{"uid":"cap_wAES7VN3ylYZ50saO-dJv","slug":"delx-commerce-null-distribution-analyzer-83cbf3c0","name":"Delx Commerce — Null Distribution Analyzer","description":"Pay-per-result APIs for agents. No signup. Exact price. Verifiable delivery. USDC on Base + Solana via x402.","url":"https://commerce.delx.ai/api/v1/x402/null-distribution?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"records":{"type":"array","description":"Input field: records."}}},"responseSchema":{"type":"json","example":{"fields":{"id":{"percent":0,"null_or_missing":0},"score":{"percent":50,"null_or_missing":1}},"schema":"delx/util-null-distribution/v1","record_count":2}},"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_VyxXInh5D7JXELHawqLm1","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":"Analyzes an array of records to compute per-field null/missing value percentages and distributions","exampleAgentPrompt":"Can you analyze these records and tell me which fields have null or missing values and what percentage of records are affected for each field?","exampleUseCases":[{"title":"Pre-pipeline data quality check","prompt":"Before I run my ML pipeline, can you check these training records and tell me which fields are null or missing and how often?"},{"title":"Customer data completeness audit","prompt":"I have a list of customer records and I want to know which fields like email or score are frequently null or missing — can you compute the null distribution across all of them?"},{"title":"ETL data validation before ingestion","prompt":"Before loading these records into our database, can you analyze them and report the percentage of null or missing values per field so I know what to clean up first?"}],"resultDescription":"Returns a JSON object with per-field statistics including the percentage of non-null values and the count of null or missing entries, along with the total record count and a schema identifier (e.g. delx/util-null-distribution/v1).","failureModes":["Empty or malformed records array returns an error or empty field map","Non-array input for records field causes schema validation failure","Payment not delivered via x402 protocol results in 402 Payment Required response","Extremely large record arrays may time out or exceed payload limits"],"whenToPreferThis":"Choose this endpoint when you need a lightweight, pay-per-call null and missing value profiling tool with no signup friction, especially in agent workflows where data quality checks are a preprocessing step before storage or ML pipelines. Ideal when you want verifiable, per-field null statistics delivered cheaply at $0.003 USDC per call via x402 on Base or Solana.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-01T00:54:07.690Z","isFirstParty":false,"canonicalSlug":"delx-commerce-null-distribution-analyzer-83cbf3c0"}