{"uid":"cap_LPvUQXvy3D8Mn4C5xsCb5","slug":"numora-z-score-computation-api-da765269","name":"Numora Z-Score Computation API","description":"100 pure math computation endpoints for AI agents. Statistics, financial math, linear algebra, equation solving, calculus, number theory, sequence generation, and unit conversions. Zero external dependencies. x402 micropayments on Base.","url":"https://numorapoi.orbonomy.xyz/api/statistics/zscore","method":"POST","headers":{},"bodySchema":{"type":"object","required":["data"],"properties":{"data":{"type":"array"}}},"responseSchema":{"type":"object","required":["success","result","computation"],"properties":{"result":{"type":"object","description":"Computation result varies by endpoint"},"success":{"type":"boolean","description":"Always true on success"},"computation":{"type":"string","description":"Human-readable description of what was computed"}}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.1","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":"$0.03/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.03","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.03","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_kkeE8YcO1VOa1e7dTdUYx","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.03","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Computes the z-score (standard score) for a dataset, returning how many standard deviations each value is from the mean","exampleAgentPrompt":"Calculate the z-scores for this dataset: [72, 85, 90, 61, 78, 95, 83] so I can see which values are statistical outliers.","exampleUseCases":null,"resultDescription":"Returns a JSON object with success=true, a result object containing computed z-scores for each input value (and likely the mean and standard deviation used), and a human-readable computation string describing what was calculated.","failureModes":["Missing or empty data array returns validation error","Non-numeric values in data array cause computation failure","Single-element array may fail or return undefined z-score (no variance)","Payment of 0.1 USDC via x402 not completed returns 402 Payment Required","Malformed JSON body returns 400 Bad Request"],"whenToPreferThis":"Choose this endpoint when you need a self-contained, dependency-free z-score computation with micropayment access via x402 on Base. Ideal for AI agents needing on-demand statistical normalization without integrating a full data science stack or managing API keys. Best when you need a simple, reliable pure-math computation that returns immediately.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-16T00:32:08.462Z","isFirstParty":false}