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.03","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns the implied volatility surface for Bitcoin options from Deribit, including ATM IV, IV rank/percentile, term structure, risk reversals, wing IVs, max-pain strikes, and a vol-regime label.","exampleAgentPrompt":"What does the Bitcoin options vol surface look like right now — give me the ATM IV, IV rank, term structure shape, 25-delta risk reversal, and what vol regime we're in.","exampleUseCases":null,"resultDescription":"Returns annualized ATM implied volatility (%), IV rank, IV percentile derived from historical data, a term structure object with weekly/1-month/3-month ATM IVs and a shape label (contango/backwardation/flat), 25-delta risk reversal with BS-approximated strikes, 10-delta wing IVs, max-pain strikes across the top 5 expiries, and a vol-regime label. Data is sourced from Deribit (OKX fallback) and cached for 1 hour.","failureModes":["Deribit and OKX both unreachable: service returns error or stale cache","Payment not provided or invalid x402 header: 402 Payment Required response","Cache miss on fresh startup with no historical IV data: IV rank/percentile may be unavailable","Rate limiting or network timeout on upstream options APIs"],"whenToPreferThis":"Use this endpoint when you need a comprehensive, pre-computed BTC options volatility surface in a single call, including term structure shape, skew, and regime classification — rather than raw options chains that require manual computation. Ideal for agents making trading decisions, building vol dashboards, or needing quick vol regime context without subscribing to a dedicated options data provider.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T00:49:13.463Z","isFirstParty":false}