{"uid":"cap_3i2DGYLbmjQPL4-saAp-p","slug":"nonvisceral-eloisa-mousily-ngrok-free-dev-9506f6e4","name":"Hyperliquid DEX Perpetual Futures Funding Rates & Open Interest API","description":"Cryptocurrency perpetual futures funding rates and open interest API: real-time BTC Bitcoin and ETH Ethereum funding rate data from Hyperliquid DEX. Open interest volume for crypto market analysis and trading signals.","url":"https://nonvisceral-eloisa-mousily.ngrok-free.dev/api/funding","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":{}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object","properties":{"updated_at":{"type":"string"},"funding_rates":{"type":"object"}}}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.01","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":"$0.01/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_pZKneOHOeUrOIiFLlsxsu","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 real-time BTC and ETH perpetual futures funding rates and open interest data sourced from Hyperliquid DEX","exampleAgentPrompt":"What are the current BTC and ETH perpetual futures funding rates and open interest on Hyperliquid DEX right now? I want to check if funding is positive or negative to help with my trading signal.","exampleUseCases":null,"resultDescription":"Returns a JSON object containing real-time funding rates for BTC and ETH perpetual futures sourced from Hyperliquid DEX, including open interest volume data and an updated_at timestamp indicating data freshness. Useful for assessing market sentiment, carry costs, and potential squeeze conditions.","failureModes":["Hyperliquid DEX API unavailable — upstream data source outage","ngrok tunnel down — service unreachable (503/504)","Payment not processed — 402 Payment Required if x402 micropayment not sent","Stale data — updated_at may lag if upstream feed is delayed","Rate limiting — too many requests in short period"],"whenToPreferThis":"Choose this endpoint when you specifically need Hyperliquid DEX funding rate and open interest data for BTC and ETH perpetual futures in real time. Prefer this over the cross-venue aggregated endpoint when you want Hyperliquid-specific exposure rather than a blended multi-exchange signal. Best for DEX-focused trading strategies, arbitrage analysis between CEX and DEX funding rates, or monitoring Hyperliquid market conditions specifically.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T18:41:25.378Z","isFirstParty":false}