{"uid":"cap_pn9SP9S_pzUQWg9JtBmIQ","slug":"anansi-data-anomaly-detection-e5cf2143","name":"Anansi Data Anomaly Detection","description":"Statistical outliers: keys whose latest move breaks their own historical baseline (z-score). Manufactured from accumulation.","url":"https://anansidata.xyz/paid/intel/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","const":"http"},"method":{"enum":["GET","HEAD","DELETE"],"type":"string"},"queryParams":{"type":"object","properties":{"field":{"type":"string","description":"Numeric field present in that dataset."},"dataset":{"type":"string","description":"Exact dataset name."},"z_threshold":{"type":"number","default":3,"description":"Std deviations from the key's own baseline required to flag."}}}}},"output":{"type":"object"}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.05","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":"$0.05/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.05","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.05","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_mTdM25J-4GJ1QJfusJltZ","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.05","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Detects statistical outliers by computing z-scores on the latest move of tracked keys against their own historical baseline.","exampleAgentPrompt":"Which keys in the crypto dataset are showing statistically anomalous moves right now — I want the ones whose latest change breaks their own historical baseline by z-score.","exampleUseCases":[{"title":"Crypto market anomaly alert","prompt":"Check the crypto price dataset and tell me which tokens are showing statistically unusual moves today — anything whose latest price change is way outside its own historical norm by z-score."},{"title":"Monitoring data quality outliers","prompt":"Scan the 'user_metrics' dataset and flag any keys whose latest values are statistical outliers compared to their own historical baseline — I want z-scores so I can prioritize which ones to investigate first."},{"title":"Unusual API pricing movements","prompt":"Look at the LLM pricing dataset and tell me which model prices have moved in a way that's statistically anomalous against their own history — I want to catch anything that's an outlier before it affects our cost estimates."}],"resultDescription":"Returns a list of tracked keys whose latest value change constitutes a statistical outlier relative to that key's own historical baseline, along with z-scores quantifying the deviation severity.","failureModes":["Insufficient historical data for a key yields no z-score or unreliable baseline","Invalid dataset identifier returns an error","Keys with very low variance may produce inflated z-scores","Network timeout for large datasets","Payment failure via x402 protocol blocks the request"],"whenToPreferThis":"Use this endpoint when you need to surface which specific data points have moved unusually relative to their own history — not just which are highest or lowest in absolute terms. Ideal when monitoring many keys and wanting automated statistical triage rather than manual threshold-setting. Prefer over velocity ranking when you want self-normalized deviation, not raw speed.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T12:34:18.722Z","isFirstParty":false}