{"uid":"cap_N41iRtLkNLn1434VvtGmQ","slug":"claw402-open-interest-kline-oi-kline-via-vergex-trade-3ff64fe7","name":"claw402 Open Interest Kline (OI Kline) via vergex.trade","description":"Backed by vergex.trade. Pay for any API with USDC. No API keys. No registration. Just a wallet.","url":"https://claw402.ai/api/v1/coinank/oi/kline","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":{"size":{"type":"string"},"symbol":{"type":"string"},"endTime":{"type":"string"},"exchange":{"type":"string"},"interval":{"type":"string"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":{"type":"json","example":{"code":0,"data":[]}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.002","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":"$0.002/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_Y30kSVIlzDR-ePE7c3WCe","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns historical open interest kline (candlestick) data for a specified crypto symbol, exchange, and time interval via the CoinAnk data source.","exampleAgentPrompt":"Can you pull the hourly open interest kline data for BTCUSDT on Binance for the last 50 candles ending now? I want to see how OI has been trending.","exampleUseCases":null,"resultDescription":"Returns a JSON object with a status code and an array of open interest kline (candlestick) data points for the requested symbol, exchange, and interval. Each data point represents OI values over the specified time period.","failureModes":["Invalid or unsupported symbol returns empty data array","Unsupported exchange name returns empty or error response","Invalid interval string causes bad request or empty result","Missing required query parameters may return an error or empty dataset","Upstream CoinAnk data unavailable causes downstream failure","Payment not fulfilled results in HTTP 402 before data is returned"],"whenToPreferThis":"Use this endpoint when you need historical open interest kline/candlestick data for crypto futures markets, especially when you want to analyze OI trends across specific exchanges and intervals without setting up API keys. Ideal for agents doing derivatives market analysis with USDC micropayments via x402.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T06:42:16.834Z","isFirstParty":false}