{"uid":"cap_qiQbhHdhZ4sayYqK_6MJ7","slug":"live-perpetual-funding-rates-api-d26e7073","name":"Live Perpetual Funding Rates API","description":"Live perp funding rates across 5 venues (Hyperliquid, Bybit, Pacifica, Extended, Lighter), normalized to hourly rate and APR %, with mark price and open interest. Query: coin (optional, e.g. BTC), venue (optional). Cached <=60s. $0.005 per call.","url":"https://klane402.deanhiki.workers.dev/api/funding/latest?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$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"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":{"type":"json","example":{"asOf":"2026-10-30T06:00:00Z","rates":[{"apr":10.95,"coin":"BTC","venue":"hyperliquid","hourly":0.0000125}]}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.005","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":"$0.005/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_KRbG6lUOA7jalCuUVO_5a","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.005","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns live perpetual futures funding rates normalized to hourly rate and APR across up to 5 venues (Hyperliquid, Bybit, Pacifica, Extended, Lighter), with mark price and open interest, cached ≤60s.","exampleAgentPrompt":"What's the current funding rate for BTC across Hyperliquid, Bybit, and the other supported venues — give me the hourly rate and APR for each?","exampleUseCases":[{"title":"Compare BTC funding rates across venues","prompt":"Show me the live funding rates for BTC on all supported venues right now — I want to see the hourly rate and APR for each exchange so I can pick the cheapest one to be long."},{"title":"Monitor ETH perp funding on Hyperliquid","prompt":"What's the current ETH perpetual funding rate on Hyperliquid? I need the hourly rate, APR, and open interest."},{"title":"Spot cheapest funding rate for altcoin","prompt":"I'm considering a SOL long position — can you pull the latest funding rates for SOL across all the venues you have access to and tell me which one has the lowest APR right now?"}],"resultDescription":"A JSON object with an 'asOf' UTC timestamp and a 'rates' array. Each element includes: coin symbol, venue name, hourly funding rate (decimal), APR percentage, and optionally mark price and open interest. Data is cached for up to 60 seconds.","failureModes":["Unknown coin symbol returns empty rates array or error","Invalid venue parameter ignored or returns error","Cache may return data up to 60 seconds stale","Payment failure (x402) if USDC balance insufficient — returns 402 Payment Required","Venue API downtime may result in missing entries for that venue in the response"],"whenToPreferThis":"Use this endpoint when you need normalized, cross-venue perpetual funding rate data aggregated in a single call. It is preferable to querying individual exchange APIs separately because it normalizes all rates to hourly and APR formats, covers 5 venues simultaneously, and is already aggregated and cached. Choose this over the arbitrage scanner sibling when you want raw rate data rather than pre-computed spread opportunities.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-31T18:39:57.139Z","isFirstParty":false,"canonicalSlug":"live-perpetual-funding-rates-api-d26e7073"}