{"uid":"cap_SnNoELvEaqwYGP3IH0gOb","slug":"api-carbon-cashmere-de-e17d5ec2","name":"Carbon Cashmere Volatility Regime Classifier","description":"Volatility regime classification (compressed/normal/expanded/extreme) based on rolling 14-bar vol percentile over lookback window. Returns Markov transition probabilities from current regime + vol-clustering ACF (lag 1-5). Informational research data — not investment advice.","url":"https://api.carbon-cashmere.de/v1/vol-regime/:coin","method":"GET","headers":{},"bodySchema":null,"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.12","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":"$0.12/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.12","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.12","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_15_yT8VRr3vJvaK3gxodY","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.12","costPer":"request","priority":0,"asset":null,"unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Classifies a cryptocurrency's current volatility regime (compressed/normal/expanded/extreme) using rolling 14-bar vol percentile and returns Markov transition probabilities plus vol-clustering autocorrelation (lags 1–5).","exampleAgentPrompt":"What volatility regime is Bitcoin in right now — compressed, normal, expanded, or extreme — and what are the Markov transition probabilities showing the chance it shifts to each other regime?","exampleUseCases":null,"resultDescription":"Returns the current volatility regime label (compressed/normal/expanded/extreme) derived from a rolling 14-bar vol percentile, Markov transition probabilities from the current regime to all other regimes, and autocorrelation function values for vol clustering at lags 1 through 5.","failureModes":["Unsupported coin symbol returns 404 or error — endpoint supports a limited set of coins","Stale or unavailable market data may return outdated regime labels","Invalid coin slug format returns a 400 bad request","Network or rate-limit errors return 5xx responses","Lookback window parameter out of range may return validation error"],"whenToPreferThis":"Use this endpoint when you need a structured, quantitative volatility regime label for a specific cryptocurrency — especially when Markov regime-switching probabilities or vol-clustering persistence (ACF) are needed for risk management, options strategy selection, or signal filtering. Prefer over raw vol metrics when regime context and transition dynamics are the goal.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T18:57:55.267Z","isFirstParty":false}