{"uid":"cap_SLPchVlDcjyWihSbUu1ai","slug":"coinank-open-interest-by-exchange-878c0606","name":"CoinAnk Open Interest by Exchange","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/by-exchange","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":{"baseCoin":{"type":"string"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":{"type":"json","example":{"code":0,"data":[]}},"example":{"request":{"input":{"type":"http","method":"GET","queryParams":{"baseCoin":"BTC"}}},"response":{"code":"1","data":{"oi":[8508990204.4024,4187469149.74,3644657438.67422,2689478448.617898,2393868963.6828,2312838225.5729,2082864129.7324,2009680616.262,917589840.62252,570360340.56,359611610.33,214392528.168,138560658.223212,123604448.4724,24822304.410745107],"coins":[133673.4518,65779.135,57251.8168,42245.58015202633,37606.215,36348.048453,32714.846091651132,31554.0998,14414.5369,8955.39795821,5645.896,3368.092,2180.544977,1942.8209,390.4015],"exchanges":["Binance","Bybit","Gate","Okex","Bitget","Deribit","Huobi","Hyperliquid","Bitunix","Bitfinex","Aster","Lighter","Bitmex","Kraken","dYdX"]},"success":true}},"exampleRequest":{"baseCoin":"BTC"},"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_nKTKVcImgObOSJlfzBumN","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":"Retrieves cryptocurrency open interest data broken down by exchange for a given base coin","exampleAgentPrompt":"Show me the open interest breakdown by exchange for BTC right now — I want to see which exchanges are holding the most futures positions.","exampleUseCases":null,"resultDescription":"A JSON object with a code field (0 = success) and a data array containing open interest figures segmented by exchange for the requested base coin, allowing comparison of OI levels across venues like Binance, OKX, Bybit, etc.","failureModes":["Empty data array returned if baseCoin is not recognized or has no open interest data","Non-zero code field indicating upstream CoinAnk API error","Payment failure via x402 if wallet has insufficient USDC balance","Malformed or missing baseCoin parameter may return empty or error response","Rate limiting or gateway timeout from claw402 proxy layer"],"whenToPreferThis":"Use this endpoint when you need to see how open interest in a specific cryptocurrency is distributed across multiple exchanges simultaneously, e.g. for identifying where futures positioning is concentrated. Prefer this over generic price APIs when the specific insight needed is derivatives/OI data rather than spot prices or volume.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T00:57:07.974Z","isFirstParty":false}