{"uid":"cap_TK5Xhy5q59HBetXzfQHxg","slug":"api-myceliasignal-com-0fb595d1","name":"MyCeliaSignal ETH/USD IV Surface with Divergence Detection","description":"ETH multi-exchange IV surface with divergence detection — Ed25519 signed attestation","url":"https://api.myceliasignal.com/oracle/iv-surface/eth/usd","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":"0.05","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":"$0.05/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.05","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.05","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_OCOLCgTY_I84YVsuG6MQv","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.05","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns a multi-exchange implied volatility surface for ETH/USD options with per-strike IV, cross-exchange divergence detection, and mispricing alerts, delivered as an Ed25519-signed attestation.","exampleAgentPrompt":"Pull me the current ETH/USD implied volatility surface across all exchanges, and flag any strikes where IV is diverging significantly between venues — I need the Ed25519-signed attestation included.","exampleUseCases":null,"resultDescription":"A structured implied volatility surface for ETH/USD, including per-strike IV values aggregated from multiple exchanges, cross-exchange divergence scores, mispricing alerts where IV discrepancies are detected, and an Ed25519 cryptographic signature attesting to the data integrity and origin.","failureModes":["Exchange data unavailable — one or more source exchanges may be down or rate-limiting","Insufficient options data — not enough strikes or expiries to construct a full surface","Payment not fulfilled — x402 payment of $0.05 USDC required before data is returned","Signature verification failure — Ed25519 attestation cannot be generated if upstream data is incomplete","Stale data — if real-time feeds are delayed, surface may not reflect current market conditions"],"whenToPreferThis":"Choose this endpoint when you need a cryptographically attested, multi-exchange ETH implied volatility surface with built-in divergence and mispricing detection — particularly useful for on-chain oracle integrations, options market-making, arbitrage signal generation, or any use case requiring verifiable IV data across venues rather than a single-exchange snapshot.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-13T06:47:44.727Z","isFirstParty":false}