{"uid":"cap_m1otL4sKiFZgoGULE0GWF","slug":"usenami-perpetual-funding-carry-025cb33a","name":"Usenami Perpetual Funding Carry","description":"Per-venue funding carry for one crypto perpetual: raw funding_rate, annualized_carry_pct, and contango/backwardation structure from the funding sign. What holding this perp pays or costs you per year, venue by venue, across tracked CEX and DEX venues.","url":"https://api.usenami.io/v1/perp/carry","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"},"method":{"type":"string"}}}}},"responseSchema":null,"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_RzmGIOG5Gi8XdYElTxtzh","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 per-venue funding rate, annualized carry percentage, and contango/backwardation structure for a given perpetual futures ticker","exampleAgentPrompt":"What's the current funding rate and annualized carry for BTC perps on Binance right now — and is the market in contango or backwardation?","exampleUseCases":[{"title":"Carry trade opportunity scanner","prompt":"Check the annualized carry percentage for ETH perpetual futures across all venues — I want to know which exchange is offering the best carry and whether the market is in contango or backwardation."},{"title":"Funding rate arbitrage monitoring","prompt":"Pull the current funding rate and annualized carry for SOL perps on Bybit — I'm running a delta-neutral funding arbitrage strategy and need to know if it's worth opening a position."},{"title":"Market sentiment signal from funding","prompt":"What's the funding sign structure for BTC perps right now? I want to understand if the market is leaning bullish or bearish based on whether it's in contango or backwardation."}],"resultDescription":"Returns the raw funding rate for the requested ticker/venue, the annualized carry percentage derived from it, and a contango/backwardation classification inferred from the sign of the funding rate — allowing agents to assess carry trade attractiveness and market structure at a glance.","failureModes":["Unknown ticker symbol returns an error or empty result","Unsupported venue returns no data","Missing required input fields (type or method) returns a validation error","Stale funding data if the exchange feed is delayed","Rate limit exceeded if too many calls are made in quick succession"],"whenToPreferThis":"Use this endpoint when you need fast, structured per-venue funding carry data including the annualized carry percentage and contango/backwardation label — especially for carry trade analysis, delta-neutral strategy setup, or market sentiment signals derived from funding sign. Prefer this over a raw exchange API when you want normalized, pre-computed carry metrics across venues without building your own annualization logic.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T00:42:46.138Z","isFirstParty":false}