{"uid":"cap_zVfCasFAfzCQ8nCmAPLbz","slug":"nami-funding-arbitrage-signal-9e09de4f","name":"Nami Funding Arbitrage Signal","description":"Decision-ready funding-arb SIGNAL for crypto perpetuals — cross-venue gross spread taken net of public round-trip taker fees, periods-to-breakeven, and depth-sized max notional at $1k/$5k/$10k, ranked. A derived outcome, not a profit forecast.","url":"https://api.usenami.io/v1/perp/arbitrage/funding-signal","method":"GET","headers":{},"bodySchema":{"type":"object","$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_0szHhuOhQw3YGh9S3sXZQ","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 a ranked, decision-ready funding arbitrage signal showing gross spread net of round-trip taker fees, periods-to-breakeven, and depth-sized max notional across venues for perpetual futures.","exampleAgentPrompt":"Give me the ranked funding arbitrage signals for BTC perpetuals right now — show me the net spread after round-trip taker fees, how many periods to breakeven, and the max notional I can put on at $5k depth.","exampleUseCases":null,"resultDescription":"A ranked list of funding arbitrage opportunities across venues, each showing the gross funding rate spread, net spread after public round-trip taker fees, number of funding periods required to break even, and depth-sized maximum notional at $1k/$5k/$10k tiers. Results are presented as a derived signal, not a profit forecast.","failureModes":["Missing required 'type' or 'method' fields in input returns a 400 validation error","Unknown ticker or unsupported instrument type returns empty results or 404","Insufficient liquidity depth at requested size tier may return null notional values","Stale orderbook data may reduce signal accuracy during low-liquidity periods","Payment failure (x402) if USDC balance is insufficient returns 402 Payment Required"],"whenToPreferThis":"Use this endpoint when you need a pre-computed, fee-adjusted funding arbitrage signal ranked and ready for decision-making, rather than raw funding rates or spreads you'd have to net yourself. Prefer this over the raw cross-venue spread endpoint when you need breakeven analysis and depth-sized notional limits baked in.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-13T18:37:01.739Z","isFirstParty":false}