{"uid":"cap_fNaKhZcKfCjpnFSDI6Fr_","slug":"trading-journal-observations-grouped-numeric-summary-secondary-2ad6a2cc","name":"Trading Journal Observations — Grouped Numeric Summary + Secondary-Measure Weighted Mean","description":"Trading journal observations — Grouped numeric summary + Secondary-measure weighted mean: Grouped numeric summary + Secondary-measure weighted mean for supplied trading journal observations records (entry_price, exit_price). 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-finance-09-096?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"rows":{"type":"array","items":{"type":"object","required":["row_id","instrument_group","date","entry_price","exit_price"],"properties":{"date":{"type":"string","default":"","pattern":"^\\d{4}-\\d{2}-\\d{2}$","maxLength":10},"row_id":{"type":"string","default":"","maxLength":80,"minLength":1},"exit_price":{"type":["number","null"],"maximum":1000000000000,"minimum":-1000000000000},"entry_price":{"type":["number","null"],"maximum":1000000000000,"minimum":-1000000000000},"instrument_group":{"type":"string","default":"","maxLength":80}},"additionalProperties":false},"default":[{"date":"2026-10-01","row_id":"row-1","exit_price":1,"entry_price":10,"instrument_group":"group-a"},{"date":"2026-10-02","row_id":"row-2","exit_price":2,"entry_price":20,"instrument_group":"group-b"},{"date":"2026-10-03","row_id":"row-3","exit_price":3,"entry_price":15,"instrument_group":"group-a"},{"date":"2026-10-04","row_id":"row-4","exit_price":4,"entry_price":30,"instrument_group":"group-b"}],"maxItems":200,"minItems":1},"field":{"enum":["entry_price","exit_price"],"type":"string","default":"entry_price"}}},"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_ph9fSCdkLag-0boEqH7HW","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":"Computes grouped numeric summaries and secondary-measure weighted means for trading journal observations (entry_price, exit_price) across up to 200 rows, returning two analytical reports.","exampleAgentPrompt":"Can you run a grouped numeric summary and weighted mean analysis on my trading journal data? I have 4 trades: row-1 on 2026-10-01 in group-a with entry 10 and exit 1, row-2 on 2026-10-02 in group-b with entry 20 and exit 2, row-3 on 2026-10-03 in group-a with entry 15 and exit 3, row-4 on 2026-10-04 in group-b with entry 30 and exit 4 — use entry_price as the primary field.","exampleUseCases":[{"title":"Daily trade batch performance review","prompt":"I have 10 trades from last week across two instrument groups — equities and futures. Can you group them by instrument_group and give me a numeric summary plus a weighted mean of the exit_price, using entry_price as the secondary measure? Here are the rows: row-1 2024-11-01 equities entry 150 exit 155, row-2 2024-11-01 futures entry 3200 exit 3210, row-3 2024-11-02 equities entry 148 exit 152..."},{"title":"Comparing entry price distributions across asset classes","prompt":"I want to see how my entry prices are distributed across my three instrument groups — crypto, forex, and commodities — for the 20 trades I logged this month. Can you give me a grouped numeric summary with the weighted mean using exit_price as the field?"},{"title":"Post-session journal analytics for algo strategy","prompt":"After today's trading session I've got 50 journal observations split between strategy-A and strategy-B groups. Please compute a grouped numeric summary and secondary-measure weighted mean for exit_price on this data so I can compare how the two strategies performed."}],"resultDescription":"Returns two analytical reports: (1) a grouped numeric summary (e.g. count, min, max, mean, std) of the selected price field broken down by instrument_group, and (2) a secondary-measure weighted mean where the primary field values are weighted by the secondary price field, both computed locally without any external lookups.","failureModes":["Empty rows array — returns validation error (minItems: 1)","Rows exceed 200 items — rejected due to maxItems constraint","Invalid date format not matching YYYY-MM-DD pattern — schema validation error","entry_price or exit_price outside allowed range (-1e12 to 1e12) — validation failure","Missing required fields (row_id, instrument_group, date, entry_price, exit_price) — schema error","Invalid field enum value (not 'entry_price' or 'exit_price') — rejected","Payment failure — x402 payment of 0.01 USDC not processed correctly"],"whenToPreferThis":"Choose this endpoint when you need fast, local statistical aggregation of trading journal data grouped by instrument category, specifically grouped numeric summaries combined with weighted mean calculations, without requiring any live market data, external APIs, or predictions. Ideal for post-session trade analysis workflows where you supply structured entry/exit price observations and need two reports in a single $0.01 call.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-26T12:32:56.044Z","isFirstParty":false,"canonicalSlug":"trading-journal-observations-grouped-numeric-summary-secondary-2ad6a2cc"}