{"uid":"cap_Sp2ansNFi0tmHWd9w3SQy","slug":"kronos-perpetual-futures-funding-rate-market-data-8d206997","name":"Kronos Perpetual Futures Funding Rate & Market Data","description":"Returns live perpetual-futures funding rates, mark and index price, open interest, and 24h volume for BTC, ETH, SOL, XRP, and ADA from Kraken Futures and Hyperliquid, plus a per-symbol consensus with 8h and annualized funding, who pays whom, and a LONG_CROWDED / SHORT_CROWDED / BALANCED crowding label — use it to price carry or spot a crowded side before taking a leveraged position. Cached 5 minutes.","url":"https://x402.coinopai.com/api/kronos/futures/funding?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":{"symbol":{"type":"string","description":"Optional single symbol; omit for all five"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object","properties":{"symbols":{"type":"object"},"fetched_at":{"type":"string"},"venue_errors":{"type":"array"}}}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.02","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":"$0.02/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_In6jKN8rhDDczhdJmWlGq","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.02","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, mark/index prices, open interest, 24h volume, and crowding labels for BTC, ETH, SOL, XRP, and ADA across Kraken Futures and Hyperliquid, with per-symbol consensus metrics.","exampleAgentPrompt":"What are the current perpetual-futures funding rates for BTC and ETH — including who pays whom, whether either side looks crowded, and the annualized rate — pulled from Kraken Futures and Hyperliquid?","exampleUseCases":[{"title":"Pre-trade carry cost check","prompt":"Before I open a long BTC perp position, can you pull the current funding rate, annualized carry cost, and crowding label so I know if longs are already crowded and how much I'd be paying to hold?"},{"title":"Cross-asset funding rate scan","prompt":"Give me the current funding rates and crowding labels for all five coins — BTC, ETH, SOL, XRP, and ADA — across Kraken Futures and Hyperliquid so I can see which perp markets are most expensive or crowded right now."},{"title":"Short-side timing signal","prompt":"I'm thinking about shorting ETH perps — can you check whether the ETH market is currently SHORT_CROWDED, what the funding rate is, and whether shorts are paying or receiving funding right now?"}],"resultDescription":"A JSON object keyed by symbol (BTC, ETH, SOL, XRP, ADA), each containing mark price, index price, open interest, 24h volume, per-venue funding rates from Kraken Futures and Hyperliquid, a consensus funding rate with 8h and annualized values, a 'who pays whom' indicator, and a crowding label (LONG_CROWDED / SHORT_CROWDED / BALANCED). Also includes a fetched_at timestamp and any venue_errors. Data is cached for 5 minutes.","failureModes":["Venue errors array populated if Kraken Futures or Hyperliquid is unreachable — partial data returned for available venues","Stale data returned if cache refresh fails — fetched_at timestamp indicates data age","Invalid symbol query param returns error or falls back to all symbols","Payment failure (non-2xx from x402 layer) if USDC payment of $0.02 is not properly handled","Rate limiting or timeouts from upstream venues may produce incomplete open interest or volume fields"],"whenToPreferThis":"Choose this endpoint when you need a cross-venue consensus view of perpetual futures funding rates, crowding signals, and carry costs for the five major crypto assets (BTC, ETH, SOL, XRP, ADA) in a single call. It is especially valuable before entering or sizing a leveraged position, pricing a carry trade, or detecting one-sided crowding. Prefer it over raw exchange APIs when you want normalized, multi-venue aggregation with pre-computed annualized rates and crowding labels rather than raw tick data.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-13T06:48:05.032Z","isFirstParty":false,"canonicalSlug":"kronos-perpetual-futures-funding-rate-market-data-8d206997"}