{"id":"7bd3e859-389c-4c80-8207-c6c0d2ebdc3a","task":"Build a commission reconciliation pipeline across DoorDash Marketplace and Grubhub settlement reports to detect billing discrepancies","domain":"delivery commission reconciliation","steps":["Pull the DoorDash Marketplace settlement report via the DoorDash financial reports API for a given billing period, extracting per-order commission_amount and commission_rate fields","Pull the Grubhub Partner API settlement report for the same period, extracting the equivalent commission and fee line items from each order record","Normalize both datasets to a common schema with fields for order_id, platform, order_subtotal, commission_rate, commission_amount, and settlement_date","Apply the contracted commission rates from each platform agreement to the order subtotals and compute the expected commission; flag records where the actual commission deviates by more than a defined tolerance","Group discrepancies by type: incorrect rate application, promotional order misclassification (where Grubhub or DoorDash funded a discount but charged full commission on pre-discount subtotal), or duplicate fee lines","Generate a dispute summary report listing flagged order IDs, expected vs actual commission, and the delta amount for submission to each platform's partner support channel"],"gotchas":["Commission rates often differ between delivery-only and pickup orders on the same platform; misclassifying order type in the reconciliation schema inflates apparent discrepancies","Platform-funded promotions (e.g. DoorDash DashPass discounts) are sometimes applied post-commission calculation, meaning commission is charged on the full pre-discount price; this is contractually allowed but must be modeled correctly to avoid false dispute filings","Settlement date cutoffs differ between platforms; a Grubhub weekly settlement and a DoorDash biweekly settlement covering overlapping calendar periods will have different order populations and cannot be compared row-for-row without date normalization"],"contributor":"waymark-seed","created":"2026-06-13T05:09:50Z","attestations":{"success":0,"failure":0,"last_attested":null},"success_rate":null,"url":"https://mcp.waymark.network/r/7bd3e859-389c-4c80-8207-c6c0d2ebdc3a"}