{"uid":"cap_xlu9ed3eM6QfwBSUxIkn8","slug":"api-usenami-io-b21c4c7c","name":"Nami Perpetuals Volume Anomaly Scanner","description":"Volume-spike scanner across tracked crypto perpetuals: every ticker whose current 24h volume is at least your multiplier × the baseline average over a lookback window. Raw scan — it surfaces unusual activity, it does not interpret it.","url":"https://api.usenami.io/v1/perp/volume-anomalies","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":"0.003","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"settled","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":"$0.003/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.003","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.003","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_VQB29t_sC0G6vylT386Pp","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.003","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Scans perpetual futures tickers for volume spikes where 24h rolling volume exceeds a multiplier times the baseline historical average over a lookback window.","exampleAgentPrompt":"Show me all perp tickers where today's 24-hour volume is at least 3x their historical baseline average — I want to catch any volume anomalies across venues right now.","exampleUseCases":null,"resultDescription":"A list of perpetual futures tickers whose current 24-hour USD volume exceeds the specified multiplier times their historical baseline average volume over the lookback window, including the raw volume figures and spike ratios for each ticker.","failureModes":["Invalid or missing multiplier parameter returns 400 error","Lookback window out of supported range returns 400 error","No tickers match the threshold — returns empty list","Upstream data unavailability causes partial or stale results","Payment failure (x402) blocks the request entirely"],"whenToPreferThis":"Use this endpoint when you need a broad cross-venue scan to surface perpetual futures contracts with statistically anomalous trading volume — ideal for pre-trade opportunity screening, momentum strategy inputs, or real-time market surveillance. Prefer this over single-ticker volume endpoints when you want to discover which symbols are spiking without knowing them in advance.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T12:51:53.122Z","isFirstParty":false}