{"uid":"cap_J-IKn1sXnb5Q40vY8I30x","slug":"myeliasignal-msvi-btc-usd-volatility-index-history-419cd972","name":"MyeliaSignal MSVI BTC/USD Volatility Index History","description":"MSVI volatility index history — 63 days, per-row original signatures. RV, IV, term structure, funding, PCR components. — Ed25519 signed attestation","url":"https://api.myceliasignal.com/oracle/history/index/msvi/btcusd","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"},"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":"0.1","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"settled","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":"$0.1/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.1","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.1","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_B-zo6ZI5uVHtmcbq_GddC","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.1","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns 63 days of historical MSVI volatility index data for BTC/USD with per-row cryptographic attestation, including realized volatility, implied volatility, term structure, funding, and put/call ratio components.","exampleAgentPrompt":"Can you pull the last 63 days of MSVI volatility index history for BTC/USD — I need the realized vol, implied vol, term structure, funding, and PCR components, all with their per-row Ed25519 signed attestations?","exampleUseCases":null,"resultDescription":"A 63-row dataset (one per day) containing the full MSVI composite volatility index for BTC/USD, broken down into realized volatility, implied volatility, term structure, funding rate, and put/call ratio sub-components. Each row carries an individual Ed25519 cryptographic signature for data integrity verification.","failureModes":["Payment not included or insufficient — 402 Payment Required","Endpoint unavailable or upstream data gap — 503 or 500 error","Malformed request headers — 400 Bad Request","Rate limiting if called excessively in short windows — 429 Too Many Requests"],"whenToPreferThis":"Use this endpoint when you need a multi-component, cryptographically attested historical volatility dataset for BTC/USD covering ~63 days, especially when data provenance and tamper-evidence matter (e.g., for on-chain protocols, automated trading strategies, or audit trails). Prefer this over generic vol feeds when you need RV, IV, term structure, funding, and PCR bundled together with per-row signatures rather than a single scalar metric.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-13T12:48:00.841Z","isFirstParty":false}