{"uid":"cap_HnWIa6gDaK4Gj1HeZs6N0","slug":"beggar-bot-v1-ivsmile-implied-volatility-smile-lookup-809615f8","name":"Beggar Bot /v1/ivsmile – Implied Volatility Smile Lookup","description":"Paid: /v1/verify, /v1/risk, /v1/receipt cost $0.01 USDC per call on Base mainnet via x402 (payTo 0x719227f384b66BFEF00093D6d8d32fA9dC2B40e7); utilities analyze Base mainnet (USDC 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913) by default, network=base-sepolia optional; /v1/receipt/verify and discovery files are free. Operator: Beggar Bot.","url":"https://beggar-bot-demand.beggarbot.workers.dev/v1/ivsmile?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$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","HEAD","DELETE"],"type":"string"},"queryParams":{"type":"object","properties":{"expiry":{"type":"string","description":"e.g. 27NOV26 (first >6d)"},"currency":{"type":"string","description":"BTC or ETH"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":{"type":"json"},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.02","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":"$0.02/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_9v7DqNI-eu6e2ifo1PQCQ","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.02","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Fetches implied volatility smile data for BTC or ETH options at a specified expiry date on Base mainnet, paid via x402 at $0.02 USDC per call.","exampleAgentPrompt":"Can you fetch the implied volatility smile for BTC options with an expiry of 27NOV26 on Base mainnet? I need the full IV curve data.","exampleUseCases":[{"title":"BTC options IV smile research","prompt":"Pull the implied volatility smile for Bitcoin options expiring 27NOV26 — I want to see the full vol curve across strikes."},{"title":"ETH options volatility curve","prompt":"Get me the implied volatility smile for ETH options expiring 26DEC25 so I can compare it to BTC's vol surface."},{"title":"Crypto options testnet research","prompt":"Fetch the implied volatility smile for BTC options expiring 27MAR26 on the base-sepolia testnet — I'm testing an options strategy and need the IV curve."}],"resultDescription":"Returns JSON containing implied volatility smile data for the requested crypto asset and expiry date, including volatility values across the strike price range, enabling options pricing analysis and strategy construction.","failureModes":["Payment failure: insufficient USDC balance on Base mainnet returns 402 Payment Required","Invalid currency: values other than BTC or ETH rejected","Invalid expiry format: expiry must follow the e.g. 27NOV26 convention and be more than 6 days out","Network unavailable: Base mainnet or base-sepolia RPC errors may cause timeouts","Missing required params: omitting currency or expiry returns a 400 error"],"whenToPreferThis":"Use this endpoint when you need on-demand implied volatility smile data for BTC or ETH options on Base mainnet via a micropayment-gated API. Prefer this over centralized options data providers when operating within a crypto-native, x402-payment-enabled agent workflow. Useful for agents that need real-time IV curve data without a subscription.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-11-10T18:38:32.656Z","isFirstParty":false,"canonicalSlug":"beggar-bot-v1-ivsmile-implied-volatility-smile-lookup-809615f8"}