{"uid":"cap_2CN-Oegzili7rXj9hY_rU","slug":"crypto-oi-kline-positioning-signal-coinank-1c64709c","name":"Crypto OI Kline & Positioning Signal (Coinank)","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/api/v1/coinank/oi/kline?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_0tcCdKvELGbUZaz2rF12I","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 open interest kline data plus a structured crowding/positioning verdict for a perpetual futures coin, including OI changes, liquidations, taker flow, long/short ratios, and funding rates across OKX and Hyperliquid.","exampleAgentPrompt":"Pull the current open interest positioning signal for ETH perps — I want to know if longs are crowded, recent liquidations, taker flow, and whether OI is rising or falling over the last 4 hours.","exampleUseCases":[{"title":"Crowding check before a short trade","prompt":"Before I short BTC, can you check if longs are already getting squeezed — give me the OI change over the last 4 hours, liquidation breakdown, and a verdict on whether positioning is crowded or balanced?"},{"title":"Funding rate arbitrage scan","prompt":"What's the current funding rate for ETH on Hyperliquid versus OKX, and is open interest rising or falling? I want to know if there's a funding arb opportunity."},{"title":"Deleveraging alert for SOL perps","prompt":"Check SOL perpetuals right now — is there any sign of deleveraging? I want the 4h OI change, recent long vs short liquidations, and the taker buy/sell ratio."}],"resultDescription":"Returns a JSON object with: a verdict (e.g. BALANCED, CROWDED), a human-readable action recommendation, reasons array explaining the signal, open interest in USD across OKX and Hyperliquid with 1h/4h/24h percentage changes, liquidation counts and USD amounts for longs and shorts across 1h/4h/24h windows, taker buy/sell flow ratios, long/short ratio with 48h percentile context, funding rates (OKX 8h % and APR, Hyperliquid APR), a crowding score, and next suggested endpoint calls.","failureModes":["Unknown coin symbol returns an error or empty data","Coinank upstream data lag may cause stale OI or liquidation figures","Very low-liquidity coins may have missing venue data","x402 payment failure if USDC balance on Base is insufficient","Rate limits or worker timeouts on high-traffic coins during volatile markets"],"whenToPreferThis":"Use this endpoint when an AI trading agent needs a pre-packaged positioning verdict that aggregates OI, liquidations, taker flow, and funding rates into a single actionable signal — especially when the agent needs to decide whether to fade or follow a move. Prefer this over raw exchange APIs when you want multi-venue aggregation (OKX + Hyperliquid) with no API key management, paid per-call via USDC on Base via x402.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-31T18:40:53.649Z","isFirstParty":false,"canonicalSlug":"crypto-oi-kline-positioning-signal-coinank-1c64709c"}