{"uid":"cap_rtcViwJxssXYkwiJ9neqO","slug":"crypto-open-interest-positioning-signal-51c26381","name":"Crypto Open Interest & Positioning Signal","description":"Pay-per-call crypto microdata for trading/onchain AI agents via x402 (USDC on Base): Base gas, token risk, balances, multi-venue prices, Hyperliquid book/funding, kimchi premium. No API keys.","url":"https://kr-x402-mvp.kgy5612.workers.dev/v1/crypto/open-interest?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"],"type":"string"},"queryParams":{"type":"object","properties":{"coin":{"type":"string","examples":["BTC","ETH","SOL"],"maxLength":12,"description":"Perp coin, e.g. BTC, ETH, SOL, DOGE (alias symbol=; default BTC)"}},"additionalProperties":false}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":{"type":"json","example":{"coin":"BTC","next":["/crypto/funding-signal?coin=BTC","/crypto/candles?symbol=BTC&interval=1h","/crypto/hl-book?coin=BTC"],"action":"No crowding extreme; positioning is not a reason to fade or follow.","funding":{"okx_8h_pct":0.0053,"okx_apr_pct":5.76,"hyperliquid_apr_pct":10.95},"reasons":["OI -3.9% in 4h: deleveraging","4h liquidations: longs $2900k vs shorts $310k (longs_liquidated)","4h taker buy/sell 0.87"],"verdict":"BALANCED","taker_flow":{"1h":{"buy_usd":213069948,"sell_usd":267061837,"buy_sell_ratio":0.798}},"updated_at":"2026-10-30T08:40:00Z","liquidations":{"1h":{"count":38,"dominant":"longs_liquidated","long_liq_usd":1250000,"short_liq_usd":40000},"4h":{"count":90,"dominant":"longs_liquidated","long_liq_usd":2900000,"short_liq_usd":310000},"24h":{"count":100,"dominant":"longs_liquidated","long_liq_usd":2900000,"short_liq_usd":310000},"venue":"okx","sample_covers_minutes":230},"open_interest":{"okx_usd":2579936287,"total_usd":4979936287,"change_1h_pct":-2.11,"change_4h_pct":-3.9,"change_24h_pct":1.2,"hyperliquid_usd":2400000000},"crowding_score":0,"long_short_ratio":{"max_48h":2.72,"min_48h":1.69,"long_pct":69.1,"change_24h":0.49,"okx_accounts":2.24,"ratio_24h_ago":1.75,"percentile_48h":53}}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.003","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":"$0.003/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.003","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.003","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_if3T9Fe9RHpwZXAeeFP2x","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.003","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns real-time open interest, liquidations, taker flow, long/short ratio, and a crowding verdict for a given crypto perpetual coin","exampleAgentPrompt":"What's the current open interest and positioning verdict for BTC — are longs getting liquidated heavily and is the market crowded enough to fade?","exampleUseCases":[{"title":"Pre-trade crowding check for BTC","prompt":"Before I open a long on BTC perps, check the current open interest and tell me if the market is crowded or if there's a crowding extreme I should be aware of."},{"title":"ETH liquidation cascade detection","prompt":"Are there heavy long liquidations happening on ETH right now? Show me the 1h and 4h liquidation breakdown and taker flow so I can decide whether to step in."},{"title":"SOL positioning divergence across venues","prompt":"Pull the open interest and long/short ratio for SOL perps and tell me if there's a big divergence between OKX and Hyperliquid funding rates — I want to see the crowding verdict."}],"resultDescription":"A JSON object containing: the coin's total and per-venue open interest in USD with 1h/4h/24h % changes, long liquidation and short liquidation amounts across 1h/4h/24h windows with dominant side, taker buy/sell volumes and ratio, long/short ratio with 48h percentile context, funding rates (OKX APR and Hyperliquid APR), a crowding_score, a human-readable verdict (e.g. BALANCED), a plain-English action recommendation, bullet-point reasons, and suggested next endpoints to call.","failureModes":["Invalid or unsupported coin symbol returns an error or empty result","Payment failure (x402 USDC on Base) results in 402 response before data is returned","Stale data if upstream OKX/Hyperliquid feeds are delayed — updated_at field should be checked","No coin param defaults to BTC — missing coin param does not error but may return unexpected coin","Rate or venue data may be partial if one exchange feed is temporarily unavailable"],"whenToPreferThis":"Choose this endpoint when an AI trading agent needs a fast, consolidated crowding and positioning signal for crypto perps — combining OI, liquidations, taker flow, and funding in one call — without managing multiple exchange API keys. Ideal for pre-trade sanity checks, mean-reversion signal generation, or monitoring for liquidation cascades. Prefer over raw exchange APIs when you want a pre-interpreted verdict and action recommendation rather than raw numbers.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-31T18:42:15.503Z","isFirstParty":false,"canonicalSlug":"crypto-open-interest-positioning-signal-f709452d"}