{"uid":"cap_J3CmcCnJb3PPWyPeHNs_f","slug":"halowerk-marktwerk-trading-volume-anomaly-detection-e753d2af","name":"HALOWERK marktwerk — Trading Volume Anomaly Detection","description":"HALOWERK marktwerk — bezahlte Endpunkte nach x402. Preise in USDC auf Base Mainnet.","url":"https://markt.netzhandwerker.de/anomaly/volume","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"venue":{"enum":["binance","coinbase","kraken","okx","bybit"],"type":"string","default":"binance","description":"Exchange whose recorded history is used."},"symbols":{"type":"array","items":{"type":"string","pattern":"^[A-Za-z0-9]{2,15}/[A-Za-z0-9]{2,15}$"},"maxItems":20,"minItems":1,"description":"Pairs as BASE/QUOTE. Only pairs the collector of this hub watches can be answered; watched_pairs in the answer lists them.","uniqueItems":true},"lookback":{"enum":["1h","4h","24h","7d"],"type":"string","default":"24h","description":"Length of the baseline window."},"sensitivity":{"enum":["streng","normal","weit"],"type":"string","default":"normal","description":"Threshold on the robust z value: streng 5, normal 3.5, weit 2.5."}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.003","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":"$0.003/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_ixLrOKc0tfdnV8Qwis36f","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":"Detects statistically significant volume anomalies in cryptocurrency trading pairs across major exchanges using robust z-score analysis.","exampleAgentPrompt":"Check for volume anomalies on Binance for BTC/USDT and ETH/USDT over the last 24 hours using normal sensitivity — flag anything that looks statistically unusual.","exampleUseCases":[{"title":"Whale alert monitoring for DeFi trader","prompt":"Scan Binance for volume anomalies on BTC/USDT, ETH/USDT, and SOL/USDT over the past 4 hours with strict sensitivity — I want to catch any sudden volume surges that might indicate whale activity."},{"title":"Exchange comparison for market analyst","prompt":"Run a volume anomaly check on Kraken for BTC/USD and ETH/USD over the last 7 days using normal sensitivity — I'm trying to see if anything unusual happened this week compared to baseline."},{"title":"Low-cap coin unusual activity scan","prompt":"Check for volume anomalies on OKX for DOGE/USDT and SHIB/USDT over the last 1 hour with wide sensitivity — I want to know if there's any early sign of a pump or unusual move."}],"resultDescription":"Returns a list of analyzed trading pairs with their robust z-scores, anomaly flags indicating whether volume deviates significantly from the baseline window, and the list of watched pairs the service currently tracks for the chosen exchange.","failureModes":["Requested trading pair not in the collector's watched_pairs list — returns empty or error for that symbol","Exchange not supported — must be one of binance, coinbase, kraken, okx, bybit","Invalid symbol format — must match BASE/QUOTE pattern like BTC/USDT","Payment failure via x402 / insufficient USDC balance — request rejected with 402","Lookback window with insufficient data — z-score may be unreliable or unavailable"],"whenToPreferThis":"Choose this endpoint when you need a statistically rigorous, ready-to-use volume anomaly signal for cryptocurrency pairs without building your own baseline logic. It is particularly suited for agents that need to act on volume spikes or drops in near-real-time across major exchanges. Prefer it over raw OHLCV feeds when you want an already-computed robust z-score rather than raw candle data.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T06:40:10.454Z","isFirstParty":false}