{"uid":"cap_SBobXI0XAjQYoTzZBFhXJ","slug":"null-coverage-analytics-equal-width-histogram-date-by-category-pivot-0671d870","name":"Null Coverage Analytics: Equal-Width Histogram + Date by Category Pivot","description":"Null coverage — Equal-width histogram + Date by category pivot: Equal-width histogram + Date by category pivot 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-03-173?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_e0hLOTh4bKMC5kbWzi_oh","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 analytical reports — an equal-width histogram and a date-by-category pivot — for null coverage data (missing_values, total_values) supplied by the caller, for up to 200 rows.","exampleAgentPrompt":"I have null coverage records for 4 dataset groups with dates ranging from 2026-10-01 to 2026-10-04, each with missing_values and total_values counts — can you generate an equal-width histogram (5 bins) and a date-by-category pivot report on the missing_values field for up to 200 rows?","exampleUseCases":[{"title":"Data quality audit across pipeline stages","prompt":"I have 150 rows of null coverage data from our ETL pipeline, each tagged with a dataset_group and date, with missing_values and total_values filled in — please generate a 10-bin equal-width histogram and a date-by-category pivot on missing_values so I can see where nulls cluster."},{"title":"Monthly missing data trend by team","prompt":"Here are 80 records of null coverage logs across 5 team groups, dated daily through last month — run an equal-width histogram with 7 bins and a date-by-category pivot on total_values to show how each team's data completeness changed over time."},{"title":"Comparing null rates across schema versions","prompt":"I've got 60 rows of null coverage records split between two dataset groups representing schema v1 and v2, with dates and missing_values per row — can you give me a 5-bin histogram and a pivot table by date and category on the missing_values field?"}],"resultDescription":"Returns two analytical reports: (1) an equal-width histogram showing the frequency distribution of the selected field (missing_values or total_values) across up to 30 configurable bins, and (2) a date-by-category pivot table aggregating the selected field across dataset_group and date dimensions. Both reports are computed locally from the supplied data with no external lookups.","failureModes":["More than 200 rows submitted — request exceeds maxItems limit","Missing required fields (row_id, dataset_group, date, missing_values, total_values) on any row — validation error","Date strings not matching YYYY-MM-DD pattern — schema validation failure","bins value outside 1–30 range — validation error","field value not one of 'missing_values' or 'total_values' — enum validation failure","Null or non-numeric values in numeric fields may affect histogram computation"],"whenToPreferThis":"Choose this endpoint when you have pre-collected null coverage records (with missing_values and total_values per row, grouped by dataset_group and date) and need two complementary views — a histogram of distribution shape and a date-by-category pivot — in a single low-cost call. Ideal for data quality monitoring workflows, ETL audits, or schema profiling tasks where the data is already on hand and no external data retrieval or prediction is needed.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-18T00:58:22.838Z","isFirstParty":false,"canonicalSlug":"null-coverage-analytics-equal-width-histogram-date-by-category-pivot-0671d870"}