{"uid":"cap_VaEUxywohR_4F4V9N3Boo","slug":"null-coverage-daily-sum-series-and-equal-width-histogram-fdea9237","name":"Null Coverage Daily Sum Series and Equal-Width Histogram","description":"Null coverage — Daily sum series + Equal-width histogram: Daily sum series + Equal-width histogram for supplied null coverage records (missing_values, total_values). Up to 200 rows; 2 independent reports using shared local analytical engines. No live lookup, prediction, professional assessment or external action. 0.01 USDC includes 2 supplied-data reports for up to 200 rows.","url":"https://market.datapackvibe.com/x402/assistant-ib26-analytics-03-139?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"bins":{"type":"integer","default":5,"maximum":30,"minimum":1},"rows":{"type":"array","items":{"type":"object","required":["row_id","dataset_group","date","missing_values","total_values"],"properties":{"date":{"type":"string","default":"","pattern":"^\\d{4}-\\d{2}-\\d{2}$","maxLength":10},"row_id":{"type":"string","default":"","maxLength":80,"minLength":1},"total_values":{"type":["number","null"],"maximum":1000000000000,"minimum":-1000000000000},"dataset_group":{"type":"string","default":"","maxLength":80},"missing_values":{"type":["number","null"],"maximum":1000000000000,"minimum":-1000000000000}},"additionalProperties":false},"default":[{"date":"2026-10-01","row_id":"row-1","total_values":1,"dataset_group":"group-a","missing_values":10},{"date":"2026-10-02","row_id":"row-2","total_values":2,"dataset_group":"group-b","missing_values":20},{"date":"2026-10-03","row_id":"row-3","total_values":3,"dataset_group":"group-a","missing_values":15},{"date":"2026-10-04","row_id":"row-4","total_values":4,"dataset_group":"group-b","missing_values":30}],"maxItems":200,"minItems":1},"field":{"enum":["missing_values","total_values"],"type":"string","default":"missing_values"}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.01","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":"$0.01/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm__8BVyU9Fh6EOyn-nR9OoX","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Generates two local analytical reports — a daily sum time series and an equal-width histogram — for supplied null coverage records (missing_values and total_values fields).","exampleAgentPrompt":"I have 150 null coverage records with date, dataset_group, missing_values, and total_values columns — can you generate a daily sum time series and an equal-width histogram with 10 bins for the missing_values field?","exampleUseCases":[{"title":"Daily missing value trend for data pipeline","prompt":"I have 80 rows of null coverage data from my ETL pipeline, each with a date, dataset_group, missing_values, and total_values. Can you produce a daily sum series and a 5-bin histogram for the missing_values field so I can see which days had the most missing data?"},{"title":"Data quality distribution audit for analytics team","prompt":"Our analytics team needs to audit null coverage across multiple dataset groups. We have 200 records — please compute a daily sum series and an equal-width histogram with 15 bins on total_values so we can see how data completeness is distributed."},{"title":"Comparing null rates across two dataset groups","prompt":"I want to compare null coverage between group-a and group-b over the past month. I have 60 rows with missing_values and total_values per day — can you give me a daily sum time series and a 7-bin histogram for missing_values?"}],"resultDescription":"Returns two analytical reports computed locally from the supplied rows: (1) a daily sum series showing aggregated missing_values or total_values totals per date, and (2) an equal-width histogram with the specified number of bins showing the distribution of the chosen field across all supplied records.","failureModes":["Fewer than 1 row supplied — request rejected","More than 200 rows supplied — exceeds maximum row limit","Invalid date format (not YYYY-MM-DD) — validation error","Bin count outside 1–30 range — rejected","Missing required row fields (row_id, date, missing_values, total_values) — schema validation failure","null values for both missing_values and total_values in all rows — may produce empty or degenerate output"],"whenToPreferThis":"Choose this endpoint when you have up to 200 rows of null coverage records and need both a daily time series aggregation and a histogram distribution report in a single low-cost call ($0.01 USDC). Ideal for data quality monitoring workflows where no external data lookup, prediction, or live service is needed — all computation is local and deterministic.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-18T00:58:14.562Z","isFirstParty":false,"canonicalSlug":"null-coverage-daily-sum-series-and-equal-width-histogram-fdea9237"}