{"uid":"cap_rVNeGjBL1sc80gYl18-pD","slug":"hyperliquid-official-open-interest-39cdcf22","name":"Hyperliquid Official Open Interest","description":"Operator-neutral Hyperliquid trading intelligence — perp fills, position lifecycles, all-wallet leaderboards, trader cohorts, liquidation risk and prediction markets. Every endpoint is FIRST-PARTY: computed from our own node_fills ledger and the Hyperliquid public info API (no third-party data source). Free quota, then HTTP 402 (x402: pay-per-call in USDC, no account, no key).","url":"https://hyperliquid-data.v1337.org/services/hyperliquid-data/v1/markets/official-oi","method":"POST","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method","bodyType","body"],"properties":{"body":{"type":"object","description":"Operator-defined JSON payload. Probe the upstream or consult the operator's /openapi.json for the concrete shape.","additionalProperties":true},"type":{"type":"string","const":"http"},"method":{"enum":["POST","PUT","PATCH"],"type":"string"},"headers":{"type":"object","additionalProperties":{"type":"string"}},"bodyType":{"enum":["json","form-data","text"],"type":"string"},"queryParams":{"type":"object","additionalProperties":{"type":"string"}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":{"type":"json","example":{}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.001","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":"down","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.001/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_oyXyiXodtrS0Zb24m7QIW","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.001","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns official open interest data across Hyperliquid perpetual markets, computed from first-party node fills and the Hyperliquid public info API.","exampleAgentPrompt":"What's the current official open interest across Hyperliquid perpetual markets right now? Pull the data from first-party sources.","exampleUseCases":null,"resultDescription":"Returns official open interest figures for Hyperliquid perpetual markets, computed directly from first-party node fills and the Hyperliquid public info API — not aggregated from third-party sources. Typically includes per-market OI values in USD or contract units.","failureModes":["HTTP 402 if free quota is exhausted and no x402 USDC payment is provided","Malformed POST body yields a 400-level error","Upstream Hyperliquid API downtime may cause delayed or missing data","Empty response if no markets match the provided filter criteria"],"whenToPreferThis":"Use this endpoint when you need authoritative, first-party open interest data for Hyperliquid perpetual markets without relying on third-party aggregators. Prefer this over generic crypto data APIs when Hyperliquid-specific accuracy matters, such as for liquidation risk modeling, position sizing, or market depth analysis.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T20:27:06.332Z","isFirstParty":false}